Specifications include, but are not limited to: FLOOR-MOUNTED, FORCED-DRAFT, FIRE-TUBE BOILERS A. Basis-of-Design: Subject to compliance with requirements, provide product indicated on Drawings to provide (3) Lochinvar - FTXL Series Boilers, or comparable product by one of the following: 1. Veissmann 2. HTP; Ariston Thermo USA LLC B. Description: Boiler shall be natural gas fired, fully condensing, and fire tube design. The boiler shall be factory-fabricated, factory-assembled, and factory-tested, fire-tube condensing boiler with heat exchanger sealed pressure tight, built on a steel base; including insulated jacket; flue-gas vent; combustion-air intake connections; water supply, return, and condensate drain connections; and controls.