Instantaneous Hot Water Heater
Watson McDaniel Steam Products

Heat Misers

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The Heat Miser is an Instantaneous Steam to Water Heater which produces hot water from steam. The Watson McDaniel fully-assembled Heat Miser eliminates the need for large hot water storage tanks and saves significant energy which is required for large standing tanks of hot water.

Common Applications: Hospitals, Schools & Universities, Hotels, Process Washdown Stations, Residential Apartment Buildings or any other facility with an existing steam boiler.

Old Hot Water System Negatives

  • Takes up excessive floor space
  • Stagnating hot water
  • Danger of Legionella Growth
  • Corrosion of tanks
  • Significant radiant heat loss
New Heat Miser System
  • Small footprint (typical floor space of 14ft2)
  • Stainless Steel waterside components
  • Simple maintenance and reduced overall costs
  • Efficient plate & frame heat exchanger maximizes turbulent flow for instantaneous hot water on demand

Product Brochure (pdf)
Catalog Spec Sheet (pdf)
I&M (pdf)

ModelInlet/Outlet (Water)GPM (Water)DimensionsInlet (Steam)Outlet (Condensate)
1P103"2046"(L) x 30"(W) x 67"(H)1-1/2"1-1/2"
1P203"4046"(L) x 30"(W) x 67"(H)2"1-1/2"
2P283"6046"(L) x 30"(W) x 73"(H)2-1/2"2"
3P203"8054"(L) x 34"(W) x 92"(H)3"2"
3P283"10054"(L) x 34"(W) x 92"(H)3"2"

Application Data Sheet – Fill Out and Return for Accurate Quote

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Description

Heat Miser Heat Exchanger

  • High-efficiency Plate & Frame Counterflow Type
  • Single or Double Wall 316 Stainless Steel Plates
  • Steam-rated EPDM gaskets
  • Plates may easily be added, removed or replaced on site

Heat Miser Control Panel

  • NEMA 4X Electrical Enclosure
  • Electronic PID Controller with Full Auto-Tune Capability
  • Selector Switches – Controller On/Off and Pump On/Off
  • All components to be pre-wired for 120V service

Control Valve

  • Cast Iron, Bronze or Steel Globe Body
  • Fail Closed Pneumatic Actuator
  • Electro-Pneumatic Positioner
  • Single Seat, Equal Percentage, Stainless Steel Trim