Bostik Seal N Flex Polyurethane Sealant [Grey and White]

650.00750.00 (-13%)

In stock

Service temperature           -40 to 75°C
Tack free time                    6-12 hours
Cure rate                           2mm/24 hours on porous substrates Full cure 7 days on porous substrates.
Allow 14 days in joints over 20mm wide.
Specific gravity                  1.25 g/ml
Shore A hardness               30
Tensile strength                 > 1.3 N/mm²
Elongation at break            > 900%
Total joint movement         ± 50%
Maximum joint width Up to 50mm

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Product Description


Low modulus
±50% joint movement
Excellent durability
One component, no mixing required
Acoustic rated
Non staining
Available in 12 popular colours


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. Bostik Seal ‘N’ Flex 1 can be used on

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

Additional Information


White, Grey

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Bostik Seal N Flex Polyurethane Sealant [Grey and White]

650.00750.00 (-13%)

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