Interior Climate Control

8.15

Blockage In Vent Of High Efficiency Furnace

Acceptable Performance/Condition
Warm, moist air that is exhausted can condense and freeze at the exterior vent of the house. There is little if anything that can be done to prevent this from happening.

Warranty
None.

Action
None.

Remarks
This is a homeowner maintenance issue. The homeowner must periodically check for ice build-up and remove it as necessary.