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Recirculating Hot Water Systems

Recirculating Hot Water Systems

Pre-Piped Single Temperature (P-PR)

Flo-Rite-Temp Instantaneous Steam/Water Heater for Recirculating Hot Water Systems feature four heat exchanger options offered as pre-piped single temperature packaged assemblies.

Flo-Rite-Temp Pre-Piped (P-P) Recirculating (R) Single Temperature Systems are fully assembled and include the following installation components:

  • Steam Trap
  • Air Vent
  • Thermometers
  • CIP Connection Port
  • Flow Control/Isolation Valves
  • Thermostatic Diverting Valve

Ideal for both new construction and retrofit installation within an existing building infrastructure. Flo-Rite-Temp Pre-Piped (P-P) Recirculating (R) Single Temperature Systems are designed to fit through a standard 32" doorway (Model 8120 36" doorway).

Armstrong Flo-Rite-Temp Instantaneous Steam/Water Heater pre-piped packages are available in 58 standard configurations.

Customized Hot Water System Solutions are our specialty. Multiple orientations, configurations and options are available.

Hot Water System Solutions which include condensate recovery, circulating pumps, additional mixed water temperature controls/loops and varied other components can be application engineered specifically to meet the projects requirements.

To learn more, go to the menu above.

 

 For submittal drawing refer to:
  Model 415P-PR   Single Wall   S5468
  Model 415DWP-PR   Double Wall   S5514
  Model 535P-PR   Single Wall   S5469
  Model 535DWP-PR   Double Wall   S5515
  Model 665P-PR   Single Wall   S5470
  Model 665DWP-PR   Double Wall   S5516
  Model 8120P-PR   Single Wall   S5471
  Model 8120DWP-PR   Double Wall   S5517

 

 Flo-Rite-Temp Instantaneous Steam/Water Heater
Model Entering Water Temperature Outlet Temperature
120 130 140 160 180
415P-PR 40 20 18 16 12 7
50 20 20 17 13 7
60 - 20 19 14 7
535P-PR 40 45 39 34 26 16
50 45 43 37 28 17
60 - 45 40 30 18
665P-PR 40 80 73 63 48 32
50 80 80 68 51 33
60 - 80 75 55 35
8120P-PR 40 145 145 120 95 59
50 145 145 134 102 72
60 - 145 145 115 90

   Note: All flow rates in gallons per minute and using 15 PSIG steam.