Waterproofing of junctions, upstands and edges

Wethan 280 Flashing

Wethan 280 Flashing is a high‐grade, thixotropic, fibre‐reinforced 1C
polyurethane resin for the flameless waterproofing of junctions, upstands and
edges. As a highly elastic flashing product, Wethan 280 Flashing is tested,
approved and classified in accordance with ETAG 005 as a category W3 product
(minimum service life of 25 years).

When cured, Wethan 280 Flashing forms a seamless, fibre‐reinforced elastic
and waterproof membrane. Wethan 280 Flashing possesses good water‐vapour
diffusion capacity. The waterproofing is UV‐resistant and offers good chemical
and mechanical resistance.

Find out more about Wethan 280 Flashing


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Postal address

WestWood Liquid Technologies Ltd.
31 Morris Road,
Nuffield Industrial Estate
Poole, Dorset BH17 0GG
United Kingdom

+44 800 808 5480

Trade Association

  • LRWA
  • DIBt
  • NFRC
  • EOTA
  • BPA
  • BBA