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Weil-McLain WMB-155H AquaBalance Heat-Only Wall Mount Gas Boiler

Weil-McLain WMB-155H

  • Stainless Steel Heat Exchanger
  • 10 Year Heat Exchanger Warranty
  • Low NOx Rated
  • Propane Versions Available (See LP models)
$2,290.00
In stock
SKU
WMB-155H

Weil-McLain WMB-155H AquaBalance Heat-Only Wall Mount Gas Boiler


Great things really do come in small packages. The new AquaBalance™ heat only-boiler combines the unmatched reliability of Weil-McLain with the warmth of high-efficiency space heating and the convenience of on-demand domestic hot water. All in one elegant, space-saving package.

Weil-McLain WMB-155H Features

  • 92% and above annual fuel utilization efficiency (AFUE) - low fuel usage, saves energy
  • Compact design - increases placement options
  • Heavy gauge insulated jacket - provides quiet operation
  • 10-to-1 turn down ratio - precisely matches minimal energy usage to the immediate system need
  • Low NOx rated - low emissions level achieved South Coast certification
  • Single tube, large diameter, ASME certified 316L Stainless Steel heat exchanger
  • Pre-wired, plug-in ready electrical design
  • Contractor friendly removable sides - makes service clean and easy
  • Wall mounting bracket and hardware
  • Internal 3-speed Grundfos circulator
  • Reliable Honeywell┬« boiler controls with digital display
  • Commercial grade 120V power cord with 3 prong plug
  • Unique 3-in-1 vent adapter - approved to accept PVC, CPVC, SS or PP vent materials
  • Multiple vent options - direct vent with 2 pipes or concentric, through sidewall or roof
  • Internal condensate trap
  • 24VAC thermostat relay
  • Water treatment - inhibitor and test kit
  • Peace of mind warranty
Product Specs
  • Model
    WMB-155H


  • AFUE %
    94.4


  • Indoor / Outdoor
    Indoor


  • Max Input Capacity
    155,000


  • Minimum Input Capacity
    15,500


  • Net Water Rating MBH
    124,000


  • Gas connection
    1/2"


  • Vent Material
    PVC,CPVC,PP,SS


  • Flow Rate (DHW)
    4.0 GPM


  • Venting Type
    Direct Vent


  • Heat Exchanger Material
    Stainless Steel


  • Boiler Water Content - Gallons
    .65


  • Height
    27.56"


  • Width
    16.54"


  • Depth
    12.80"


  • Gas Input (Domestic Hot Water)
    No


  • Gas Input (Space Heating)
    No


  • Exhaust Vent Size
    3"


  • Warranty
    5 Years Parts - 10 Years Heat Exchanger