![Is this underlayment bad for health when used indoors under wood planks? It is a roofing product and manufacturer said no testing has been done indoors. : r/Flooring Is this underlayment bad for health when used indoors under wood planks? It is a roofing product and manufacturer said no testing has been done indoors. : r/Flooring](https://i.imgur.com/NwaSxVD.jpg)
Is this underlayment bad for health when used indoors under wood planks? It is a roofing product and manufacturer said no testing has been done indoors. : r/Flooring
![Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar "B" Tile Underlayment Roll 70-195 - The Home Depot Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar "B" Tile Underlayment Roll 70-195 - The Home Depot](https://images.thdstatic.com/productImages/a4b9e108-3d2d-4d60-86e9-386ed3bf96bf/svn/fortifiber-underlayment-70-195-64_1000.jpg)
Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar "B" Tile Underlayment Roll 70-195 - The Home Depot
![Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar "B" Tile Underlayment Roll 70-195 - The Home Depot Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar "B" Tile Underlayment Roll 70-195 - The Home Depot](https://images.thdstatic.com/productImages/7c8fe302-4ad8-4335-9a49-af0dfa8692ea/svn/fortifiber-underlayment-70-195-40_600.jpg)
Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar "B" Tile Underlayment Roll 70-195 - The Home Depot
![Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar "B" Tile Underlayment Roll 70-195 - The Home Depot Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar "B" Tile Underlayment Roll 70-195 - The Home Depot](https://images.thdstatic.com/productImages/16a112b5-1079-4ccc-a160-2a7398e58c32/svn/fortifiber-underlayment-70-195-1f_600.jpg)
Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar "B" Tile Underlayment Roll 70-195 - The Home Depot
![Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar "B" Tile Underlayment Roll 70-195 - The Home Depot Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar "B" Tile Underlayment Roll 70-195 - The Home Depot](https://images.thdstatic.com/productImages/2b9ea9a9-47df-43e6-9231-c7ef85cef527/svn/fortifiber-underlayment-70-195-44_600.jpg)
Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar "B" Tile Underlayment Roll 70-195 - The Home Depot
![Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar "B" Tile Underlayment Roll 70-195 - The Home Depot Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar "B" Tile Underlayment Roll 70-195 - The Home Depot](https://images.thdstatic.com/productImages/58f9fa54-6ad9-4036-beff-2711222ab768/svn/fortifiber-underlayment-70-195-1d_600.jpg)