A UK-based insulation supplier built by trade professionals, for trade professionals.
Grants Insulation Solutions Ltd was founded with one clear goal: to make it easier for UK building professionals to source high-quality insulation at competitive prices, with fast and reliable delivery.
We stock a comprehensive range of products from the industry's most trusted brands — Celotex, Kingspan, Knauf, Rockwool and Actis — alongside our own GrantPro range, engineered to deliver excellent thermal performance at accessible price points.
Apply for Trade Account →Every product is certified and meets current UK Building Regulations. No compromises on performance or safety.
We believe trade professionals deserve transparent pricing. Our accounts provide genuine savings.
Delays cost money on site. We prioritise on-time delivery with full tracking on every order.
Our team understands insulation and construction. We help with specification queries, not just process orders.
Apply for a trade account and get access to exclusive pricing, bulk rates and dedicated support.