gledhill TORRENT DIRECT Design, Installation & Servicing Instructions page 22

DESIGN
Second dwelling
Supply
pipe
Pressure limiting valve
(Not required unless mains pressure is greater than 3.5 bar)
Torrent (Any model)
Sink
Check valve NOT REQUIRED unless scale inhibitor is a chemical type.
In any event, do not fit a check valve down stream of this point (see 5.1.9)
Check valve NOT REQUIRED unless
supply pipe services more than one dwelling
Figure 3.1 Hot and Cold Distribution Pipe Arrangement - All Models
Thermostatic
Mixing valve
1
2
1
2
3
Note: All components must be suitable and approved
for use in potable water systems
1
Mains cold water supply
Figure 3.2 Typical secondary pumped recirculation arrangement
Scale inhibitor
(where necessary)
Bath
TYPICAL HOT AND COLD DISTRIBUTION
Hot water outlet fittings
3
Check valve
Secondary circulation pump
Mini expansion vessel charged to 2.5 – 0bar
Page 22
BS1212
Ballvalve
W.C.
H.B.