Installed new Bosch boiler. Installed new piping for return and supply. Installed new zone valve and purge station for return. Installed new Spyrovent and expansion tank and pump for supply. Installed new flo check for supply. Installed new intake and exhaust for boiler. Installed new Zone panel for system. Installed new 1in gas line and manifold. Pressure tested system, peco hung new meter. Tested system in heating for both zones. Work area cleaned.