P

Plastic, PVC and polyethylene pipes for heating boilers; Plumbing and irrigation fittings, namely, bibbs, cocks, traps, valves, tees, wyes, adapters, unions, saddles, crosses, swing assemblies, strainers, sleeves and risers; drip irrigation systems comprised of valves, backflows, pipes, tubing and emitters; water treatment equipment, namely, water filtration units; water fountains; manually-operated plumbing valves; backflow prevention valves; backflow prevention assemblies and valves; water purification tanks; water purification and filtration apparatus