Foam Board 3/16 inch Thickness - Acid Free 32x40 inch Off White - merriartist.com

Elmer's

Foam Board 3/16 inch Thickness - Acid Free 32x40 inch Off White

Sale price$6.50 Regular price$13.56
Sold out
SKU: EL900-351

Unlike regular foam board whose surface has a pH rating of 6.5, this  sheet has a pH rating in the 7.3 to 8.5 range. Each board has been  buffered with an alkaline substance to maintain the pH level for years.  Available in white and antique white.