Insulating Gas Furnace In Attic

If your house is in a cold climate keeping it warm in winter is expensive.

Insulating gas furnace in attic. Insulating your attic can save you money there s no getting around it. 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. How to insulate a metal flue pipe.

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. We re getting proposals to install a new central ac and gas furnace in the attic of our home. Rigid foam insulation is attached to the walls with adhesive and to the. 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.

A furnace can suffer from a drop in energy efficiency if it s in an unconditioned space such as an attic. 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. Although fiberglass may not burn it can melt contribute to a fire and the speed at which it spreads. High efficiency furnaces aren t usually recommended for an attic.

Most of the issues that furnace might experience in an attic are due to extremely cold weather in this poorly insulated space. Insulating the walls and ceiling in a furnace room can reduce heating costs and make the furnace more energy efficient. The good news is that some installers understand this problem and seek to address. 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.

Insulating around a furnace exhaust pipe. My plan was to get a high efficiency gas fired furnace in lieu of a heat pump or electric furnace. 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.

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.