Page 7
Aquarea Duo Pre-Plumb Cylinder
Basic Appliance
1. Buffer vent / AAV (½” female)
2. CH flow (1” compression)
3. CH return (1” compression)
4. Inspection port (1¾” female)
5. Buffer sensor pocket (22mm dual pocket)
6. Hot supply (¾” compression)
7. Cold feed (¾” compression)
8. Secondary return (¾” compression)
9. HP flow (1” compression)
10. Tundish (22mm compression)
11. Control thermostat (22mm dual pocket)
12. HP return (1” compression)
13. Immersion heater (1¾” female)
14. Three port motorised valve
15. Combination inlet group incorporating
pressure reducing valve, strainer, check valve,
balance cold take off point, expansion relief
valve and expansion vessel connection points
16. Auto bypass
17. System pressure gauge
18. Filling loop
Part G3 loose components supplied in a
separate box’
A. Potable expansion vessels c/w flexible hose
and wall bracket
B. Wiring junction box for primary system
SYSTEM DESIGN
DESIGN
2
7
10
15
17
3
4
1
11
12
5
9
18
6
14
16
8
11
13
