Costar UW Mortar

Costar UW Mortar is a ready to use, quick setting cement-based underwater mortar. The powder, when mixed with water, produces a mortar which is wash-out resistant and waterproof. It was explicitly designed for underwater repair works.

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Description

Costar UW Mortar is a ready to use, quick setting cement-based underwater mortar. The powder, when mixed with water, produces a mortar which is wash-out resistant and waterproof. It was explicitly designed for underwater repair works.

Features

  • Easy to use
  • Rapid setting
  • Can be used above and below the waterline.
  • Excellent bond strength to clean concrete, brick, masonry, steel and concrete.
  • High resistance to wave action during placing
  • Excellent resistance to sulphurous ground waters making it suitable for constant immersion
  • It provides a watertight seal when used to repair leaks or seal joints
  • Will not disperse wash-out or break up underwater.
  • Safe to use, non-toxic, and non-hazardous in underwater environments.

Uses

  • Repairing eroded concrete or timber piles, sea walls, wharves
  • Repairing leaks or joints in marine structures, concrete reservoirs, swimming pools, pipelines, well etc.
  • Offshore locations and applications
  • To repair and waterproof precast concrete, tunnels, culverts, sewers and pipes.
  • The protection of marine structures below the waterline. The consolidation of sea defenses, harbors, jetties, docks and locks.
  • To stop and seal the flow of water or grout in brickwork or concrete.