Two-component water based, acrylic modified cement-based, Class I/II waterproofing membrane system that meets the requirements of AS3740 by complying with AS/NZ 4858. Bostik Dampfix Immersed Waterproofing Membrane is a 2-coat system, to be applied over primed “porous & non-porous” substrates. It requires mixing of Part A & B prior to application. Bostik Dampfix Immersed Waterproofing Membrane is suitable for use in immersed applications (such as pools and spas).

Recommended Uses

– As a waterproofing membrane under tile to internal wet area shower, bathroom, kitchen, laundry & toilet areas when installed to AS/NZ 3740
– As a waterproofing membrane under tile or other wearing surface systems to external balconies, rooftops & podium levels when installed to AS/NZ 4654.2
– As an exposed waterproofing membrane to external applications subjected to light pedestrian traffic only
– In constantly submerged applications such as swimming pools, ponds, and spas when covered by tiles, using approved Bostik tile adhesive systems
– Suitable for concrete; cement rendered masonry; FC sheeting; water resistant plasterboard; and structural plywood (Type A Stamped “PAA JAS-ANZ” to AS/NZS 22692004) substrates

Features & Benefits

• Class II, in accordance with AS4858:2004 – Class I, in accordance with AS4654.1-2012
• Fast drying. Recoat in 1-2 hours @ 22°C & 50% RH. Flood test after 24 hours @ 22°C / 50% RH – Can be tiled after 4 hours @ 22°C / 50% RH in non-critical areas
• Compatible for tiling with Bostik tile adhesive system
• Excellent adhesion to concrete; rendered masonry; wet area plasterboard; FC sheet & plywood. Can be applied to damp substrates (provided no free surface water)
• Brush, roller or trowel applied
• Designed for commercial and residential application

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