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Insulation

Find insulation materials for a wide range of UK building and refurbishment projects. Whether you are insulating a roof, floor, cavity wall or external wall, explore different insulation types from established manufacturers to find products suited to your application.

Shop Insulation by Type PIR insulation boards: Rigid boards commonly used in roofs, walls and floors where efficient thermal performance is important. Mineral wool insulation: Glass and stone wool products for thermal and acoustic insulation across suitable building applications. XPS and EPS insulation: Rigid polystyrene insulation products available in different grades for specified construction requirements. Insulation rolls and slabs: Flexible rolls and rigid slabs for suitable roof, wall, ceiling and partition systems. Multifoil insulation: Reflective insulation products designed for use in compatible building assemblies. Natural insulation: Fibre-based insulation options for projects with particular material preferences. Choose Insulation for Your Project

The right insulation depends on where it will be installed, the required thermal performance, available space, moisture conditions and the construction system. Always check the manufacturer's technical datasheet and installation guidance before selecting a product.

Browse our insulation range to compare specifications, thicknesses and pack coverage. Trade customers can contact our team for product guidance and quantity quotations.

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£ 4.21
£ 2044.97
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1343 products
newest
51mm Unilin FR/TP Flat Roof Insulation Board
High Performance PIR and Plywood CompositePack Length: 2400mmPack Width: 1200mmPack coverage: 2.88m2Thickness: 51mmQuantity: 1 Sheet
Last known price:£71.20 Inc VAT (£59.33 ex VAT)
Unilin FR/TP 46mm Flat Roof Insulation Board
High Performance PIR and Plywood CompositePack Length: 2400mmPack Width: 1200mmPack coverage: 2.88m2Thickness: 46mmQuantity: 1 Sheet
Last known price:£78.67 Inc VAT (£65.56 ex VAT)
41mm Unilin FR/TP Thermal Ply Flat Roof Insulation
High Performance PIR and Plywood CompositePack Length: 2400mmPack Width: 1200mmPack coverage: 2.88m2Thickness: 41mmQuantity: 1 Sheet
Last known price:£71.20 Inc VAT (£59.33 ex VAT)
36mm Unilin FR/TP Thermal Ply Flat Roof Insulation
High Performance PIR and Plywood CompositePack Length: 2400mmPack Width: 1200mmPack coverage: 2.88m2Thickness: 36mmQuantity: 1 Sheet
Last known price:£90.26 Inc VAT (£75.22 ex VAT)
31mm Unilin FR/TP Flat Roof Insulation Board
High Performance PIR and Plywood CompositePack Length: 2400mmPack Width: 1200mmPack coverage: 2.88m2Thickness: 31mmQuantity: 1 Sheet
Last known price:£85.24 Inc VAT (£71.03 ex VAT)
Unilin FR/TP 26mm Flat Roof Insulation Board
High Performance PIR and Plywood CompositePack Length: 2400mmPack Width: 1200mmPack coverage: 2.88m2Thickness: 26mmQuantity: 1 Sheet
Last known price:£85.86 Inc VAT (£71.55 ex VAT)
21mm Unilin FR/TP Thermal Ply Flat Roof Board
High Performance PIR and Plywood CompositePack Length: 2400mmPack Width: 1200mmPack coverage: 2.88m2Thickness: 21mmQuantity: 1 Sheet
Last known price:£71.20 Inc VAT (£59.33 ex VAT)
Unilin Thin-R TR/ALU 90-110mm Tapered Roof Insulation
Tapered Roof Insulation BoardPack Length: 1200mmPack Width: 1200mmThickness: 90-110mmQuantity: 1 Sheet
Last known price:£381.88 Inc VAT (£318.23 ex VAT)
Unilin Thin-R TR/ALU 70-90mm Tapered Roof Insulation
Tapered Roof Insulation BoardPack Length: 1200mmPack Width: 1200mmThickness: 70-90mmQuantity: 1 Sheet
Last known price:£351.96 Inc VAT (£293.30 ex VAT)
Unilin Thin-R TR/ALU 50-70mm Tapered Roof Insulation
Tapered Roof Insulation BoardPack Length: 1200mmPack Width: 1200mmThickness: 50-70mmQuantity: 1 Sheet
Last known price:£293.30 Inc VAT (£244.42 ex VAT)
Unilin Thin-R TR/ALU 30-50mm Tapered Roof Insulation
Tapered Roof Insulation BoardPack Length: 1200mmPack Width: 1200mmThickness: 30-50mmQuantity: 1 Sheet
Last known price:£293.30 Inc VAT (£244.42 ex VAT)
Unilin Thin-R XtraFall Tapered Roof Insulation
Tapered Roof Insulation BoardPack Length: 1200mmPack Width: 1200mm
Last known price:£293.30 Inc VAT (£244.42 ex VAT)
Unilin Thin-R TR/BGM 90-110mm Tapered Roof Board
Tapered Roof Insulation BoardPack Length: 4800mmPack Width: 4800mmPack coverage: 5.76m2Thickness: 90-110mmQuantity: Pack Of 4
Last known price:£446.82 Inc VAT (£372.35 ex VAT)
Unilin Thin-R TR/BGM 70-90mm Tapered Roof Board
Tapered Roof Insulation BoardPack Length: 4800mmPack Width: 4800mmPack coverage: 5.76m2Thickness: 70-90mmQuantity: Pack Of 4
Last known price:£359.51 Inc VAT (£299.59 ex VAT)
Unilin Thin-R 50-70mm TR/BGM Tapered Roof Insulation Board
Tapered Roof Insulation BoardPack Length: 4800mmPack Width: 4800mmPack coverage: 5.76m2Thickness: 50-70mmQuantity: Pack Of 4
Last known price:£277.81 Inc VAT (£231.51 ex VAT)
Unilin Thin-R TR/BGM 30-50mm Tapered Roof Board
Tapered Roof Insulation BoardPack Length: 7200mmPack Width: 7200mmPack coverage: 8.64m2Thickness: 30-50mmQuantity: Pack Of 6
Last known price:£285.30 Inc VAT (£237.75 ex VAT)
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