Plumbing fittings, namely, hydraulic drain flushers for use in opening clogged drains

Manually-operated plumbing valves

Water discharge installations of metal or plastic consisting of a water inlet device connecting to pipes conducting the water downwards

automated drain clearing and flushing system installations comprised of a computerized interface interacting with digital relays, pressure pumps, solenoid valves, pressure relief valves, by-pass release systems, backflow preventers, check valves, expansion tanks, nozzles, and conduits arranged to automatically clear and flush drain lines for a specific duration and timed intervals, while also allowing remote access and control