- Energy Star Rating

- Quick open top and swing-away burner door with full chamber access increases visibility for inspection and servicing

- Two flue outlets- rear and top - for complete venting flexibility

- Dedicated water-only oil boiler with cast iron section - no tankless heater or cover plate

- Recessed target wall design protects unit from flue brushes

- Includes factory-wired circulator, service switch and Weil-McLain exclusive captured elastomer seals for added reliability