What Kind Of Insulation To Use In Basement Walls
Check between floor joists if vented and check perimeter walls if unvented.
What kind of insulation to use in basement walls. Insulation for 2x6 walls. Best methods for insulating basement walls. A disadvantage with this kind of basement insulation is that it only provides limited thermal transfer. Basements host the perfect location type for foam insulation products.
The best type of insulation for basement walls is any type that stops moisture movement and prevents mold and mildew growth. Whether you want to insulate a floor or an unvented. Make cuts by snapping chalk lines to mark and then score it with a utility knife as deep as the blade will penetrate. When insulating concrete basement walls a good idea because concrete basement walls are often cold use rigid foam board insulation if the insulation will come into direct contact with the.
Unfinished walls such as foundation walls and basement walls floors and ceilings. We have had a mice problem building nests in the insulation etc so want to remove that and hopefully provide fewer places for the pests to make their homes. Foam board or rigid foam panels best for. Cellulose insulation is a great option for basements but for the sake of this article we will only be talking about foam insulation.
The ceiling of the basement is insulated with unfaced fiberglass batts 10 12 inches thick installed between the joists and there is no insulation on the walls. I ve written several articles on insulating basement walls and evolved some of my methods over time. Basements are a challenge because of high moisture levels and cooler temperatures. Use r 19 or r 21 kraft faced fiberglass insulation for two by six 2x6 walls.
Some of the advantages of this kind of insulation technique are its low cost wide coverage and simplicity. The first is blanket basement ceiling insulation. Some newer homes may have walls built with 2x6 studs. Avoid expanded foam insulation the type that has little white beads pressed together when insulating basement walls because it isn t as durable and has a lower r value.
It uses either fiberglass blanket sheets or cotton blankets for insulation. Check rim joists and unfinished basement walls and compare depth with an r value map and chart for your area.