#CombustionAir
If installed in a cold winter climate, either insulate or use double wall pipe for the intake combustion air to control the condensation of airborne moisture in the combustion air.

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September 10, 2026 at 2:10 PM
To ensure your condensing water heater performs at an optimal level, check the combustion air filter at least every 30 days. Go to https://ow.ly/IVQZ50Zwksq #AERCO #TechTipTuesday #CombustionAir
August 18, 2026 at 2:05 PM
To ensure your water heater performs at an optimal level, check the combustion air filter at least every 30 days. Learn more: https://ow.ly/mY6I50YKBPH #PVI #TechTipThursday #CombustionAir
April 30, 2026 at 2:15 PM