Armstrong International Datasheets for Circulation Heaters

Circulation heaters are used primarily to heat moving, flowing, or circulating fluid streams. Fluid flows through the heater, which transfers heat to the fluid stream. Any liquid or gas is generally acceptable for use with a circulation heater.
Circulation Heaters: Learn more

Product Name Notes
Digital-Flo Steam/Water Shell & Tube Instantaneous Water Heater - Double Wall
Digital-Flo Steam/Water Shell & Tube Instantaneous Water Heater - Single Wall
Armstrong blends revolutionary digital water temperature control technology with instantaneous heat exchanger design to deliver Digital-Flo®, an industry changing series Shell & Tube Steam/Water Heaters. Digital-Flo Water Heaters...
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF120W80
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF120W80BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF120WDW80
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF120WDW80BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF120WE80
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF120WE80BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF120WEDW80
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF120WEDW80BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF15W40
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF15W40BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF15WDW40
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF15WDW40BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF15WE40
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF15WE40BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF15WEDW40
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF15WEDW40BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF35W40
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF35W40BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF35WDW40
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF35WDW40BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF35WE40
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF35WE40BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF35WEDW40
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF35WEDW40BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF65W50
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF65W50BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF65WDW50
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF65WDW50BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF65WE50
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF65WE50BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF65WEDW50
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF65WEDW50BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF90W80
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF90W80BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF90WDW80
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF90WDW80BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF90WE80
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF90WE80BS
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF90WEDW80
Digital-Flo™ Boiler Water/Water Plate & Frame Instantaneous Water Heater -- DF90WEDW80BS
Armstrong blends revolutionary digital water temperature control technology with instantaneous Plate & Frame heat exchanger design to deliver Digital-Flo®, an industry changing series of Boiler Water to Water...
Flo-Rite-Temp™ Double Wall Instantaneous Water Heater -- 415DW
Flo-Rite-Temp™ Double Wall Instantaneous Water Heater -- 535DW
Flo-Rite-Temp™ Double Wall Instantaneous Water Heater -- 665DW
Flo-Rite-Temp™ Double Wall Instantaneous Water Heater -- 8120DW
The DW (double wall) version of the Armstrong Flo-Rite-Temp Instantaneous Water Heater uses a double wall tube to provide positive separation of the steam and water in the heat exchanger.
Flo-Rite-Temp™ Single Wall Instantaneous Water Heater -- 415
Flo-Rite-Temp™ Single Wall Instantaneous Water Heater -- 535
Flo-Rite-Temp™ Single Wall Instantaneous Water Heater -- 665
Flo-Rite-Temp™ Single Wall Instantaneous Water Heater -- 8120
The Flo-Rite-Temp Instantaneous Steam/Water Heater has a unique feed forward design which features a differential pressure diaphragm actuated mixing unit integral to a shell and tube heat exchanger. The Flo-Rite-Temp...
Flo-Rite-Temp™ 316 Stainless Steel Steam Instantaneous Water Heater -- 665SS
Flo-Rite-Temp™ 316 Stainless Steel Steam Instantaneous Water Heater -- 8120SS
The Flo-Rite-Temp SS is a compact, steam to water, instantaneous water heater with all wetted metal parts of type 316 stainless steel. Because of its construction materials, this heater is...