Bostik 3080324320PK 20-Pack 300ml Seal ‘N’ Flex® 1 Class-A Polyurethane Sealant - Grey

Bostik Seal N' Flex® 1 is a low modulus, one component, Class-A polyurethane sealant. When cured it will form a tough and flexible seal capable of cyclic expansion and compression movement of 100% (+ 50%) of the original installed joint width.

Features:

• Low modulus
• ±50% joint movement
• Excellent durability
• One component, no mixing required
• Acoustic rated
• Non staining
• Paintable*
• Made in Australia

Suitable For:

• Insitu concrete and render
• Precast and tilt up panels
• Brickwork and block work
• Plasterboard face and paper lined recessed edges
• Fibre cement sheet
• Aluminium windows
• Granite, sandstone and marble
• GRC, fiberglass and mostly specialty panel systems

Classification Standards:

• CSIRO RILEM Long-Term Sealant Durability Study DBCE Doc. 97/196 (M)
• DIN 18540 (German) and SNJF (French) approval as a low modulus external joint sealant
• AS4020 Potable Water
• ASTM C.920-87 & 98 (USA) as Type S, Grade NS, Class 50, use NT, G, A, M, &O as an external joint sealant.
• AS1157-1972 Resistance to fungal growth. Ministry of Agriculture and fisheries New Zealand (Meat, fish, Game, Poultry-All areas)

Specifications:

• Colour: Grey
• Viscosity: Non-sag, smooth thixotropic passte
• Cure method: Moisture curing
• Chemical resistance: Dilute acids, alkalis and some solvents. Intermittent contact with petroleum and diesel.
• Application temperature: 5 to 35°C