Your Smart Advantages
- Fire tested
- Conforms to DW144 – Class C
- Easily applied
Bostik 40-317 High Velocity Acrylic Duct Sealant is designed for use on both low and high velocity heating and air conditioning ducts. Bostik 40-317 High Velocity Acrylic Duct Sealant forms a tough, yet flexible seal, which prevents loss of internal pressure without the necessity of additional tape. It is both waterproof and flame retardant and has excellent adhesion to metal surfaces.
- UL Classified (see complete marking on product)
- Independently tested to BS 476:
- Part 6 - Pass
- Part 7 - Class 1
- Building Regulations Class 0
- ASTM E84-07 (Surface Burning Characteristics of Building Materials): Class A
- LNE Classement de réaction au feu d’un matériau – Class M1
- ASTM G21 resistance to fungal growth - zero rating - no fungal growth.
Cartons of 12 x C20 cartridges