NBS Source
List your products
Thin-R XT/UF

Thin-R XT/UF

Third party certifications:
  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

Xtratherm UK Ltd

A rigid polyisocyanurate underfloor insulation for solid and suspended ground floors.

Jump to:
+44 (0)371 2221033 www.xtratherm.com

Polyisocyanurate (PIR) insulation for ground supported and suspended floors.

The floor in any building is an area of considerable downward heat loss when not properly insulated.XT/UF will significantly improve the U-value of new and existing floors.

Thin-R Underfloor XT/UF is lightweight, easy to install and combines high compressive strength with low thermal conductivity, providing a high performance solution for floor insulation.

General information
Uniclass 2015
Pr_25_71_63_66 Polyisocyanurate (PIR) foam boardsPrimary

M10/290 Floating construction

M10/40 Floating construction

M13/260 Floating construction

M13/40 Floating construction

P10/250 Insulation supported between floor joists

P10/45 Insulation laid between floor joists

Specification data - Polyisocyanurate (PIR) foam boards
Product Reference

Thin-R XT/UF


25 mm

30 mm

40 mm

50 mm

60 mm

70 mm

90 mm

100 mm

110 mm

125 mm

150 mm

Standard product features


To BS EN 13165.

Face size:

2400 x 1200 mm.

Thermal conductivity:

0.022 W/m·K

Edge profile:

Square edge.

Third party certifications
Similar products from Xtratherm UK Ltd