The Unilin Thin-R XT/UF Floor Insulation Board is a rigid PIR insulation system engineered for floor construction applications. Delivering thermal performance equivalent to Kingspan TF70 at a reduced cost, this product has become the preferred choice for professional contractors and installers seeking value without compromising quality.
Boasting a thermal conductivity of 0.022W/mK and compressive strength exceeding 150kPa, this 15mm floor insulation board maintains structural performance under load whilst delivering outstanding floor insulation results.
Brand: Unilin Thin-R XT/UF
Thickness: 15mm
Length: 2400mm
Width: 1200mm
Overall Thickness: 15mm, 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 60mm, 65mm, 70mm, 75mm, 80mm, 90mm, 100mm, 110mm, 120mm, 130mm, 140mm, 150mm, 160mm, 165mm
Maximum Board Weight: 0.45 kg/m²
Thermal Resistance: 0.68m²K/W
Thermal Conductivity: 0.022 W/mK
Compressive Strength: >150 kPa
Water Vapour Resistivity: >100 MNs/gm
Density (Foam Core): 30-32 kg/m³
Surface Spread of Flame: Class 1
Reaction to Fire: E
Finish: Aluminium Foil Facings
Applications: Ground Supported & Suspended Floors
ETA Notification: Yes
Features: Versatile ǀ High-performance ǀ Rigid
Floors lacking adequate thermal protection result in significant heat loss throughout buildings. The Unilin Thin-R XT/UF Underfloor Insulation effectively resolves this concern by substantially improving the U-Value performance of both newly constructed and retrofit floor systems.
This product combines lightweight construction with straightforward installation methodology. The combination of high compressive strength and minimal thermal conductivity ensures optimal performance for demanding floor insulation board applications.
Browse our complete Unilin range and refine by thickness or coverage area using the filters provided. For technical advice regarding product suitability or to request a volume discount quotation, contact us on +4402038839057, email sales@insulationbee, or use Live Chat - Lowest UK Insulation Prices.








