Heavy Grade Hydroseal
Heavy Grade Hydroseal
Heavy Grade Hydroseal is a thick, inert fibre reinforced solvent cut bituminous mastic. It is easy to use and adheres to all dry, clean surfaces. Heavy Grade Hydroseal is alkali and acid resistant, and when dry it will not contaminate drinking water. Specially designed to be trowel applied to any surface. It forms a tough skin quickly then dries slowly beneath the surface.
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