Boiler Replacement

Remove three existing cast iron boilers. Provide and install two high efficiency Lochinvar Model KBX0400N boilers on existing housekeeping pad. Provide and install all pipes, valves, fittings and install provided pumps / boilers in primary/secondary with reverse return. Provide and install all gas piping and all required drain piping with neutralizer kits. Rework existing combustion air and vents per manufacturers recommendations and required clearances. Provide and install all piping insulation as required for boiler change out in the mechanical room only. Provide and install control wiring and line voltage wiring with integration into existing Johnson Controls DDC. Wiring to include emergency shut of switch at boiler room door.