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Tremco SG556

General Purpose Silicone Weather Seal

SG556 is a one-component neutral curing medium modulus silicone sealant with outstanding mechanical and weathering properties, as well as high adhesion to most porous and non-porous substrates. It has a movement tolerance of +/- 30%


SG556 is a general purpose weather seal sealant designed for use in curtain walls and facades, perimeter and movement joints.

Features and Benefits

Excellent adhesion for most construction materials
Outstanding resistance to UV and weather conditions
Excellent elongation and recovery
Low odour
Easy to handle
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