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The PARKER PR3450 is a 50-foot rubber water hose built for demanding trade and industrial service applications. Constructed from black EPDM rubber, the hose resists abrasion and weathering, making it suitable for outdoor and year-round use. It carries a maximum working pressure of 125 psi and handles fluid temperatures up to 180 degrees F. The 3/4-inch GHT (Garden Hose Thread) fittings on each end allow straightforward connection to standard water supply points. Multiple textile plies reinforce the hose body for added strength and long-term durability. At 14.07 pounds, it is sized for stationary or semi-permanent installations rather than light-duty consumer use. Plumbers, general contractors, and facility maintenance technicians are the typical installers.
This hose is suited for potable and non-potable water transfer in residential, light commercial, and industrial settings. Common applications include equipment washdown, temporary water supply runs, and service connections where a durable, pressure-rated hose is required. The EPDM construction holds up well against UV exposure, ozone, and mild chemicals, which makes it a practical choice for outdoor mechanical rooms, rooftop equipment, and site utility connections. The non-self-coiling design is intended for laid-out or reel-stored installations rather than compact storage use.
Designed as a replacement or new-installation water hose for applications requiring 3/4-inch GHT connections, 125 psi pressure rating, and EPDM rubber construction in potable or non-potable water service.
Shut off the water supply and relieve line pressure before disconnecting or connecting any hose assembly. Hand-tighten GHT fittings first, then snug with a wrench — avoid over-tightening, which can crack the fitting body or distort the thread. Inspect both end fittings and any washers for condition before placing the hose in service. Installation should conform to applicable local plumbing codes and the IPC where required.
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