Cold Water
Inlet
6 1
12" min.
Heat Trap
Loop
(Optional)
12" min.
Heat Trap
Loop
(Optional)
1
5
5
1
8
7
4
10
M
H
C
Installation - Piping
7
Cold Water
Inlet
6 1
Recirculating
Loop
2
3
4
1
5
5
1
8
12" min.
Heat Trap
Loop
(Optional)
12" min.
Heat Trap
Loop
(Optional)
9
Standard Installation
Domestic Piping with
Recirculation SMART Series
8
1. Shut-off valve
2. Recirculation Circulator
3. Flow Check Valve
4. T&P relief valve
5. Unions
6. Backflow preventer or pressure reducing valve(*)
7. Drain valve
8. Thermal expansion tank (potable)
9. Recirculation dip tube
10. Thermostatic mixing valve (*)
(*) Optional devices may be required by local codes.
Standard Installation
Domestic Piping
SMART Series
Fig. 1:
Fig. 2: