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How BedZED’s thermal performance compares with the ¾«¶«Ó°ÊÓ Regulations
Fabric U-values (W/m2K) Current value Proposed value for 2001 Proposed value for 2003 BedZED
roof 0.25 0.2 0.16 0.1
ground floor 0.45 0.3 0.25 0.1
exposed floor 0.45 0.3 0.25 0.1
exposed walls 0.45 0.35 0.3 0.11
windows, doors and rooflights 3.3 2.2 2 1.2