What Is The Difference Between Green And Blue Drywall?

What Is The Difference Between Green And Blue Drywall? Green Board Drywall- Green board drywall has a green covering that makes it resistant to moisture. … Blue Board Drywall- Blue board drywall is another moisture resistant drywall that is used for veneer plastering. It has high water and mold resistance as well as unique absorption

Can You Waterproof Existing Drywall?

Can You Waterproof Existing Drywall? Can you waterproof existing drywall? Drywall can be primed and painted to be waterproof. Although water resistant drywall — commonly referred to as greenboard or blueboard because of its color — is available at most home improvement stores, you may find yourself needing to waterproof your current drywall. Can you