Every zip code in Las Vegas has its HVAC story. In 89128, that story begins earlier than anywhere else in Summerlin. While the communities that most people associate with Summerlin — the villages along Town Center Drive, the newer developments near Red Rock — were built in the mid-1990s and 2000s, the homes in 89128 were standing before the Summerlin name carried any cachet at all. The first residential parcels along the western edge of what would become the Summerlin master plan were developed in 1982-1986, and The Lakes community — centered around its man-made lake south of Sahara Avenue — began welcoming residents in 1983. These homes were built when Ronald Reagan was president, when Las Vegas was a metropolitan area of 500,000 rather than 2.3 million, and when the HVAC equipment installed in a new Nevada home looked nothing like what we install today.
The Cooling Company has been servicing 89128 homes since 2011, and our technicians have developed a deep understanding of the specific challenges that housing from this era presents. We hold Nevada contractor licenses #0075849 (C-21 HVAC) and #0078611 (C-1D Plumbing), maintain a 4.8-star rating across 787+ Google reviews, and bring a problem-solving approach to 89128 that recognizes these homes require more than a standard equipment swap. They require a technician who understands what four decades of desert operation have done to every component of the mechanical infrastructure.
Why 89128 Is Fundamentally Different from Every Other Summerlin Zip Code
When we discuss HVAC challenges in 89129, we are talking about homes from the late 1990s dealing with their first or second system failure. In 89117, the conversation involves a mix of Spring Valley and early Summerlin construction from the late 1980s through the 1990s. But 89128 stands alone: this is where Summerlin started, and the housing stock reflects construction practices and building codes from a fundamentally different era.
Four decades of HVAC history in one home. A house built in 89128 in 1984 has now been through approximately four complete HVAC lifecycles. The original system — likely a 7-8 SEER unit using R-12 or early R-22 refrigerant — lasted until the early-to-mid 1990s. The second system, installed during the 1993-1997 window, was probably a 10 SEER R-22 unit that served until the late 2000s or early 2010s. The third system, if it arrived during 2008-2014, was likely a 13-14 SEER R-410A unit that is now approaching or entering its final years. Some 89128 homes are currently shopping for their fourth air conditioning system. Each replacement cycle should have been an opportunity to address underlying infrastructure issues — ductwork, insulation, electrical capacity, thermostat placement — but in practice, most replacements simply swapped the equipment and left everything else untouched.
1980s building codes versus modern standards. The building codes governing 89128 construction in 1983-1986 bear almost no resemblance to current Clark County requirements. Minimum insulation values were lower. Duct sealing was not tested. Air barrier requirements did not exist. Single-pane windows were standard. Electrical service panels were sized for loads that did not include modern home office equipment, EV chargers, pool equipment, or the larger HVAC systems that subsequent replacements would install. These code-era differences are baked into the structure of the home and cannot be fixed by installing new HVAC equipment alone.
The Lakes: a community built around water in the desert. The Lakes neighborhood within 89128 was designed around a 30-acre man-made lake — a water feature that distinguishes it from every other community in the Summerlin orbit. That lake and its surrounding irrigated landscape create a humidity microclimate that affects HVAC performance in ways that homes even a mile away do not experience. We will address this specific issue in detail below.
The Ductwork Problem That 40 Years Creates
If there is one message that defines HVAC service in 89128, it is this: the ductwork matters more than the equipment. A homeowner who installs a $12,000 high-efficiency system and connects it to 40-year-old ductwork will not receive 80% of the performance and efficiency that equipment is capable of delivering. The ductwork is the delivery system, and in 89128, that delivery system has endured four decades of conditions it was never designed to survive.
Original 1980s ductwork was different. The duct installations in early 89128 homes predated the widespread use of modern flexible ductwork. Many of these homes were built with rigid sheet metal trunk lines and rectangular branch runs — a durable material, but one that develops problems over four decades. Sheet metal joints sealed with 1980s-era duct tape (not the modern mastic sealant or metallic tape used today) have long since lost adhesion. Rectangular duct sections develop sag at unsupported spans, creating low points where condensation collects during cooling season, promoting corrosion from the inside out. Vibration-isolating flex connectors between rigid duct and equipment have crumbled, leaving gaps where conditioned air spills into the attic.
