Sika 501 Top Seal New Kit

SikaTop-501 Seal is a 25 kg cement-based capillary crystalline waterproofing material used to protect concrete and masonry from water penetration. Key Details Type: Cement-based capillary crystalline waterproofing material (formerly known as MasterSeal 501). Weight: 25 kg bag. Function: Reacts with moisture inside concrete to grow insoluble crystals that block capillary pores against both positive and negative water pressure. Application: Can be applied easily with a brush or trowel