About RIW

Whilst our heritage can be traced back to 1848, RIW became a limited company in 1921 and has become synonymous with high performance waterproofing solutions backed up by a professional and reliable technical advisory service.

RIW has always taken pride in its professional approach to providing watertight solutions for most of the waterproofing problems associated with today’s structures.

The “RIW” brand has become a generic term throughout the industry for liquid waterproofing solutions for over 80 years, however the RIW product range has not been allowed to stand still. Now incorporating a wide range of diverse waterproof membranes that are suitable for use above, below and at ground level offering complete waterproofing assurance to Architects and Engineers.

RIW understands the need to stay in touch with modern day construction methods. Innovative “Fast Track” waterproofing solutions, such as RIW Tilesafe & RIW Structureseal have been added to the range to complement traditional systems such as RIW LAC, renowned throughout the industry as “two coats of RIW”.

The “RIW” brand guarantees proven performance and a culture of continuous innovation.