Water Underfloor Heating Kits for New Build & Renovation

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Water Underfloor Heating Systems – Efficient, Versatile and Built to Last Water-based underfloor heating systems (also known as wet systems) come in a range of configurations to su it every type of property and floor build-up. With various pipe sizes, system depths, and installation methods available, we can match the perfect setup for your insulation level and floor thickness. Low-profile systems start from just 18mm, typically using 12mm water pipes, making them ideal for retrofit projects where floor height is limited. For larger or higher-output systems, pipe sizes can go up to 22mm, though the most popular option remains 16mm diameter with 2mm wall thickness—offering excellent performance and easy installation. Key Features and Benefits Perfect for connecting to existing central heating systems Suitable for both new builds and renovation projects Compatible with Varme Programmable Thermostats for full temperature control Compact, lightweight, and supplied with all required components for quick installation Available in 12 kit sizes, from 20m² to 240m² Shop now: ASTECtherm Water Underfloor Heating SystemsContact us: [email protected] | 0333 5772 455 Show more