Bituminous Waterproofing and Roofing

Multi-layer bituminous waterproofing systems deliver unrivalled longevity, durability and performance for warm, cold and inverted flat roofs, providing building owners with peace-of-mind that their building will be secure for years to come.
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Robust and versatile flat roofing systems


Perfectly suited to both new build and refurbishment projects, BMI Icopal bituminous built up flat roofing systems are available in SBS and APP modified formulations and have been tried and trusted by the UK’s roofers for over 160 years.

It’s the quality of BMI expertise and technical services that make all the difference. Like working with you to support; writing specifications with insightful, evidence-based recommendations alongside the objectivity of a multi-technology manufacturer and the exclusive installation service of our Approved Contractor Networks - The IMA and Team Icopal who turn BMI Icopal specifications and materials into tested and certified flat roof solutions – assured by market-leading guarantees.

  • BMI Expertise and technical support

  • Market-leading guarantees

  • SBS and APP bitumen formulations

  • Warm and cold flat roofing systems

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Explore our Bituminous Waterproofing Systems

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Profiles

BMI Icopal Profiles delivers quality without compromise – a premium flat roof system expertly installed by IMA contractors, with diagnostic tools and roof surveys.

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Thermaweld

Thermaweld is one of the UK’s most trusted bitumen flat roofing systems, it’s tried, tested and reliable so you and your clients don’t have to worry.

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Tecnatorch

Tecnatorch is a complete bitumen roof system that makes it easier to achieve a flat roof you can be proud of, with a focus on what matters: performance.

BMI Icopal Aztec West

Single Layer Capsheets

BMI Icopal Single Layer Bituminous systems are suitable for a variety of applications where speed of installation is key. Benefitting from a variety of installation techniques, single layer solutions can be an alternative to multi layer systems.

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Stockist Range

We provide a comprehensive range of systems to suit all applications; from traditional shed felt through to high performance systems for the professional roofer.

adhesive kit

Accessories

All BMI Icopal bituminous systems are complemented by a comprehensive range of  ancillary and accessory products to ensure maximum compatibility and single source responsibility for the roofing system.

Quality without Compromise in flat roofing refurbishment

Quality without Compromise in flat roofing refurbishment

Download our guide to achieving quality without compromise in flat roofing refurbishment.

Quality without compromise
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Bitumen system selector

Bitumen system selector

Do you need help configuring a Bituminous system for your project? Visit our Bitumen system selector to find the best solution for you.

Bitumen System selector

Build up of a bitumen flat roofing system

Case studies & blog articles

SBS vs APP Roofing explained

As the construction industry has evolved, bitumen itself has transformed – with new materials added to bitumen to create “modified bitumen” that solves specific challenges.
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What is Bitumen Roofing?

In this article, we go through the story behind Bitumen Roofing, and answer some key questions on the solution.
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Natural History Museum Tring with Bitumen

With the existing roof of the building nearing the end of its life, the architect, contractor and manufacturer needed to collectively specify the ideal solution to ensure a new roof would be 100% waterproof for another 25 years
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Ongar Leisure Centre with Tecnatorch

In the thick of the Covid-19 pandemic, sport and exercise became more essential than ever for many across the UK, this led the owners of Ongar Leisure Centre to undertake a major upgrade and refurbishment of the heavily leaking roof.
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Brochures

Tecnatorch Bituminous Waterproofing brochure

Tecnatorch Brochure
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Thermaweld Bituminous Waterproofing Brochure

Icopal Thermaweld Brochure
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Profiles Bituminous Waterproofing Brochure

Icopal Profiles Brochure
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More information

Welcome to bmifromtherooftop, the roofing knowledge and expertise sharing hub from BMI, the home of roofing industry leaders Redland and Icopal.

From the rooftop blog

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We want to ensure your roofing project is delivered to the highest possible standards. Our team is on hand with a comprehensive range of free flat roofing services from specification and design tools to flat roof CAD details.

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