Liquid Roofing Systems (LRS) is a UK-based manufacturer and supplier of high-performance, cold applied liquid waterproofing systems for the protection of refurbishment, and new build roofs, balconies, walkways, gutters, and associated details across commercial, industrial, and residential sectors.

LRS cold-applied liquid waterproofing solutions are engineered to deliver durable, seamless waterproofing with minimal disruption to building users. Our systems are developed to accommodate structural movement, thermal expansion, and vibration, providing long-term protection in demanding environments.

Product Range and Systems

The LRS portfolio includes advanced cold liquid-applied waterproofing technologies such as polyurethanes, PMMA systems, and elastomeric coatings:

RapidRoof® – a fast-curing, cold-applied liquid PMMA waterproofing system designed to minimise downtime, with short cure times and all-season application capability.
RapidRoof Gutter – based on the RapidRoof formulation, it is specifically formulated for refurbishment or newly installed gutters in residential or commercial settings.
Elasto-Kote® – an elastomeric coating system that can be spray or brush applied, offering excellent flexibility, durability, and weather resistance.
FastCoat – a single component polyurethane waterproofing system, providing a fully bonded, seamless system that is highly durable and offers exceptional flexibility.

Technical Support and Specification Services

LRS provides comprehensive technical support throughout the specification, installation, and aftercare stages of a project. Services include:

NBS specification support and system selection guidance
Project-specific technical advice and detailing
Site surveys and condition assessments (where required)
On-site technical assistance during installation
Detailed application guidance and method statements

Our experienced technical team work closely with specifiers, contractors, and building owners to ensure systems are correctly specified and installed in line with project requirements.

Approved Installer Network

LRS operates a nationwide Approved Installer Programme, ensuring systems are installed by trained and assessed contractors. Installers undergo structured training, including product knowledge, application techniques, and quality standards. This approach supports consistent workmanship and enables access to extended system guarantees where applicable.

Quality, Performance, and Compliance

LRS waterproofing systems have third party certifications from BBA, BDA BRoof(t4), FM Approved, and NHBC accepted and come with guarantees of up to 25 years.

Products are developed with a focus on performance, durability, and practical site application, helping specifiers deliver robust waterproofing solutions suitable for refurbishment and new build projects.

Markets and Applications

LRS cold applied liquid waterproofing systems are widely used across:

Commercial and industrial roofing
Residential roofs
Public sector buildings
Refurbishment and reactive maintenance projects
Gutters, balconies, terraces, walkways, and car parks

Commitment

Liquid Roofing Systems is committed to delivering reliable, high-quality waterproofing systems supported by expert technical guidance, installer training, and responsive customer service. Our focus is on practical, buildable solutions that help protect buildings and extend asset life.

BROOF (T4) 24044E FastCoat Pro