How To Seal Off Attic Fan

Without air sealing your attic you are allowing warm air to escape from your home carrying with it your hard earned winter heating money.

How to seal off attic fan.

Air seal your attic for energy savings. Recessed can lights no easy solution cut a 6 in. The attic has about 2 3 of blown in cellulose is pitched i don t know the pitch but it s about average for a typical suburban house and has a gable vent on each end l shaped house. The battic door whole house attic fan ceiling shutter seal is an energy saving insulating seal for whole house attic fans.

How to seal off my attic so squirrels can t access it squirrel noises in the attic during all hours of the day and sometimes at night can be unsettling. This prevents air dust movement from living space to attic. Another way to seal off an attic fan is to use thick plastic and insulation. Hole in your ceiling and add a 100 watt bulb enough heat to bake cookies and you have a recipe for huge heat loss as well as a major contributor to ice dams.

The house was constructed in 1958 and is 2x6 wood frame on 16 centers. Checking the seal once a week will ensure continual protection against losing heat through your attic fan. These furry creatures also tear up insulation chew on wires and support beams and wreak untold damage to your house. Turn off the electricity to attic fan by unplugging or by disconnecting the hard wire from the junction box.

If you pressurize the house with a window fan you may be able to feel the leaks with your hand as the air finds its way into the attic. When using plastic make sure the attic fan is properly sealed on all edges. I recently bought a house that has an attic fan on a thermostat that seems to run whenever the outside temperature gets above about 70. It helps to cool your home temperatures and the attic by approximately 30 degrees.

Most people just add insulation to their attic this will not stop the escaping warm air. I believe the best solution may be a combination of radiant barrier to stop the sun s heat from warming up the attic structure to begin with along with proper ventilation attic exhaust fan s insulation and air sealing. It reduces air leakage through the whole house attic fan saving the homeowner heating and cooling loss and energy costs. Whole house fans work on the principle of removing the hot and humid air out of the house.

The warm air escapes through the attic and to the attic vents allowing the circulation of chilly air from the windows. Seal off any air leaks at the ceiling.