383100040 Weil McLain 95% AFUE Natural Gas Combination Wall Boiler 120 MBH

WMAB120C MFG #: 383100040

1” Diameter ASME certified 316L Stainless Steel single tube heat exchanger - wide waterway & low pressure drop design
3-in-1 vent adapter - readily accepts PVC, CPVC, SS, or PP piping materials
Space saving internal condensate trap
24 VAC thermostat relay, fuse protected with time saving prewired terminal strip
Heavy gauge insulated jacket-provides quiet operation
Contractor friendly removable sides
Quality brass nuts on heat exchanger for both DHW & space heating (no flimsy clips)
Strategically placed sensors used instead of additional bulky boiler controls
Ignitor - designed for easy access
Blower - quiet operation, with power to vent100 feet
Venturi that precisely mixes fuel & air for optimal operation
Gas valve, with an energy saving 10:1 turn down ratio - unit automatically adjusts to match the need

Install Instructions
Specification Sheet