Sealing brick pavers is a personal choice. Some like the look of the high gloss finish and others like the natural look of the brick pavers. Everybody has taste and needs. But sealing is of great benefit to the actual pavers. A sealer will protect the texture and surface of the pavers and will prevent stains and scratches from occurring sealer are available in low sheen, high gloss, and low gloss, matt and flat finishes.