Gripset OP Primer - For Non-Porous Surfaces

Gripset OP is a solvent-free, multi-purpose primer designed to enhance adhesion on challenging surfaces like metal, plastic, and tiles. It is easy to apply, quick-drying, and ideal for use with Gripset membranes, coatings, adhesives, and mortars in various indoor and outdoor applications.
Vendor: Gripset
Availability: In Stock

Physical Properties

Form: Viscous paste
Colour: Wet/dry - blue
Specific gravity: 1.3g/cm³
Ph: 8-9
Drying time: 30 mins @ 23°c & 50% rh
Viscosity: 4000 mpas
Adhesion properties (mpa): Glazed tiles 0.83, hardies scyon™ 0.8, structafloor ® 0.6 (failure within timber surface)
Voc content (iso 13741-1): Nil
Packaging: 1 litre, 5 litre and 15 litre pails
Shelf life: 24 months in unopened container

Shipping & Delivery

$15.95 shipping on all orders nationwide for most products

Gripset OP Primer - For Non-Porous Surfaces

Vendor: Gripset

Gripset OP Primer - For Non-Porous Surfaces


Vendor: Gripset

Gripset OP Primer - For Non-Porous Surfaces

Size: 5 litres

Gripset OP is a high-performance, solvent-free primer designed to enhance adhesion on a wide range of challenging substrates, including metals, plastics, glazed tiles, and existing coatings. It is ideal for both vertical and horizontal surfaces, providing a strong bond without the need for etching or solvents. This versatile primer is compatible with various Gripset membranes, coatings, adhesives, and mortars, making it an essential preparatory step for a successful application.

Key Features

  • Solvent-free formulation
  • Enhances adhesion on difficult surfaces
  • Suitable for both porous and non-porous substrates
  • Easy application by roller or brush (sprayable with consultation)
  • Very low dirt retention and non-tacky
  • Suitable for internal and external use
  • Can be directly overcoated with Gripset products
  • Time-saving and user-friendly
  • Environmentally safe


  • Preparing surfaces for Gripset membrane coatings, adhesives, and mortars
  • Enhancing adhesion on metals (e.g., galvanized iron, zincalume, aluminium, stainless steel, copper, brass, colorbond)
  • Priming precast and tilt-up concrete, glass-reinforced concrete (GRC)
  • Preparing hardwood and dense timber surfaces
  • Priming existing tiles, vitrified tiles, and natural stone
  • Priming brickwork, cement sheeting, plasterboard, and marine plywood
  • Enhancing adhesion on polymer mortars, synthetic mortars, and smooth self-levelling compounds
  • Priming glazed surfaces and rigid plastic surfaces
  • Priming existing water-based paintwork and acrylic membrane coatings (consult Gripset for suitability)


  • Provides a strong bond for Gripset waterproofing and flooring systems on challenging surfaces
  • Solvent-free for a safer and more environmentally friendly application
  • Easy and convenient to use with multiple application methods
  • Quick-drying for faster project completion
  • Versatile for various substrates and applications
  • Ideal for both interior and exterior use

Application Guide

  1. Prepare surfaces thoroughly, ensuring they are structurally sound, smooth, stable, dry, and clean.
  2. Repair any surface defects or irregularities.
  3. Stir Gripset OP well before use.
  4. Apply evenly using a low/medium nap roller or long bristle brush.
  5. For spray application, consult Gripset Technical Services.
  6. On smooth, non-porous surfaces, apply a minimum coverage of 1 litre/12m². Adjust coverage based on substrate absorbency.
  7. For tiling over existing tiles in non-wet areas, apply 2 coats of Gripset OP.


  • Not suitable for areas with rising damp or negative hydrostatic pressure.
  • Not designed as a trafficable/exposed surface finish.
  • Not suitable for direct application of solvent-based materials (adhesives, coatings, paints).
  • Must be overcoated with a suitable under-tile membrane system when tiling over existing tiles in wet areas.

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