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Building
and systems specification
U
values to Part L2 standard
Glazing:
low E solar control neutral
Heat
gains: 12W/m2 lighting (400 lux)
10W/m2
occupants
25W/m2
small power
A/C
system: Fan coils with fresh air
heat recovery
Gas
boilers 3 off with full load efficiency 85%
Air
cooled chillers 2 off with full load COP 2.5
Fresh
air supply 1.6l/s/m2
Total
fan SFP 2.2W/l/s
Fresh
air heat recovery efficiency 65%
Constant
speed pumps
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