Langley is a leading supplier of high performance waterproofing systems, products and associated services across the UK. Langley supplies an extensive range of waterproofing membranes, insulation and accessories, offering a professional service that is second to none in the UK waterproofing industry.
Technical data sheet
High performance SBS mechanically fixed roofing system offering a 20 year insurance backed guaran...
Technical data sheet
High performance elastomeric overlay system offering a 20 year insurance backed guarantee.
Technical data sheet
High performance Polymer Modified Asphalt roofing system offering a 20 year insurance backed guar...
Adepar JS
Self-adhesive, SBS-modified bitumen base layer.

J41 Reinforced bitumen membrane roof coverings
Drainage Layer
HPDE drainage, filter and water reservoir layer.

Q37 Green roofs
Langley Waterproofing Systems Ltd is certified to the following Quality Assurance schemes/standards:
BS EN ISO 9001: 2008 – NQA
BBA Certificate 03/4016 – Rooflights and upstands
BBA Certificate 05/4224 – Paraphalt asphalt
BBA Certificate 10/4807_1 – Paradiene/Paraflor Roof Waterproofing Systems
BBA Certificate 10/4807_2 – Paradiene S/Paraflor Roof Covering Systems
BBA Certificate 11/4858 – Parafoam Ultra and Parafoam Ultra Tapered Roofing Boards
Langley Waterproofing Systems Ltd provides goods and services in the following areas:
Graviflex
Langboro
Langhome
Paradiene
Paradome
Parafoam
Parafoam Plus
Parafor
Parafor Solo