Insulating Gas Furnace Exhaust Pipe

Without this indoor air will permeate the insulation and condense internally against the pipe.

Insulating gas furnace exhaust pipe.

Rigid foam insulation is attached to the. How to insulate a furnace room. These pvc pipes are connected to the furnace and expelled outside. The flue is the metal tubing that extends up from the top of your gas furnace or water heater that carries the carbon monoxide gas from the heating unit to your.

To insulate your pipes follow these rules. Insulating the walls and ceiling in a furnace room can reduce heating costs and make the furnace more energy efficient. How to insulate a metal flue pipe. The plastic gas furnace intake pipe can be insulated but any insulation strategy must include a vapour barrier on the outside.

This high efficiency venting system must be installed when you install the new furnace. In contrast modern high efficiency condensing furnaces exhaust much cooler gasses and need only plastic pipe materials such as pvc cpvc or abs for their exhaust vents some high efficiency furnaces also include a plastic pipe for intake area and all types. Traditional gas fired forced air furnaces produce hot combustion exhaust gasses and therefore need metal vent pipes or chimneys.