Flood the surface with DRYLOK ® Siloxane 7 Brick & Masonry Penetrating Sealer so that a run-down of 8 to 12 inches of material occurs. This permits an even flooding of the surface with a steady flow of material.

DRYLOK Siloxane 7 Brick and Masonry Penetrating Sealer is a clear, durable, water-repellent, specialty formulation for use on exterior, above-grade, vertical and horizontal brick and masonry surfaces. with just one coat, it minimizes the deterioration of masonry and mortar and helps control efflorescence (salt deposits) and surface staining.

This sealer is a clear, durable, water-repellent, specialty formulation for use on exterior, above-grade, vertical and horizontal brick and masonry surfaces. With just one coat, it minimizes the deterioration of masonry and mortar, and helps control …

DRYLOK Siloxane 7 Brick and Masonry Penetrating Sealer is a clear, durable, water-repellent, specialty formulation for use on exterior, above-grade, vertical and horizontal brick and masonry surfaces. With just one coat, it minimizes the deterioration of masonry and mortar, and helps control efflorescence (salt deposits) and surface staining.

DRYLOK Siloxane 7 Brick and Masonry Penetrating Sealer is a clear, durable, water-repellent, specialty formulation for use on exterior, above-grade, vertical and horizontal brick and masonry surfaces. with just one coat, it minimizes the deterioration of masonry and mortar and helps control efflorescence (salt deposits) and surface staining.

Customers say that Drylok Siloxane 7 is an effective waterproofing solution for brick, concrete, and mortar surfaces, with many praising its ease of application using a garden sprayer and its ability to repel water.

DRYLOK® Siloxane 7 Brick & Masonry Penetrating Sealer has no sheen and is virtually invisible on stucco, brick, and concrete.

DRYLOK® Siloxane 7 Brick & Masonry Penetrating Sealer is formulated with a 7% blend of Silane/Siloxane to produce an invisible one-coat weatherproof treatment.