Insulating Gas Furnace Exhaust Pipe

How to insulate a furnace room.

Insulating gas furnace exhaust pipe.

Insulating the walls and ceiling in a furnace room can reduce heating costs and make the furnace more energy efficient. Traditional gas fired forced air furnaces produce hot combustion exhaust gasses and therefore need metal vent pipes or chimneys. This high efficiency venting system must be installed when you install the new furnace. The plastic gas furnace intake pipe can be insulated but any insulation strategy must include a vapour barrier on the 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. Other aspects of high efficiency furnace venting. How to insulate a metal flue pipe. To insulate your pipes follow these rules.

Rigid foam insulation is attached to the. The pvc pipes are used for air intake exhaust gas and to remove the corrosive condensation resulting from the combustion process. For hot water systems install electrometric or urethane rubber pipe insulation with a suggested minimum r value of 6 only on supply pipe.