Choosing the best insulation for your basement its important to create an air seal in your basement to help avoid moisture issues as well as combatting a cold and uncomfortable space. It can fill in all the gaps and spaces thoroughly giving you the best protection against moisture and air infiltration. Hes uncertain whether to insulate the slab with 2 inches of foam which he estimates at r 10 to r 14 or.
Feldman plans to insulate the basement walls with closed cell spray polyurethane foam.
What is the best way to insulate a basement. The most important concern to address before insulating your basement is moisture. Exterior type of foam installation subslab insulation subslab vapor barriers view all foundation sitework articles. Using cis to insulate a basement is really a no brainer. Insulate basement rim joists.
Any of the following insulation materials are acceptable for this purpose. Cut heat loss through the rim joists and tighten up your house with rigid foam insulation. To ensure theres no dampness seeping through the walls conduct a simple test using plastic sheeting and duct tape. Basements are the perfect location for foam type insulation products.
Tape a small piece of plastic sheeting to a bare concrete wall with an impermeable duct tape border and wait 48 hours. Closed cell spray polyurethane foam xps eps or polyisocyanurate. In this article interior vs. Its a more expensive option but youll save money in energy bills not to mention the cost of doing damage control after mold and mildew are already serious problems.
Idea how to insulate a basement were confident youll be able to do it with cis. If you want to experience the benefits of spray foam insulation in your basement and live in michigans lower peninsula give us a call at 866 900 3626 or fill out the form on our website to schedule a free estimate. Controlling moisture is the easiest way to eliminate mold in a basement. The money youll save on utility bills over the.
The best insulation to use is rigid foam. After sufficient time has passed check the interior and exterior of the plastic sheet for condensation this will determine if water is seeping through. Closed cell spray foam is the best way to insulate concrete basement walls. The key to successfully insulating basement walls is selecting insulating materials that stop moisture movement and prevent mold growth.
Except for the deep south. Best way to insulate a basement. Here is a great system to do that. Basement wall insulation is recommended in most of the us.
Introduction in just a couple of hours you can seal and insulate your rim joists which are major sources of heat loss in many homes. For insulation below the slab feldman is considering two types of rigid foam insulationexpanded polystyrene eps and extruded polystyrene xpsas well as closed cell spray polyurethane foam. As i noted above the best way to insulate a basement wall on the interior is with foam insulation that is adhered or attached directly to the concrete. Energy savings are about the same whether you insulate on the interior or exterior.
This is because it can achieve a higher r value along with excellent moisture resistance with less thickness required.
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