Cementitious waterproofing involves the use of cement-based coatings to prevent water, water vapor, and moisture from penetrating concrete surfaces. The base of cementitious waterproofing systems is Portland cement and a waterproofing agent
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This system involves the use of Bitumen also known as asphalt, a sticky, black and highly viscous liquid or semi-solid form of petroleum. It is applied to form a waterproof membrane. We have: torch applied bituminous membranes, Self-adhesive bituminous membrane, Cold applied bituminous membrane and hot melt membrane. Read more..
Integral waterproofing uses chemical admixtures, usually a dry powder or liquid added to the concrete mix at the batch plant or on site. Though the chemical composition of admixtures vary slightly, they all are either densifiers, repellants or crystalline admixtures. Densifiers fill the microscopic pores in the concrete matrix to eliminate water infiltration. Water repellants make the concrete hydrophobic. Crystalline admixtures cause microscopic, water-blocking crystals to seal pores and hairline fracturesAfter the concrete is cure, they become waterproofed. Read more..
Waterstops or waterbars are flexible tape like elements of a concrete structure that prevent the passage of water through concrete joints. Concrete joints are most liable to seepage. They are designed as fluid tight diaphragm embedded in or running along the joints. The joint is as watertight as the waterbar that join them. For sizeable concrete structures like retaining walls, basements, reservoirs and tunnels joints are inevitable. It can be construction or expansion joints or both. Joints in direct contact with water need the protection of a waterbar. They are hydrophilic or impervious strips cast into the concrete at the joints to prevent the passage of water Read more..
flat roofs, green roofs, pitched roofs (made of roofing tiles, iron sheets, asbestos sheets and concrete roofs)
Swimming pools, water tanks, reservoirs, sewers/manholes, ponds, water features, planters, sewage treatments,bund walls.
Basements, lift shafts, tunnels, machine pits, floor slabs, concrete gutters, vehicle inspection pits.
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