Speedi-Products AC-DMS T Water Base Duct Mastic Sealant Tube 10.3 ounces
- Low to high velocity air duct sealant
- Used for permanently sealing sheet metal and flexible duct system joints
- UL-181 listed rigid fiberglass and flexible air ducts
- Water based non flammable fire & weather resistant
- Consult your local building codes for approved installation practices
- Design Polymerics DP-1030 is a fiber reinforced, water based, premium quality, UL Listed 181A-M / B-M, high pressure/high velocity duct sealant for commercial and residential supply and return air duct use.