Duct modifications from previous system replacements. Each of the three or four HVAC replacements that a typical 89128 home has undergone required some duct modification — a new plenum connection here, an adapted transition fitting there, a branch run extended or rerouted to accommodate different equipment dimensions. The cumulative result of these piecemeal modifications is a duct system that no longer resembles a designed distribution network. It is a patchwork of original sheet metal, flexible duct additions from the 1990s, and more flex duct additions from the 2000s, connected with a mix of tape types, clamp styles, and sealing methods spanning three decades of installation practices. Leakage rates in these composite duct systems routinely exceed 35-45% when measured by duct blaster — meaning more than a third of the conditioned air the system produces never reaches the living space.
The economics of duct replacement in 89128. For homes where the original ductwork has been through four system cycles and multiple modifications, we strongly recommend complete duct replacement during the next equipment installation. Modern R-8 insulated flex duct properly sized, routed, and sealed delivers conditioned air with less than 6% leakage — compared to the 35-45% typical of legacy 89128 duct systems. The cost of full duct replacement during an equipment installation is $3,500-$6,500, which sounds significant until you calculate that recovering 30-40% of previously wasted cooling capacity is equivalent to getting a free system upgrade of several SEER points. A 16 SEER2 system connected to properly sealed R-8 ductwork will outperform a 20 SEER2 system connected to leaking 40-year-old ducts.
Our duct assessment process for 89128 homes goes beyond cleaning. We perform a full pressure test, measure airflow at every register, photograph accessible duct connections, and provide a written assessment that clearly delineates which sections can be sealed and which require replacement. The assessment is included with every system replacement consultation.
Electrical Infrastructure: The Hidden Constraint
One of the most overlooked challenges in 89128 HVAC work is the electrical infrastructure. A home built in 1984 was equipped with an electrical panel and wiring designed for that era's load profile — a profile that did not anticipate the electrical demands of 2026 living.
Panel capacity limitations. Many original 89128 homes have 100-amp or 150-amp main electrical panels. In 1984, this was adequate for a small air conditioning system, a gas furnace, basic kitchen appliances, and general lighting. By 2026, the same home may have added a pool pump, a hot tub, a kitchen remodel with higher-draw appliances, a home office with computer equipment, landscape lighting, security systems, and potentially an EV charger. The sum of these loads can approach or exceed the panel's capacity, leaving insufficient headroom for the larger HVAC equipment that modern efficiency standards require.
What this means for system replacement. A modern 4-ton air conditioning system draws 20-30 amps at peak load. If the existing panel has limited remaining capacity after accounting for all other household loads, installing a larger or higher-performance HVAC system may require a panel upgrade — a $2,000-$4,000 project that adds to the overall replacement cost but prevents circuit breaker tripping, voltage drops that damage compressors, and potential code violations. Our installation process includes an electrical load calculation to verify that the existing panel can support the proposed equipment before we order anything.
Aluminum wiring in some 89128 homes. A subset of early 1980s homes in 89128 were wired with aluminum branch circuit wiring — a common practice in the late 1970s and early 1980s that was largely abandoned by the mid-1980s due to connection reliability concerns. While aluminum wiring itself is not inherently dangerous when properly maintained, the connections at outlets, switches, and equipment termination points require specific anti-oxidant compound and compatible connectors. When we encounter aluminum wiring at the HVAC disconnect or thermostat location, we ensure all connections use CO/ALR-rated devices and apply anti-oxidant paste to prevent the high-resistance connections that generate heat and create fire risk.
Single-Pane Windows and the Building Envelope Gap
Walk through a 1984-built home in 89128 that has not undergone window replacement, and you will feel the building envelope deficit before you see it. Original single-pane aluminum-frame windows transmit solar heat at roughly twice the rate of modern dual-pane low-E glass. On a July afternoon, the interior surface temperature of a west-facing single-pane window exceeds 120 degrees Fahrenheit — radiating heat into the room that the air conditioning system must continuously overcome.
How this affects HVAC sizing and performance. The Manual J load calculation that determines proper HVAC equipment sizing accounts for window area, orientation, and thermal performance. Single-pane windows in a typical 89128 home can add 1.0 to 1.5 tons of cooling load compared to the same home with dual-pane low-E replacement windows. That means a home that would need a 3.5-ton system with modern windows may genuinely require a 5-ton system to maintain comfort with original single-pane glass — a larger, more expensive system that uses more energy for the same result. Homeowners who plan to replace windows within the next few years should communicate that timeline during HVAC replacement planning so we can right-size the new equipment for the home's future thermal performance rather than its current deficiency.
