Aluminium Underfloor Heating Spreader Plates for 150mm Centres
Fit-From-Below Plates for Joist Systems – 1000mm x 150mm – Box of 80
The FFB 150 Heat Spreader Plate is specifically designed for underfloor heating systems that require installation from below. These high-quality aluminium plates help minimise downward heat loss while holding 16mm UFH pipework securely at 150mm centres.
Perfect for retrofit and suspended floor installations, each plate measures 1000mm x 150mm and is engineered to fit neatly between joists. Installation is simple — just screw the plate directly to the underside of the floorboards to create an efficient and consistent heating surface.
This box contains 80 plates, enough to cover large areas quickly and effectively. Manufactured for durability and performance, FFB 150 plates are a reliable choice for both trade installers and DIY projects.
Need fast delivery or collection in Plymouth? We’ve got you covered.
Length: 1000mm
Engineered for fit-from-below joist installations, these aluminium underfloor heating spreader plates are designed to hold 16mm pipe at precise 150mm centres. Each plate measures 1000mm x 150mm and is crafted to sit snugly between joists, allowing efficient heat distribution across suspended floors. Ideal for retrofits and first-fix applications, these plates help reduce downward heat loss while improving heat-up times and system performance.
Each box includes 80 high-grade aluminium plates — perfect for large areas and quick, professional installation. Simply screw them into place from below for a fast, reliable result. Whether you’re a trade installer or a DIY renovator, these FFB (fit-from-below) plates are a robust and practical solution.
Box of 80 | Fit from below | Available for fast delivery or collection in Plymouth.
If you have any questions at all about this product or your system, please contact us via our Fee Advice Form Here


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