How To Insulate Furnace Pipe In Attic

Fasten blocking around the hatch or door to allow the material to be installed around this area without escaping.

How to insulate furnace pipe in attic.

If you don t have a crawl space or a basement then it can be a challenge to place a furnace on the ground floor of the structure. Super insulating our attic part 2 duration. Turn the water heater or furnace off and allow the flue to cool to the touch. Now cut 2 inch deep slots.

How to insulate a metal flue pipe. Based on the volume of the attic it may per code and the math be adequate and especially with all the attic floor penetrations on a typical retrofit. This will stop the air from getting a free ride along the chase and heating your attic. Cut 1 inch deep slots a few inches apart along the top side.

Measure the circumference of the flue. Unwrap the flashing from the vent pipe so you can work with it. This will allow you to slip the insulation over the pipe corner easily. Then use fire rated caulk to seal the gap btw the sheet metal and flue and then the sheet metal to the attic floor.

Open the insulation piece at the slit and slide it over the pipe. Bend these newly cut tabs in. Nail them both on the attic floor so they butt up against the flue. Owens corning 762 202 views.

And don t we have 50 gallon gas water heaters gas stoves and sometimes even furnaces in conditioned space quite often and code allows this per their mathematical required volume of air needed. Joe shows you how to make an attic insulation shield when space is an issue. Free range people 32 792 views. Cut enough aluminum flashing from the roll to wrap around the vent pipe with an extra 6 inches to spare.

To make it easy to eyeball how level the material is as you blow it in screw depth guides to joists throughout the space. Make sure the fill s depth is uniform across the attic. For corner joints that need to be insulated cut a simulated miter joint by cutting the insulation at a 45 degree angle. You might not receive the same air movement benefits if the unit is in a garage either.

A furnace in the attic is a design that works for all homes. To vent or not to vent duration.