"Waterproofing sealer" means a coating formulated and labeled for application to a porous substrate for the primary purpose of preventing the penetration of water.
N.H. Admin. Code § Env-A 4202.76
"Waterproofing sealer" means a coating formulated and labeled for application to a porous substrate for the primary purpose of preventing the penetration of water.
N.H. Admin. Code § Env-A 4202.76