Improve Attic Envelope
The first is to keep the concrete warm by installing exterior insulation.
Improve attic envelope. A fundamental requirement of an unvented attic assembly is the use of air impermeable insulation on the underside of the unvented roof to prevent air infiltration and exclude airborne moisture from the attic. Air that leaks through your home s envelope the outer walls windows doors and other openings wastes a lot of energy and increases your utility costs. Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents. How can avenue road roofing improve attic ventilation.
As part of installing a proper roof venting system arr can install baffles at the eaves area of the roof under the sheeting or roof boards. Spray foam insulation is more expensive than batt insulation and needs to be expertly installed to prevent missed areas or pockets that can reduce the efficacy of the building envelope. Epa estimates that homeowners can save an average of 15 on heating and cooling costs or an average of 11 on total energy costs by air sealing their homes and adding insulation in attics floors over crawl. Additionally we apply our roofing and building envelope experience to solve many of your other ventilation problems.
Another benefit of giving your home a thermal envelope with great insulation is to provide it with a great sound barrier. One way to make your home more energy efficient is to increase roof insulation. Using open cell spray foam can help to reduce or remove the noise in your structure. This reduces latent air conditioning loads and provides further reductions in energy consumption.
The attic or ceiling is a great place to start especially if your next to an airport. Extra insulation helps to make your home warmer in the winter and cooler in the summer. Increasing the thickness and r value will improve the hers index. A well sealed envelope coupled with the right amount of insulation can make a real difference on your utility bills.
You improve insulation value. I think the best solution is to keep the envelope at the attic floor with airtight drywall and use more thickness of less expensive insulation. The second is to prevent interior air or water vapor from reaching the concrete by installing a layer of rigid foam with sealed seams on the inside of the foundation wall. These vents allow outside air to enter the attic at the lowest point of the roof along the underside of the eave.