How To Vent Gas Furnace Through Roof

Should my furnace flue pipe go through the roof or the side of the house.

How to vent gas furnace through roof.

How to replace a gas furnace s roof vent. These ventilation pipes should be isolated from the furnace combustion chamber and made airtight to eliminate the possibility of combustion gas leakage. Run the vent pipe up through the roof and install a metal or pvc flashing collar over it. The pipes can be set in two ways.

Horizontally through the sidewall or vertically through the roof. Hold the vent pipe still and. Measure the distance from the furnace vent to the chimney. Remove the screws holding the termination cap on the end of the vent pipe using the correct size screwdriver to turn the screws.

That depends on whether you have a standard efficiency or a high efficiency furnace. The outer and bigger pipe draws the air for combustion from outside while the smaller one is constructed on the inner position to expel the exhaust gas. Put a cover on the vent. Proper sidewall venting requires installing separate vent pipes horizontally so that they vent to the outdoors through a wall of your home.

Instead both systems typically expel exhaust through a pipe that runs. So which type of venting system should your furnace have. How to vent a furnace in a roof 1. Use your measurements and plan the path out ahead of time so that you will know exactly how much material you will need.

Match the vent pipe to the. Grip the vent pipe with one hand and the termination cap with the other hand. What to know before you install b vent furnace pipe. Purchase the correct size metal vent pipe from a home improvement store and make sure you get enough elbow joints to give the vent s path the necessary twists and turns.

When compared to the natural vent this one is more flexible although it is also costlier. Direct venting and power venting systems offer greater flexibility because neither requires a direct line to the roof. What to know before you install b vent furnace pipe. You ll want to know the thickness of your walls so you can properly prepare for your wall penetration if venting through an exterior wall to a horizontal termination.