U Value / WER calculator

BRE Standard Window

Frame:

Select Frame SystemREHAU TOTAL 70cREHAU TOTAL 70c RIO FlushREHAU TOTAL 70c Tilt & TurnREHAU TOTAL 70rREHAU TOTAL 70sREHAU TOTAL 70s Tilt & Turn

Glazing 1:

Select Glass ManufacturerAGCCarey GlassCustom Ug ValueGuardian GlassPilkingtonSaint Gobain

U Values:

The following values are only required for Custom reinforcement types. Values will need to be confirmed if an independent audit for WERs is carried out. For examples of reinforcements and values see NOTES in the user guide.

Only use the four boxes below if it is a custom reinforcement type.

Uf1

Uf2

Uf3

Uf4

Calculate:

U Value WER