SW-244-20 C™ SILANE

SW-244-20 C is a spec grade clear, penetrating 20% alkyl alkoxysilane water repellent designed for the protection of exterior above-grade concrete, brick masonry. It penetrates the surface and bonds chemically to the substrate, resulting in permanent attachment of the water repellent molecule.

SW-244-20 C can be used on most exterior horizontal and vertical above-grade surfaces. Coverage rates vary from 150-250 sq. ft. per gallon, depending on surface porosity and texture.

Product Benefits

Does not leave residue on non-porous surfaces e.g. glass or windows

Protects against water and salt corrosion

Compatible with most paints & coatings

Can be used as a primer

No surface discoloration


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