IWP Render Waterproofing Additive

Integral Waterproof Additive for Render and Plaster. All purpose admixture for use with sand and cement render after the insertion of a chemical damp proof course. Nvirol render additive is a 3 in 1 waterproofer, plasticiser and salt inhibitor which can be used as part of a complete damp proof course or as part of a basement waterproofing system.

A bulk size version of the Nviriol Integral Waterproof Additive for Render and Plaster. All purpose admixture for use with sand and cement render after the insertion of a chemical damp proof course. Nvirol render additive is a 3 in 1 waterproofer, plasticiser and salt inhibitor which can be used as part of a complete damp proof course or as part of a basement waterproofing system.

A waterproof rendering additive is a vapour permeable replastering additive that minimises the passage of water through the pore structure of cement renders, thereby preventing the transfer of salts to the surface. Recommended for use in sand and cement render mixes after the insertion of a chemical damp proof course. Mix 1 part of the admixture 25 parts water and use in a 3:1 sand /cement base coat at least 14 days after the insertion of the new DPC.

Approximately 1 litre of the admixture is sufficient to produce 6m² of render backing coat at 12mm thick.

• Reduces the formation of efflorescence
• Contains no chlorides
• Improves workability
• Do not use in lime-based mixes or mixes with a lower cement content

Size

5 litres
25 litres