WIDOPAN Limited is a specialist supplier of high-performance, cold-applied liquid waterproofing systems for roofs, balconies, terraces, walkways and podium decks across the UK. As the exclusive UK distributor of WIDOPAN’s German-engineered systems, we bring more than 30 years of European innovation and proven waterproofing performance to British construction.

Established in Germany in 1966, WIDOPAN has built a leading reputation across Europe for durable, long-life waterproofing systems designed for both refurbishment and new build projects. Since launching in the UK, we have expanded rapidly, working with architects, contractors, housing providers and building owners to deliver reliable, seamless waterproofing solutions on projects ranging from domestic properties to large commercial and public sector developments.

Our product range includes certified cold-applied liquid waterproofing membranes, reinforcement systems, detail solutions and specialist coatings suitable for complex roof geometries, hard-to-reach areas and sensitive environments.

Designed for long-term durability, fast installation and minimal disruption, WIDOPAN systems deliver fully bonded, seamless waterproofing protection for flat roofs, balconies, terraces, podiums, walkways, stairs and building details including gutters, penetrations and upstands.

WIDOPAN UK provides full technical support at every stage of the project lifecycle — from specification guidance and CPD training for architects, to on-site assistance, approved installer advice and reactive product support. Our mission is to give specifiers and contractors complete confidence in performance-led waterproofing backed by industry expertise and European engineering.

WIDOSEAL-LF 1K (EOTA)