DOWSIL 791T Weatherproofing Sealant Transparent
Product:
DOWSIL 791T Weatherproofing Sealant Transparent is a premium, one-part, easy to use, neutral curing transparent silicone sealant. It has excellent weatherability and flexibility. This low modulus silicone sealant has outstanding primerless adhesion to a wide variety of non-porous & porous substrates. Performance related to mildew and fungus resistance has been tested in accordance with the ISO-norm 846.
Features:
– Will accommodate up to 50% joint movement
– Excellent unprimed adhesion to a wide variety of construction materials such as concrete, stone, masonry, brick, wood, steel, glass, glazed surfaces, painted or varnished wood and ceramics
– Ideal sealant for expansion, connection and other movement joints as its low modulus allows high movement but generates relatively low stress at the adhesion interface
– Conforms to ISO 11600-F&G 25LM
Benefits:
– Compatible with typical PVB foils. Project-specific testing available upon request
– Easy, conventional tooling
– Excellent resistance to weathering
– Good recovery after extension and compression
– High resistance to ozone, ultra violet radiation
– Excellent stability through wide temperature range: -50°C to 150°C
Applications:
DOWSIL™ 791T Weatherproofing Sealant Transparent is specifically formulated for the sealing of expansion joints in curtain walling facades, building facades and other structures. It is also suitable for the sealing of connection joints between floors and walls, stairs and other building connections.
More details can be found in the technical data sheet (available in english).