The window-HVAC coordination opportunity. For 89128 homeowners facing both window and HVAC replacement decisions, coordinating these projects produces compounding benefits. Replacing windows first (or simultaneously) allows the new HVAC system to be sized smaller — typically by one-half to one full ton — which reduces equipment cost, operating cost, and noise. The smaller system runs more efficiently because it operates closer to its design capacity rather than cycling at partial load. Our technicians collaborate with window contractors to sequence the work for optimal results when both projects are planned within the same timeframe.
The Lakes Humidity Effect on HVAC Performance
The Lakes neighborhood occupies a unique position within 89128 — and indeed within all of western Las Vegas — because of its 30-acre man-made lake and extensively irrigated common areas. This water-centric landscape creates measurable effects on ambient conditions that directly impact HVAC system behavior.
Evaporative moisture loading. The lake surface and surrounding irrigated turf release moisture into the air through evaporation and evapotranspiration continuously. During summer months, homes within 1,000 feet of the lake shore experience ambient relative humidity levels 12-25 percentage points higher than homes in surrounding desert-landscaped neighborhoods. At night, when temperatures drop and relative humidity climbs further, The Lakes area can reach 55-65% humidity — conditions more common in the humid Southeast than the Mojave Desert.
Impact on cooling system behavior. Air conditioning systems perform two functions simultaneously: sensible cooling (lowering air temperature) and latent cooling (removing moisture from the air). Standard single-stage systems installed in many Lakes homes are optimized for sensible cooling in dry desert air. When that same system encounters the elevated moisture levels created by lake proximity, it struggles with the latent component. The system reduces air temperature to the thermostat setpoint and shuts off, but the relative humidity indoors remains at 50-60% — well above the 30-45% comfort zone. The result is the "cold and clammy" sensation that Lakes residents report: the house reads 76 degrees on the thermostat but feels uncomfortably humid.
Solutions for Lakes homes specifically. Variable-speed and inverter-driven systems excel in this environment because they can run at reduced capacity for extended periods, providing continuous air circulation over the cold evaporator coil that strips moisture from the air even when the temperature is near setpoint. A variable-speed system in a Lakes home will typically maintain indoor humidity at 38-45% during monsoon season — a dramatic improvement over the 55-60% that a cycling single-stage system allows. For homeowners who are not ready for full system replacement, a whole-home dehumidifier ($1,800-$2,800 installed) integrates with the existing duct system and provides independent humidity control regardless of the cooling system's operating mode.
Insulation Archeology: What 40 Years Does to Attic Insulation
The attic insulation in an original 89128 home tells a story written in compressed fiberglass and settled cellulose. These homes were insulated to early 1980s standards — typically R-19 to R-26 blown-in fiberglass — and the passage of four decades has reduced that already-modest insulation to a fraction of its original performance.
Settling and compression. Blown-in insulation settles under gravity over decades. What was originally installed at 8-10 inches of depth has compressed to 3-5 inches in many 89128 attics — representing an effective R-value of R-8 to R-13. Current energy code requires R-38 for new construction in Clark County. The gap between what exists and what the home needs is enormous: the ceiling is functioning as a modest thermal speed bump rather than a genuine barrier between the 160-degree attic and the 76-degree living space below.
Displacement around equipment and penetrations. Each of the three or four HVAC replacements that 89128 homes have undergone involved technicians working in the attic — moving insulation aside to access equipment, stepping on insulation while routing ductwork, and never quite putting it back where it was. The result is a patchwork of bare spots, compressed trails, and disturbed areas around the air handler, duct connections, and attic access hatch. These bare spots act as thermal bridges — concentrated pathways where heat pours through the ceiling assembly directly into the living space.
The practical impact on HVAC costs. An 89128 home with R-10 effective attic insulation forces its HVAC system to work approximately 35-45% harder than the same home with code-compliant R-38 insulation. At current NV Energy rates, that penalty translates to $500-$900 in excess annual cooling costs — money that disappears into the attic every summer. Adding insulation to bring an 89128 attic from R-10 to R-38 costs $1,500-$2,500 for a typical single-story home and delivers a payback period of 2-4 years. For homeowners investing in a new HVAC system, combining the installation with an insulation upgrade ensures the new equipment delivers its rated efficiency rather than fighting an uninsulated ceiling.
