• Certified Thermal Details and Products scheme

    Certified Thermal Details and Products scheme

    Independently assessed and certified by BRE Global



    Number of results: 4
    Detail Number Product Name Junction type Developer Wall type Wall / Roof U-value
    (W/m2K)
    SAP K1 ref BRE Ψ-value
    (W/mK)
    BRE Temp. factor (ƒ)
    600006 CavityTherm (100 mm) Opening - jamb Xtratherm UK Ltd Cavity wall 0.2 E4 0.019 0.92
    600007 CavityTherm (100 mm) Opening - jamb Xtratherm UK Ltd Cavity wall 0.2 E4 0.003 0.97
    600126 Reflect 200 - Timber Frame Opening - jamb Cygnum Timber Frame Ltd Timber frame 0.15 E4 0.088 0.82
    300326 NBT Systems Opening - jamb Natural Building Technologies Ltd Timber frame 0.21 E4 0.021 0.92