Polyurethane Liquid Waterproofing Systems
Liquid Roofing Systems | PU Sealant and Adhesives | Industrial Floor Coatings | DPM | Tanking Solutions
Polyurethane Liquid Waterproofing
Alchimica® Building Chemicals are the world’s leading manufacturer of polyurethane liquid waterproofing membranes and PU Sealant technologies for the construction industry.
For nearly 40 years, architects, specifiers and contractors in 65 countries across 5 continents have chosen us for our product innovation, advanced systems & technologies and world class research & development laboratories. Our range includes liquid roofing systems, polyurethane sealants and adhesives, green roofing solutions, cementitious repair systems, DPM and tanking solutions.
Who We Work With

Architects & Specifiers
Our products can enable you to utilise space and maximise your plans on your next project.

Building & Roofing Contractors
Cut work time and labour costs with our fast curing and easy to apply products, meaning you get the job done quicker!

Retail & Distribution
Our retail networks are amongst the best in the country with excellent stock levels & fast delivery.
Applications
We are producers of advanced polyurethane liquid waterproofing membrane systems and sealant technologies that are used extensively across the world. Through extensive research and development, and product innovation we have developed solutions with ease of application in mind, without compromising any of our renowned performance or quality. Our range of liquid systems includes solutions for projects like those below. Please also visit the Products section where you can find the right products for your requirements.
Case Studies
Please check out some of our case studies showcasing our products in use in various situations and applications around the world.
Beautiful Balcony in Romania
The Alchimica Hyperdesmo system is used all over the world
Reducing The Effects Of UHI
An Urban Heat Island is a built-up or metropolitan area in
Oxford Tower Roof Repair
Here’s a video showing how the Hyperdesmo system was used
£4500 Job That Cost Just £600!
One of our approved contractors recently got in touch about a job
For more information on our products please get in touch...