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Weil-McLain Boilers

Weil-McLain Condensing Boilers

The "Gold Standard" in boilers delivers peace of mind, unmatched comfort and immediate payback in energy savings.

Weil-McLain Condensing Boiler Group Key Features
  • Gas fired water boilers with stainless steel or cast aluminum heat exchangers
  • Venturi mixing body mixes air and gas providing higher efficiency
  • Designed to operate in low temperature condensing applications
  • Outdoor reset and domestic hot water priority standard
  • Negative regulated gas valve precisely delivers gas to the boiler
  • LCD Controls gives you the power for easy set-up and maintenance
  • Modulates with 5 to 1 turn-down ratio capability
  • Variable speed motor matches combustion output to heating needs
  • High grade stainless steel burner features quiet operation, high efficiency, and cleaner combustion for low NOx applications

Specifications

Model Heat Exchanger A.G.A. Input (MBH) DOE Heating Capacity (MBH) Net I=B=R Ratings (MBH) Min. Vent Size Annual Fuel Utilization Efficiency (AFUE)
ECO-70 Stainless Steel 14-70 65 57 3 in PVC/CPVC 95.2
ECO-110 Stainless Steel 22-110 101 88 3 in PVC/CPVC 95.0
ECO-155 Stainless Steel 28-155 143 124 3 in PVC/CPVC 95.1
WM97+70 Stainless Steel 23-70 65 57 3 in PVC/CPVC 97.3
WM97+110 Stainless Steel 37-110 101 88 3 in PVC/CPVC 97.0
WM97+155 Stainless Steel 52-155 143 124 3 in PVC/CPVC 97.2
UG-80 Cast Aluminum 80 71 62 2 or 3 in. PVC/CPVC 95.2%
UG-105 Cast Aluminum 105 94 81 2 or 3 in. PVC/CPVC 95.3%
UG-155 Cast Aluminum 155 139 123 3 in. PVC/CPVC 95.6%
UG-230 Cast Aluminum 230 207 183 3 or 4 in. PVC/CPVC 95.4%
UG-299 Cast Aluminum 299 270 234 4 in. PVC/CPVC 96.4%
UG-399 Cast Aluminum 399 365* 317 4 in. PVC/CPVC 91.7%*

Contact us for product selection. We are glad to help.

Image Model Name Price Add to Cart
Concentric-Vent.JPG CONCVENT 3 in. PVC Concentric Vent Kit for Condensing Boilers and Water Heaters Price: $78.40
 
383-800-101 Weil-McLain Boiler Floor Stand Kit Price: $125.04
 
383-500-350.jpg 383-500-350 Weil-McLain Concentric Vent Kit Price: $114.94
 
383-500-631 Weil-McLain Condensate Neutralizer Kt Price: $87.15
 
eco.png ECO-110 Weil-McLain ECO 95% 110,000 BTU/hr Boiler - Stainless Steel Heat Exchanger Price: $2,720.41
 
eco.png ECO-155 Weil-McLain ECO 95% 155,000 BTU/hr Boiler - Stainless Steel Heat Exchanger Price: $2,827.57
 
eco.png ECO-70 Weil-McLain ECO 95% 70,000 BTU/hr Boiler - Stainless Steel Heat Exchanger Price: $2,543.95
 
511-100-005.jpg 511-100-005 Weil-McLain Low Water Cut Off for W/M boilers, 24V Price: $127.57
 
383-500-397.jpg 383-500-397 Weil-McLain Sidewall Vent/Air Termination Kit, for PVC vent pipe Price: $69.47
 
382-200-430 Weil-McLain Sidewall Vent/Air Termination Kit, for Stainless and PVC vent pipe Price: $130.10
 
ultra_boiler_biggg.jpg UG-399 Weil-McLain Ultra Series 3-UE 92% 399,000 BTU/hr Gas Boiler Price: $8,047.02
 
ultra_boiler_biggg.jpg UG-155 Weil-McLain Ultra Series 3-UE 95% 155,000 BTU/hr Gas Boiler Price: $4,420.09
 
ultra_boiler_biggg.jpg UG-80-NG Weil-McLain Ultra Series 3-UE 95.2% 80,000 BTU/hr Natural Gas Boiler Price: $3,555.66
 
ultra_boiler_biggg.jpg UG-80-LP Weil-McLain Ultra Series 3-UE 95.2% 80,000 BTU/hr Propane Boiler Price: $3,555.66
 
ultra_boiler_biggg.jpg UG-105 Weil-McLain Ultra Series 3-UE 95.3% 105,000 BTU/hr Gas Boiler Price: $3,940.11
 
ultra_boiler_biggg.jpg UG-230 Weil-McLain Ultra Series 3-UE 95.4% 230,000 BTU/hr Gas Boiler Price: $4,999.59
 
ultra_boiler_biggg.jpg UG-299 Weil-McLain Ultra Series 3-UE 96.4% 299,000 BTU/hr Gas Boiler Price: $6,922.70
 
wm97.png WM97+110 Weil-McLain WM97+ 97% 110,000 BTU/hr Boiler - Stainless Price: $3,778.24
 
wm97.png WM97+155 Weil-McLain WM97+ 97% 155,000 BTU/hr Boiler - Stainless Price: $4,869.47
 
wm97.png WM97+70 Weil-McLain WM97+ 97% 70,000 BTU/hr Boiler - Stainless Price: $3,448.36
 
389-900-180.jpg 389-900-180 Weil-McLain Wall Install Kit for Ultra Boilers Price: $48.46
 
383-700-165 Weil-McLain maintenance parts kit for WM97+ and ECO boilers Price: $69.31