Heating in 89128: Gas Furnace Safety After Four Decades
The gas furnaces in 89128 homes demand particular attention because of their age and the safety implications of aging heat exchangers. While Las Vegas winters are mild compared to northern climates, the heating system runs frequently enough during December through February to warrant thorough annual inspection.
Heat exchanger integrity after multiple system cycles. If the current furnace was installed during the most recent replacement cycle — say, 2010-2016 — the heat exchanger is likely in serviceable condition. However, some 89128 homes are running furnaces that arrived during the second or even first replacement cycle, putting the heat exchanger at 15-25+ years of age. Heat exchangers develop stress cracks from repeated thermal expansion and contraction cycles, and these cracks can allow combustion byproducts — including carbon monoxide — to enter the supply air stream and circulate through the home. A cracked heat exchanger produces no visible warning signs; carbon monoxide is odorless, colorless, and tasteless.
Why visual inspection alone is insufficient. Surface-level visual inspection catches obvious cracks but misses the hairline fractures that open under operating temperature and close when the metal cools. Our furnace safety inspection includes combustion analysis (measuring CO levels in the flue gases before they enter the heat exchanger and in the supply air downstream of it), camera-assisted internal examination of accessible heat exchanger sections, and carbon monoxide testing at every supply register in the home. This three-layer approach catches failures that a flashlight-and-mirror inspection would miss.
Heat pump consideration for 89128 replacements. For homeowners replacing both heating and cooling systems, a heat pump eliminates the heat exchanger safety concern entirely by providing electric heating without combustion. Modern cold-climate heat pumps perform efficiently in Las Vegas's mild winters (temperatures rarely drop below the 30-degree threshold where heat pump efficiency declines meaningfully) and reduce overall energy costs by eliminating gas consumption for heating. For homeowners who prefer the fast, intense heat delivery of a gas furnace, a dual-fuel configuration — heat pump as the primary heating source with a small gas furnace backup for the coldest nights — provides the best of both technologies.
The 89128 Homeowner's Replacement Decision Framework
After decades of living in these homes and multiple HVAC replacements, 89128 homeowners deserve a decision framework that goes beyond "repair or replace the equipment." The real question is: what level of investment in the home's mechanical infrastructure will deliver the comfort, efficiency, and reliability improvement you actually want?
Level 1: Equipment-only replacement ($6,500-$12,000). Replace the outdoor condenser and indoor air handler/furnace, connect to existing ductwork, install a modern thermostat. This is the minimum investment and the approach most HVAC companies will quote. It delivers new equipment with modern efficiency ratings and a full manufacturer warranty, but it leaves existing ductwork, insulation, and electrical infrastructure unchanged. For 89128 homes with duct systems leaking 35%+ of conditioned air, the new equipment will underperform its rated efficiency from day one.
Level 2: Equipment plus ductwork ($10,000-$18,000). Replace all equipment and all accessible ductwork with modern R-8 insulated flex duct, properly sized and sealed. This investment addresses the single largest source of energy waste in most 89128 homes and allows the new equipment to operate at or near its rated efficiency. The comfort improvement from duct replacement alone — more consistent temperatures, elimination of hot spots, reduced system runtime — often exceeds the improvement from the equipment upgrade itself.
Level 3: Comprehensive mechanical renovation ($15,000-$28,000). Equipment, ductwork, attic insulation top-up, air sealing of attic penetrations, electrical panel verification or upgrade, and multi-zone configuration. This approach treats the home as a system rather than addressing components individually, and it produces the most dramatic improvement in comfort, efficiency, and long-term reliability. For 89128 homeowners planning to stay in their home for another 10-20 years, Level 3 provides the highest return on investment because it eliminates the recurring problems that cause premature equipment failure and persistent comfort complaints.
We present all three levels with transparent pricing during every replacement consultation, allowing homeowners to choose the investment level that matches their priorities and budget. There is no pressure and no wrong answer — only informed choices.
Maintenance Plans Built for the Oldest Summerlin Homes
Standard maintenance catches standard problems. The 89128 housing stock demands an expanded maintenance protocol that accounts for the cumulative effects of four decades of desert operation on every mechanical component.
