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Passivhaus & Retrofit Installations | Worldwide Distribution

We are leading specialists in Passivhaus and retrofit airtightness projects, delivering high-performance liquid-applied membranes for windows, doors, façades, and building envelopes. Our approved Intelligent installers ensure guaranteed airtightness of 0.6 ACH or lower, while our global distribution network makes our products accessible across the UK, Europe, and North America.

Certified Installers – Guaranteed Airtight Results

All our approved Intelligent installers bring extensive industry experience and are formally trained in:


  • Passivhaus-compliant window and door sealing

  • Retrofit airtightness upgrades

  • External façade UV weather protection

  • Waterproofing for service penetrations and wet rooms

Every installation is fully documented with 360° imagery, demonstrating airtight junctions, membrane continuity, and professional workmanship. Our installers’ proven track record is backed by project history, product expertise, and manufacturer endorsement, ensuring total confidence in both performance and quality.

Liquid-Applied Membranes for All Substrates

Our spray and brush-applied membranes are fully compatible with:


  • Aluminium, uPVC, timber, and steel frames

  • Glass interfaces

  • Masonry, concrete, and blockwork

These seamless, fully bonded membranes eliminate weak points, ensuring continuous protection against air leakage, water ingress, and UV exposure. They are ideal for deep energy retrofits, new-build Passivhaus projects, and commercial façade protection.

Worldwide Distribution – Fast, Reliable Supply

We support our global installer and distributor network with strategic distribution hubs in:


  • Los Angeles, California (West Coast hub)

  • Chicago, Illinois (Midwest & East Coast access)

Our US and international distribution centres provide:


  • Fast and reliable product delivery

  • Bulk membrane supply for commercial and residential projects

  • Technical support and installation guidance

  • Training and manufacturer accreditation

By positioning stock within major construction markets, we ensure consistent product availability and guaranteed performance for every project, anywhere in the world.

Why Choose Us


  • Guaranteed Passivhaus Airtightness – 0.6 ACH or lower

  • 360° Verified Installations – detailed photographic records

  • Approved Intelligent Installers – industry-trained and endorsed

  • Global Supply Network – UK, Europe, and US coverage

  • Performance-Backed Products – liquid-applied membranes for all substrates

We combine professional installation with reliable worldwide product availability, providing contractors, developers, architects, and distributors with confidence that every project meets strict airtightness, waterproofing, and energy efficiency standards.

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    Worldwide Distribution Network – UK, Europe & United States

    With established distribution hubs in Los Angeles, California and Chicago, Illinois, we provide fast, reliable access to Intelligent membrane systems across North America, supporting large-scale commercial developments, Passivhaus projects, retrofit programmes, and specialist façade installations.

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    What Do Intelligent Installers Provide

    All approved Intelligent Installers bring extensive industry experience in Passivhaus and retrofit airtightness projects, delivering guaranteed airtightness performance of 0.6 ACH or lower, in line with Passivhaus standards.

    Every project is fully documented with 360° installation imagery, providing transparent verification of detailing, membrane continuity, and finished airtight junctions around windows, doors, and building envelope interfaces.

    Our installers have a proven track record across new build and retrofit developments, supported by comprehensive project history, demonstrated product expertise, and formal manufacturer endorsement of both workmanship and technical knowledge.

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