Can You Put Foam Board Over Fiberglass Insulation at Margaret Bratt blog

Can You Put Foam Board Over Fiberglass Insulation. You do not want this to occur inside the insulation. Foam board insulation can add insulation and eliminate thermal bridging when used in wall and ceiling assemblies insulated with batts. Unless you plan to remove your exterior siding, install rigid foam over the existing sheeting and under any new siding, you have. Yes, foam board insulation is an excellent complement to batt insulation. It can potentially replace the vapor barrier and house wrap as well. Adding fiberglass insulation to foam board can cause moisture to be trapped, which can result in the growth of mold and decay. Foam board is closed cell and is a vapor barrier, it will trap moisture in the fiberglass and may cause mold. You might have already answered this, but in your case where you used foam board over top of fiberglass insulation, were the. The fact that the rigid foam is also a vapor barrier is not a problem as long as you have a correct barrier immediately. Even though adding fiberglass insulation can be advantageous, there are certain disadvantages that most people aren’t aware of. Best to blow in a layer of fiberglass.

Even though adding fiberglass insulation can be advantageous, there are certain disadvantages that most people aren’t aware of. Yes, foam board insulation is an excellent complement to batt insulation. You do not want this to occur inside the insulation. Foam board is closed cell and is a vapor barrier, it will trap moisture in the fiberglass and may cause mold. Unless you plan to remove your exterior siding, install rigid foam over the existing sheeting and under any new siding, you have. Adding fiberglass insulation to foam board can cause moisture to be trapped, which can result in the growth of mold and decay. It can potentially replace the vapor barrier and house wrap as well. You might have already answered this, but in your case where you used foam board over top of fiberglass insulation, were the. The fact that the rigid foam is also a vapor barrier is not a problem as long as you have a correct barrier immediately. Foam board insulation can add insulation and eliminate thermal bridging when used in wall and ceiling assemblies insulated with batts.

Foam board, spray foam, and fiberglass insulation provide an airtight

Can You Put Foam Board Over Fiberglass Insulation Foam board insulation can add insulation and eliminate thermal bridging when used in wall and ceiling assemblies insulated with batts. Best to blow in a layer of fiberglass. You do not want this to occur inside the insulation. The fact that the rigid foam is also a vapor barrier is not a problem as long as you have a correct barrier immediately. Yes, foam board insulation is an excellent complement to batt insulation. Unless you plan to remove your exterior siding, install rigid foam over the existing sheeting and under any new siding, you have. Foam board insulation can add insulation and eliminate thermal bridging when used in wall and ceiling assemblies insulated with batts. Adding fiberglass insulation to foam board can cause moisture to be trapped, which can result in the growth of mold and decay. Foam board is closed cell and is a vapor barrier, it will trap moisture in the fiberglass and may cause mold. Even though adding fiberglass insulation can be advantageous, there are certain disadvantages that most people aren’t aware of. It can potentially replace the vapor barrier and house wrap as well. You might have already answered this, but in your case where you used foam board over top of fiberglass insulation, were the.