Our maintenance plans for 89128 homes include:
- Ductwork integrity check — visual inspection of accessible connections at every maintenance visit, documenting progressive deterioration and recommending intervention before leakage reaches critical levels
- Electrical connection audit — torque-checking wire terminations at the disconnect, condenser, and air handler to detect loosening connections that generate heat, with special attention to homes with aluminum branch wiring
- Heat exchanger combustion analysis — annual carbon monoxide testing at the furnace and every supply register during fall heating preparation, with camera-assisted internal inspection for furnaces over 10 years old
- Condensate system inspection — checking drain pans, primary and secondary drain lines, and float switches in aging air handlers where corrosion and clogging risk increases with equipment age
- Capacitor degradation tracking — measuring capacitor microfarad values at each visit and charting decline over time, replacing components proactively when readings drop below 90% of rated capacity rather than waiting for failure during peak demand
- Attic insulation spot check — documenting insulation depth and condition at the attic access point during each visit, providing early warning of settling or displacement
Maintenance plan members receive priority scheduling during peak summer demand — a critical benefit when system failure in a 40-year-old home during July means competing with thousands of emergency calls across the valley. Members also receive 15% off all repairs and parts, extending the financial value of the plan across the additional service needs that aging homes inevitably generate.
Full-Service Plumbing for 89128 Homes
The plumbing infrastructure in 89128 homes has endured the same four decades of Southern Nevada hard water as the HVAC systems. Our C-1D plumbing license (#0078611) covers the services most critical for this housing vintage: water heater replacement for units on their third or fourth cycle, re-piping for homes with corroded copper or deteriorating CPVC supply lines, leak detection for slab-on-grade foundations where supply line failures can go undetected until structural damage occurs, and whole-house water treatment systems to slow the mineral scaling that degrades every water-touching component in the home.
Las Vegas municipal water averages 16-22 grains per gallon of hardness — among the hardest municipal water supplies in the nation. In 89128 homes where original copper supply lines have carried this mineral-laden water for 40 years, interior pipe surfaces are coated with calcium and magnesium deposits that restrict flow and promote pinhole leak development. A comprehensive plumbing assessment during any HVAC service visit catches developing problems before they become water-damage emergencies.
Pricing and Transparency for 89128 Homeowners
HVAC work in 89128 frequently involves more than a straightforward equipment swap. Our pricing is transparent about what each level of service includes.
- $79 residential diagnostic — full system inspection including ductwork assessment, electrical verification, and written report with repair and replacement options at all three investment levels
- $89 commercial assessment — for commercial properties along West Lake Mead Boulevard and the Lake Mead/Rampart corridor
- Equipment-only replacement — $6,500-$12,000 depending on tonnage and efficiency tier
- Equipment plus ductwork — $10,000-$18,000 including complete duct replacement with R-8 insulated flex duct
- Comprehensive mechanical renovation — $15,000-$28,000 including equipment, ductwork, insulation, sealing, and electrical verification
- Financing available — 0% interest for 12-24 months on qualified projects, with extended terms up to 60 months for system replacements. Same-day approval through online application
The $79 diagnostic fee applies as credit toward any completed repair, so if you proceed with service the diagnostic is effectively free. We maintain Nevada contractor licenses #0075849 (C-21 HVAC) and #0078611 (C-1D Plumbing), carry full liability insurance, and back all work with our satisfaction guarantee. Visit our promotions page for current seasonal offers and manufacturer rebates.
Frequently Asked Questions from 89128 Homeowners
My 89128 home was built in 1984 and I am on my fourth AC system. Is this normal?
Yes. A home built in 1984 has been through approximately four HVAC lifecycles, each lasting 10-15 years depending on equipment quality and maintenance consistency. The more important question is whether each replacement addressed the underlying infrastructure — ductwork, insulation, electrical capacity — or simply swapped the equipment. If the ductwork has never been replaced, it is almost certainly leaking 30-45% of conditioned air. If the attic insulation has never been supplemented, it has settled to a fraction of its original depth. Your fourth system is an opportunity to break the cycle by investing in the infrastructure that makes equipment last and perform as designed.
How bad is the ductwork in a 40-year-old Las Vegas home?
