Gripset P39

Polyurethane Hybrid Membrane

Gripset P39 is a versatile, high performance membrane based on advanced hybrid polyurethane technology. Suitable as an exposed membrane in external applications, or for use under tiles and other finishes, P39 offers superior sealing and durable properties against continuously wet conditions and harsh climatic conditions.

Highly flexible and elastomeric

Resistant to fungi and algae

Solvent free, non-hazardous

Suitable for exposed and under tile application


  • Roofs as an exposed membrane finish
  • Parapets
  • External surfaces exposed to constant weather
  • Roofs to be covered over with screeds and toppings
  • Internal wet areas, bathrooms, laundries and tiled areas
  • Balconies, decks, podiums, terrace floors
  • General tiled areas to prevent moisture ingress


  • Concrete, render and masonry
  • Fibre cement sheeting, plasterboard and structural sheeting
  • Wet area timber sheeting and external grade plywood

Aerated concrete panels and blocks


  • 1 x 15litre pail will cover 10m² @ 1mm DFT (2 coats)
  • 1 x 15litre pail will cover 7.5m² @ 1.3mm DFT (3 coats)

Dry Times

  • Tack Free: 1-2 hours
  • Re-coat: 2-4 hours
  • Dry film: 2-4 hours
  • Tiling or toppings over: 24-48 hours
  • Weatherproof Vertical: 24 hours
  • Weatherproof Horizontal: 48 hours
  • Flood test: 72 hours curing


  • Wet and dry film: Grey


  • 15 litre pails