Alchimica® are the world’s leading manufacturer of polyurethane liquid waterproof membranes and PU sealant technologies. For over 35 years architects, specifiers and contractors in 65 countries across 5 continents have chosen Alchimica® Building Chemicals for our Product Innovation, Advanced Systems & Technologies and World Class Research & Development Laboratories.

"Hyperdesmo was the ideal solution for the job. Quick and easy to apply and very reasonably priced too."

Les Smith

LS Roofing

I have used several Alchimica products in the past and I keep coming back to them. Reliable, outstanding performance and fantastic prices. Thanks!

Chris J

CJ Waterproofing

I used Hyperdesmo HAA and Particular on a tricky job which combined with the great advice provided by the team at Alchimica resulted in a successful outcome and a satisfied customer. Cheers!

W Simpson

Simpson & Son Waterproof & Damp Proofing

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