*3M Scotchkote Poly-Tech WG 663

This product is now discontinued. Formerly Thortex Poly-TechWG.
Out of stock
Product Description

Due to the closure of 3M Northallerton, this product is now discontinued. Please contact our technical team for a suitable alternative.

Scotchkote Winter Grade 663 Poly-Tech is a high performance, elastomeric, solvent-based, acrylic coating, specifically developed to provide a waterproofing membrane on all types of roof surfaces, which can be applied at low temperatures, around the winter period.

Best Uses

Scotchkote WG 663 Poly-Tech is a top of the range finishing product, manufactured for use on flat roof surfaces, over an appropriate primer. WG 663 is available in Mid Grey or Light Grey, offering great application characteristics and a minimum of 10 years protection.


Scotchkote Winter Grade 663 Poly-Tech can be applied using brush or roller with a theoretical coverage rate of 2.1m2 per litre. Available in 20 litre containers for an overall coverage of approximately 40-42m2 per container.

Surface and Environment

Scotchkote WG 663 Poly-Tech is highly suited for use over an appropriate primer that has been applied to asphalt, felt or porous mineral flat roof surfaces. Once applied, WG 663 Poly-Tech offers excellent weathering protection and protects the surface from water damage as well as the potential of leakages.

Technical Details
  • Solvent based.
  • Combines good application characteristics with fast drying capabilities.
  • Can be applied to most surfaces over an appropriate primer.
  • Outstanding weatherproofing and waterproofing properties.
  • Provides a minimum of 10 years protection.
  • Theoretical Coverage Rate 2.1m