Draft Diverter
A draft diverter is a safety device on many gas water heaters that helps regulate exhaust flow into the vent. It stabilizes draft, reduces downdrafts, and helps prevent combustion gases from spilling into the home.
💡 Key Takeaways
- ✓A draft diverter is a safety device on many gas water heaters that helps regulate exhaust flow into the vent. It stabilizes draft, reduces downdrafts, and helps prevent combustion gases from spilling into the home.
- ✓Do not modify or block a draft diverter; it can compromise safety.
- ✓Proper alignment with the vent pipe is critical for correct draft.
- ✓High‑efficiency direct‑vent units often do not use draft diverters.
Draft Diverter
/dræft dɪˈvɜrtər/
Definition
A draft diverter is a safety device on many gas water heaters that helps regulate exhaust flow into the vent. It stabilizes draft, reduces downdrafts, and helps prevent combustion gases from spilling into the home.
What does a draft diverter do?
It helps guide exhaust into the vent and prevents backdrafts that could spill gases indoors.
Source: The Cooling Company
Quick Facts
How Draft Diverter Works
Draft diverters stabilize exhaust and reduce backdraft risk.
Real-World Application
During a safety inspection, a technician checks the draft diverter and vent connection to ensure exhaust gases are vented properly.
Pro Tip
If you notice soot, unusual odors, or condensation near the vent, schedule a professional inspection.
“If you notice soot, unusual odors, or condensation near the vent, schedule a professional inspection.”
Important Things to Keep in Mind
- Do not modify or block a draft diverter; it can compromise safety.
- Proper alignment with the vent pipe is critical for correct draft.
- High‑efficiency direct‑vent units often do not use draft diverters.
Did You Know?
Draft diverters have been used for decades to improve safety in natural‑draft appliances.
FAQ
Do all gas water heaters have draft diverters?
Most natural‑draft models do; sealed direct‑vent models typically do not.
Can a draft diverter be replaced?
Yes, but replacement should be done by a qualified technician.
What happens if a draft diverter fails?
Exhaust gases can spill indoors, creating safety risks and poor combustion.
Related Services
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