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Indirect Water Heaters

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Product Image of Aqua-Pro 119 Indirect Water Heater
$4,261.26 each
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Product Image of PP-40, 28 Gallon Peerless Partner Single Wall Indirect Water Heater
$3,105.75 each
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Product Image of 38 Gallon - Residential PowerStor2 Series Double Wall Energy Saver Indirect Water Heater
$1,989.11 each
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Product Image of AL70CSL Parts - 70 Gallon Alliance Indirect Water Heaternot-to-sell-product
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Product Image of AL80CLT Parts - 80 Gallon Alliance Indirect Water Heaternot-to-sell-product
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Product Image of 52.8 Gallon - Thermoglaze Single-Coil Storage Tank
$2,436.50 each
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Product Image of 80 Gallon, Squire SDT080 Stainless Steel Solar Indirect Water Heater
$3,886.74 each
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Product Image of 110 Gallon, Squire SDT119 Stainless Steel Solar Indirect Water Heater
$5,768.42 each
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Product Image of 60 Gallon WHS-60ZDW BoilerMate Premier Series Indirect-Fired Water Heater
$3,749.20 each
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Product Image of 60 Gallon WHS-60ZC BoilerMate Commercial Indirect-Fired Water Heater
$3,829.14 each
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Product Image of 80 Gallon HM-80ZDW HydroMax Indirect-Fired Water Heater (Top Mechanical)
$3,758.00 each
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Product Image of Universal 10K Sensor Kit for HydroMax Water Heaters
$52.63 each
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Product Image of PP-30-LB, 22 Gallon Peerless Partner Single Wall Indirect Water Heater (Low Boy)
$2,822.11 each
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Product Image of 53 Gallon LT-200 Indirect Fired Water Heater
$2,715.36 each
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Product Image of 38 Gallon - Residential PowerStor Series Single Wall Indirect Water Heater
$1,681.50 each
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Product Image of SBB 400 Plus 109 Gallon DHW Indirect Water Heater Tank
$2,809.88 each
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Product Image of 80 Gallon CH-80ZDW-B BoilerMate Champion Series Indirect-Fired Water Heater
$3,299.67 each
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Product Image of Heat Exchanger Replacement for CH-80 DW Champion Double-Wall Models
$2,130.38 each
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Product Image of 41 Gallon CH-41ZCT BoilerMate Champion Series Constant Temperature Water Heater
$2,792.82 each
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Product Image of 60 Gallon WHS-60LDW BoilerMate Premier Series Indirect-Fired Water Heater w/ electronic control
$3,905.20 each
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Product Image of AL27SL Alliance Hydrastone-Lined Indirect Water Heater
$1,753.69 each
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Product Image of PV-40, 30 Gallon Peerless Partner PV Indirect Water Heater
$2,246.30 each
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Product Image of Vitocell 300-V EVIB 42 Gallon Indirect Water Heater
$2,295.69 each
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Product Image of 64 Gallon - Residential PowerStor2 Series Double Wall Energy Saver Indirect Water Heater
$2,440.06 each
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Product Image of SST150 40 Gallon Indirect Water Heater
SST150 40 Gallon Indirect Water Heater
SKU: SST150-40
Bosch
SKU: SST150-40
Brand: Bosch
(1)
$2,750.44 each
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Product Image of SST250 65 Gallon Indirect Water Heater
SST250 65 Gallon Indirect Water Heater
SKU: SST250-65
Bosch
SKU: SST250-65
Brand: Bosch
$3,727.00 each
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Product Image of 103 Gallon - Thermoglaze Single-Coil Storage Tank
$4,122.07 each
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Product Image of 79.3 Gallon - Thermoglaze Single-Coil Storage Tank
$2,794.11 each
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Product Image of 60 Gallon WHS-60 BoilerMate Premier Series Indirect-Fired Water Heater
$4,544.70 each
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Product Image of 80 Gallon WHS-80ZDW BoilerMate Premier Series Indirect-Fired Water Heater
$3,976.14 each
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Product Image of 80 Gallon WHS-80ZC BoilerMate Commercial Indirect-Fired Water Heater
$4,126.70 each
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Product Image of Heat Exchanger Replacement for HM-80 DW Hydromax Double-Wall Models
$2,379.94 each
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Product Image of PP-120, 119 Gallon Peerless Partner Single Wall Indirect Water Heater
$6,609.19 each
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Product Image of Aqua-Pro 80 Indirect Water Heater
Aqua-Pro 80 Indirect Water Heater
SKU: 633-500-202
Weil-McLain
SKU: 633-500-202
Brand: Weil-McLain
$2,773.00 each
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Product Image of Aqua-Plus 35 Pewter Indirect Water Heater
Aqua-Plus 35 Pewter Indirect Water Heater
SKU: 633-600-000
Weil-McLain
SKU: 633-600-000
Brand: Weil-McLain
$1,784.61 each
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Product Image of Vitocell 300V 53 Gallon Indirect Water Heater
$4,160.75 each
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Product Image of Vitocell 300-H EHA 53 Gallon Horizontal Indirect Water Heater
$5,769.67 each
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Product Image of 60 Gallon - Residential PowerStor Series Single Wall Indirect Water Heater
$1,957.65 each
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Product Image of 40 Gallon, Squire SIT040 Indirect Water Heater (Double Wall)
$2,594.51 each
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More About Indirect Water Heaters

Indirect Water Heaters use a boiler to heat domestic hot water. Instead of relying on their own burner, they pull heat from your existing system. That means fewer moving parts, lower energy bills, and plenty of hot water when you need it. 

Key Features
  • Boiler-Powered Performance - Taps into your boiler for reliable water heating 
  • Fast Recovery - Internal coil design reheats water quickly between uses 
  • Insulated Tank - Keeps heat in, cuts standby loss 
  • Corrosion Resistance - Stainless or glass-lined tanks stand up to wear 
  • No Open Flame - Quieter and safer than traditional tank heaters
Real-World Benefits
  • Pairs easily with existing hydronic systems 
  • Handles multiple bathrooms and appliances at once 
  • Lowers fuel usage by eliminating a second burner 
  • Operates quietly with fewer mechanical parts 
  • Install & Maintenance Tips 
  • Place near boiler to minimize pipe runs and heat loss 
  • Flush coil once a year to remove buildup 
  • Add a mixing valve to regulate output temps safely
FAQs

Q: Can this replace my current gas water heater? 

 A: Yes, if you already have a boiler system, an indirect heater is a great upgrade.. 

Q: Does it need electricity?  

 A: Just for the circulator pump, no heating element inside. 

Q: How long do indirect heaters last? 

 A: With routine flushing and maintenance, 15 to 20 years is common. 

Q: Do I need a separate pump? 

 A: Yes, to circulate boiler water through the tank coil. 

Q: Is it good for radiant heat systems? 

 A: Absolutely, it integrates well with radiant and baseboard setups.

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