$18.15$98.73 inc GST


Product Description

TWS GP21 Primer

TWS GP21 Primer is a single component fast drying SBR latex primer that provides excellent High bonding and penetrating properties into concrete, masonry surfaces and timber.

In addition to its priming properties, GP21 can also be used as a waterproofing Additive for cement based products to enhance adhesion, water resistance and compressive strength.

Available in 1lt, 5lt or 15lt.

Please give our friendly staff a call for any product inquiries on 1300 758 448.

No VOC Formula logo Australian made and owned

  • Primer over porous surfaces for TWS membranes
  • Tile primer for floor and wall tile adhesives (able to be diluted 1:1 with water for this application)
  • Enhancing bond strength of mortars, screeds and renders
  • Waterproof additive for cement based tile adhesives, grouts, screeds, renders and patching compounds
  • Priming aerated concrete surfaces and sealing aged, dusty or porous concrete before finishes are applied over
  • Solvent free, non flammable and free of hazardous odours
  • Suitable for internal and external priming applications
  • Fast drying
  • Provides waterproofing additive properties

Technical Data
TWS GP21 Technical Data

Click on Below Links for Technical Data Sheets and/or SDS Sheets

Download (PDF, 227KB)

Click here for SDS Sheet TWS – SDS GP21