Municipal Posted on May 27, 2020 by pwdirene Mechanical Room Multi Zone HeatLoop Gene installing check value on new 15 HP Installation. Two new 15 HP Booster Pumps with new butterfly valves and mechanical pipe and fittings. Johnny making final adjustments to 15 HP Pump suction flanges for new 15 HP booster pump complete. Tank Fill Solenoid Valve with new butterfly valves.