Liquid Roofing Solutions exclusively from Modified Specification Products
MODIFIED SPECIFICATION PRODUCTS
Modified Specification Products brings over 30 years of specialist roofing expertise, offering tailored liquid waterproofing systems that meet and exceed performance demands across all project scales. Our waterproofing solutions are engineered to support new builds, complex refurbishments, and intricate detailing with seamless, durable protection. As a full-service provider, we deliver complete roofing packages backed by robust, insurance-supported warranties. All our products are available through established independent distribution channels, ensuring efficient delivery and support across the UK market
DEVELOPED FOR LOCAL AUTHORITIES & HOUSING ASSOCIATIONS
Modified Specification Products offers the ideal waterproofing solutions for house builders and local authorities seeking reliability, speed, and compliance. Our advanced systems include a fast-curing Flexible Hybrid Polymer—perfect for overlay applications requiring minimal disruption—and a low-odour PU formulation that meets sensitive site requirements. Our tailored packages ensure high-performance, fully warrantied results that support diverse project needs across residential and public sector developments.
“The P1 team are professional, reliable, and genuinely collaborative. Every challenge was met with solutions, and the results speak for themselves”
TRUSTED BY CONTRACTORS
Delivering high-performance waterproofing solutions designed to meet the real-world demands of contractors working across varied project environments. Our portfolio includes a fast-curing Flexible Hybrid Polymer ideal for time-sensitive installations, and a low-odour PU formulation that allows work to proceed safely in occupied or confined spaces. Our systems are built for reliability, site efficiency, and specification compliance—providing contractors with trusted solutions that get the job done right, every time.
“P1 is the best liquid we have ever used. The installers fully trust the drying times, coverage and detailing and this gives us the satisfaction we need to sign off the jobs”