25mm Unilin Thin-R XT/CW Partial Fill Cavity Insulation ( SE - Pack of 20 )

The 25mm Unilin Thin-R XT/CW Partial Fill Cavity Wall (T&G) system is designed with an engineered tongue and grooved joint and pre-formed corners. This innovative construction ensures seamless insulation continuity and minimizes thermal bridging.

Specifically developed for traditional masonry walls, the 25mm Unilin XT/CW Cavity Wall (T&G) system adheres to the most stringent thermal standards. It achieves exceptional thermal performance while maintaining a residual cavity, providing excellent protection against wind-driven rain.

Our XT/CW Is avaiable in Square Edge @ Tongue and Grooved versions. The 25mm Unilin XT/CW was previous known as 25mm Xtratherm XT/CW.

Product Specification

Brand: Unilin / Xtratherm®

Thickness: 25mm

Model: 25mm XT/CW Cavity Wall Insulation Square Edge

Weight: 11.97kg

Dimensions: 1,200mm x 450mm x 25mm

Density: 30Kg/m3

Length: 1200mm

Width: 450mm

Board Coverage: 0.54 m²

Pack Coverage: 10.80 m²

Material: Polyisocyanurate (PIR)

Profile: Square Edge

R-Value: 1.14 m2K/W

Thermal Conductivity: 0.022 W/mk

Vapour Resistivity: 100 MNs/gm

Surface Spread of Flame: Class 1

Compressive Strength: >120kPa

Applications: Cavities ǀ Masonry Walls

Inner facing: Foil facing

Outer facing: Foil facing

BBA Certified: Yes (No. 08/4613)

Features: Lightweight ǀ Easy to handle and install

Important Features From Our 25mm XT/CW Partial Fill:

1. Strong and durable tongue and groove jointing.
2. Corner panels and cavity closers minimize thermal bridging.
3. Maintains a clear cavity for optimal performance.
4. No restrictions on exposure.
5. Equipped with low emissivity foil facings for enhanced Cavity insulation.

Info

Have a browse of our Xtratherm stock and filter by thickness or coverage on the left-hand side of the page. If you’d like to talk through the suitability of some products for your project, or get a quantity discount quotation please call us by phone on +4402039519012 , email sales@insulationstoreonline or Live Chat - Lowest UK Insulation Prices.