Insulating Gas Furnace In Attic

If a high efficiency unit can hit 90 with a typical installation then you can achieve a rating of at least 65 with a standard installation.

Insulating gas furnace in attic.

Insulating your attic can save you money there s no getting around it. A while back i wrote about the incompatibility of putting an atmospheric combustion furnace in a sealed attic. It is important to note the optimal conditions for an attic installation is when the attic is fully insulated making it a conditioned space. My plan was to get a high efficiency gas fired furnace in lieu of a heat pump or electric furnace.

The department of energy predicts that prices for natural gas and heating oil will rise again this winter compared with last and that s after a year in which heating oil prices rose sharply in most. Fiberglass insulation cannot just butt up to the vent pipe touching it. A furnace in the attic is a design that works for all homes. How to insulate a metal flue pipe.

Insulating the walls and ceiling in a furnace room can reduce heating costs and make the furnace more energy efficient. Most often the attic is sealed by installing spray foam insulation at the roofline thus bringing the attic inside the building enclosure and turning it into conditioned space directly or indirectly. We re getting proposals to install a new central ac and gas furnace in the attic of our home. The trick to the installation of a gas furnace in an attic space is routing the condensate drain from the attic down through the core of the house to the basement.

A furnace can suffer from a drop in energy efficiency if it s in an unconditioned space such as an attic. When you can use natural gas over electricity there is an opportunity to boost the efficiency rate of your furnace as well. High efficiency furnaces aren t usually recommended for an attic. The attic is a sealed space by polyurethane foam and will need a combustion air source.

Now that you have safely sealed the air leaks around the furnace exhaust you can work on insulating your attic space. Insulating around a furnace exhaust pipe. Although fiberglass may not burn it can melt contribute to a fire and the speed at which it spreads. The good news is that some installers understand this problem and seek to address.

Rigid foam insulation is attached to the walls with adhesive and to the.