Trusted UK Supplier
Celotex
Celotex PIR Insulation Board - 2400mm x 1200mm - All Thicknesses
Rockwool
Rockwool RWA45 Slab - 1200mm x 600mm - All Thicknesses
Kingspan
Kingspan Kooltherm K106 Cavity Board - 1200mm x 450mm - All Thicknesses
Knauf
Knauf Acoustic Partition Roll (APR) - 600mm Width - All Thicknesses
Celotex
Celotex Insulated Plasterboard (PL4000) - 2400mm x 1200mm - All Thicknesses
General Purpose
Moisture Resistant Plasterboard - 2400mm x 1200mm - All Thicknesses
General Purpose
Fire Resistant Plasterboard - 2400mm x 1200mm - All Thicknesses
General Purpose
Sound Acoustic Plasterboard - 1200mm x 2400mm - All Thicknesses
General Purpose
Plasterboard Tapered Edge - All Thicknesses
Soprema
Soprema Sopratherm PL4000 Insulated Plasterboard - 1200mm x 2400mm
Supplying insulation for all types of homes and businesses across the UK!
From DIY to Large-Scale Projects
National Insulation Supplies offer an extensive selection of insulation products from leading manufacturers like Celotex, Kingspan, Knauf, Rockwool, and Recticel and much more.
Explore our diverse range of products tailored for various applications, including floor insulation, wall insulation, roof insulation and cavity wall insulation.
Our loft insulation options include a variety of premium products, such as loft roll designed to enhance energy efficiency in your building and even loft boards.
We also provide specialised products such as fire protection insulation, acoustic insulation, and eco-friendly solutions. Whether you need insulated plasterboard, building membranes, or fire-stopping insulation.
Trying to decide between loft insulation and spray foam? This guide compares costs, performance, and pros and cons for UK homes, helping you choose the most effective and cost-efficient option...
Learn what loft insulation is, how it works, types available in the UK, and how it reduces heat loss. A complete beginner-friendly guide with FAQs.
Noise control is essential in modern buildings, whether for privacy, comfort, or compliance. Yet one of the most overlooked areas in acoustic design lies above the ceiling
Managing noise on and around construction sites is an ongoing challenge for contractors, developers, and site managers.
This guide explains how insulation is tested and classified for fire safety, which materials offer the best performance, and where different types are best used.
When insulating a home or commercial building in the UK, you are required to meet legal standards, not just trying to keep it warm or reduce energy bills.
This guide will help you understand R-Value and Thicknesses. Selecting the right product and depth depends on where the insulation is being installed (loft, wall, floor, or roof), the space,...
This guide breaks down the sustainability profiles of popular insulation materials, highlights more eco-friendly alternatives, and outlines how the industry is evolving towards greener solutions.