In our experience servicing hundreds of 89128 homes, original or heavily modified ductwork in 40-year-old homes leaks 35-45% of conditioned air — compared to the 6% maximum allowed in new construction. The original sheet metal joints have lost their tape seals. Flex duct additions from the 1990s and 2000s have compressed insulation and deteriorated inner liners. The cumulative effect of three or four system replacements, each requiring duct modifications, has created a patchwork system that no longer functions as designed. Complete duct replacement with modern R-8 insulated flex duct costs $3,500-$6,500 during a system installation and recovers enough wasted cooling capacity to make it the single highest-value investment available for most 89128 homes.
Does my 1980s electrical panel need upgrading for a new HVAC system?
Possibly. Original 89128 homes typically have 100-amp or 150-amp panels that were adequate for 1984 electrical loads. Four decades of additions — pool equipment, kitchen upgrades, home office equipment, landscape lighting, security systems, and potentially EV charging — may have consumed available panel capacity. Our installation process includes an electrical load calculation that determines whether the existing panel can support the proposed HVAC equipment. If an upgrade is needed, we coordinate with licensed electricians to ensure the panel work is completed before HVAC installation begins. Panel upgrades typically cost $2,000-$4,000.
Why does my Lakes home feel humid even when the AC is running?
The man-made lake and irrigated landscape in The Lakes create a humidity microclimate 12-25 percentage points higher than surrounding desert neighborhoods. Your air conditioning system reduces temperature but cannot remove moisture fast enough during the brief on-off cycles of single-stage operation. Variable-speed systems solve this by running continuously at reduced capacity, providing sustained moisture removal across the evaporator coil. If full system replacement is not in your immediate plans, a whole-home dehumidifier ($1,800-$2,800 installed) connects to existing ductwork and controls humidity independently of the cooling system — eliminating the "cold and clammy" feeling that Lakes homeowners commonly describe.
Should I replace windows before or at the same time as the HVAC system?
If both projects are planned within a two-year window, coordinating them produces the best outcome. Replacing single-pane windows with dual-pane low-E glass reduces the home's cooling load by 1.0-1.5 tons, which means the new HVAC system can be sized smaller — saving $1,000-$2,000 on equipment cost while reducing ongoing operating costs. If the window replacement will happen first, we can size the new HVAC system for the future reduced load. If HVAC comes first and windows will follow, we size for current conditions and note that the system will run more efficiently once windows are upgraded. The key is communicating both project timelines so we can make the right sizing decision.
How much can I save with a comprehensive renovation versus just replacing equipment?
Based on our data from 89128 installations, a Level 3 comprehensive renovation (equipment + ductwork + insulation + sealing) reduces annual cooling costs by 45-60% compared to the pre-replacement system, while an equipment-only Level 1 replacement reduces costs by 25-35%. The difference — approximately $400-$700 per year in additional savings — is driven by the ductwork and insulation improvements that prevent the new equipment from wasting capacity on a leaking, underinsulated delivery system. Over a 15-year system lifespan, the Level 3 approach recovers $6,000-$10,500 in additional energy savings compared to Level 1, which more than offsets the higher upfront investment.
Schedule Service for Your 89128 Home
The homes in 89128 are among the most character-rich in the entire Las Vegas valley — established neighborhoods with mature landscaping, solid construction, and the kind of livability that comes from communities that have had decades to settle into themselves. These homes deserve HVAC service that respects their history while upgrading their performance to modern standards.
Whether you need a diagnostic on aging equipment, a comprehensive replacement plan that addresses ductwork and insulation alongside equipment, furnace safety inspection for a 15+ year old heating system, or a maintenance plan calibrated for the demands of 40-year-old housing, The Cooling Company brings the technical expertise and honest communication that 89128 homeowners require.
Contact us online or call (702) 567-0707 to schedule your $79 diagnostic. We offer same-day appointments for urgent repairs, flexible scheduling for consultations, and financing options that make comprehensive solutions accessible.
Explore our full range of services: AC Repair | AC Installation | Furnace Repair | Maintenance Plans | Duct Cleaning | Plumbing
Service Area Context
The 89128 zip code is part of our broader Summerlin HVAC service area. We serve all homes and businesses in this zip code with same-day scheduling and 24/7 emergency response. Call (702) 567-0707 or request a free estimate online.
We also serve neighboring zip codes: 89117, 89129, 89148.