N.H. Code Admin. R. Env-A 4202.60
Current through Register No. 25, June 20, 2024
"Specialty primer, sealer, or undercoater" means a coating that is formulated and labeled for application to a substrate to seal fire, smoke, or water damage, to block stains, or to condition excessively chalky surfaces, meaning those surfaces that have a chalk rating of 4 or less as determined by its manufacturer or producer using ASTM test method D4214-98.
N.H. Code Admin. R. Env-A 4202.60