SIKA waterproofing additive for concrete

 waterproofing & plasticiser additive for concrete and mortar.  5 litres.

A liquid additive for concrete and mortar acting  as a waterproofing agent for use in concrete mixes, mortars, and renderings such  as:

Swimming pools, water tanks, fish tanks, reservoirs, sewage tanks.

NOTE: Brand may be different depending on availability. Identical product and quality.

Use

200 - 250 cc per 50 Kg  of cement powder. Mix with  water first.