Sealing your brick is easy, simple and will also protect the color of your brick while stopping water penetration into the brick and mortar. Most brick sealing is done with a high performance penetrating sealer that seals and waterproofs while leaving a completely natural sheen and appearance.

Is it a good idea to seal brick?

Brick is extremely porous, so it can absorb water like a sponge, and over time, water absorption can cause crumbling and cracking in the brick. Apply a sealer to your exterior brick for protection against water damage and minimize moss growth.

Should exposed brick be sealed?

For some lucky homeowners, stripping away drywall reveals beautiful brick walls, which impart timeless texture, warmth, and character to a space. … That’s why it’s so important to apply a sealant or acrylic-based paint to your interior brick and mortar to help protect against humidity.