Backflow is defined as the reverse flow of contaminated or undesirable substance into the potable water supply. Replacement of worn or damaged parts must only be made with genuine wilkins. Clean all parts thoroughly with water after disassembly. Discounted backflow parts including ball valves, gate. Indoor installation 375a with bgvic option outdoor installation 375a. Zurn wilkins 375 installation, testing, maintenance. Lay length backflow chart american backflow specialties, inc. This product does not comply with the safe drinking water act, which requires that products meet lowlead standards in order to be used in systems providing water for human consumption drinking or cooking. Wilkins backflow preventers deeco services ltd water. The majority of zurn wilkins plumbing products fall within this category and as such have been changed to leadfree. The wilkins model 475 is able to be changed to provide an up and down or vertical piping orientation.
Zurn wilkins 375a epoxy coated ductile iron flanged 175 psi backflow preventer. Wilkins a zurn company, 1747 commerce way, paso robles, ca 93446. We carry all your wilkins backflow parts zurn wilkins backflow preventer wilkins backflow devices wilkins backflow 375 wilkins backflow 975. Damage to the device could result wherever water hammer andor water thermal expansion could create excessive line pressure. The 8 wilkins 375a reduced pressure zone began production in 2004 and is still currently in production. The 375a uses grooved fittings between the backflow and valves. The flanged, epoxy coated ductile iron body is available with multiple shutoff valve options for installation versatility. This assembly is not lead free compliant and should only be used on irrigation lines or legal applications. Zurn wilkins 2 975xl2 reduced pressure backflow preventer. If spitting or intermittent discharges from the relief valve are noted, it could be a result of. Wilkins backflow preventer rpz, 3, model 375a, 3375a.
The main body shall be nylon and the seat disc elastomers shall be silicone. Indoor installation 375a with bg option outdoor installation 375a with fsc option capacity thru schedule 40 pipe gpm pipe size 5 ftsec 7. The reduced pressure principle backflow prevention assembly shall be a wilkins. Wilkins model 375 reduced pressure principle a zurns company backflow preventers 12 2 12 1 materials housing fasteners elastomers internals springs ball valves struts features. If such conditions exist, install a wilkins water pressure reducing valve, a wilkins.
The main body and access covers shall be low lead bronze astm. The zurn wilkins 375a reduced pressure principle backflow preventer provides high hazard protection for all market segments. Zurn wilkins 375375a475 leadfree relief valve rubber. The reduced pressure principle backflow prevention assembly shall be certified to nsfansi 372, asse listed 10, and supplied with full port gate valves. It is illegal to install products that are not lead free in accordance with us. Common repair parts for 375a 212 10 common repair parts are a very small subset of the 10,000 plus items bavco stocks. An external sensing line pressurizes the diaphragm. The 375a includes a lightweight, grooved, inside and out epoxycoated ductile iron valve body eliminating exposure to corrosion. The 3 375a reduced pressure principle backflow assebly, with flanged end nrs gate valves, is utilized where a potential high health hazard exists and is ideal for use when leadfree valves are required. The 6 wilkins 375a reduced pressure zone began production in 2004 and is still currently in production. Wilkins section of the bavco backflow reference manual.
Backflow preventer cross reference guide crbp valve types ames watts conbraco febco hersey wilkins claval flomatic single dcv 4 10 ss07f 4 10 na 406, 406d 4 10 dc 2 3 310. Zurn wilkins provides the complete line of backflow prevention products for fire protection, irrigation, plumbing, retrofit, and waterworks projects. View and download zurn wilkins 375 installation, testing, maintenance instructions online. Relief valve diaphragm, piston oring, relief valve seat oring, relief valve body oring, relief valve disc rubber. The reduced pressure principle backflow preventer shall be a. Wilkins 375a shop backflow parts, preventer, watts. Zurn wilkins reduced pressure zone backflow preventer 4375a. Call 18883966202 today, our friendly and professional staff is standing by to help you find the right parts.
Pressure principle backflow prevention assembly shall be a wilkins model 375. Order zurn wilkins reduced pressure zone backflow preventer, 3 375a at. The innovative swap pressure vessel is removed and replaced with the flush fitting tool for faster flushing and testing. The main body and access cover shall be epoxy coated ductile iron astm a 536 grade 4. Wilkins backflow, parts, 375, 975, preventer, devices, valve. Discounted backflow parts including ball valves, gate valves, test kits, and brass fittings. Wilkins model 375 reduced pressure principle a zurns company backflow preventers 12 2 12 1 materials housing fasteners elastomers internals springs ball valves struts features reinforced nylon, fda approved stainless steel, 300 series silicone fdaapproved buna nitrile fdaapproved delrin, nylon, nsf listed stainless steel, 300 series. Were here for you during this unprecedented timecall or order online for the best treatment. Wilkins repair parts include 975 old style, 375 series, ast series etc. Listed below are consistent features for the zurn wilkins backflow preventer product line. The reduced pressure principle backflow preventer shall be asse listed 10.
Bimobject corporation, acknowledged by investors with a global red herring 100 award, and a public company on nasdaq omx. Reduced pressure principle backflow prevention assembly shall be a zurn wilkins model 375a. Indoor installation 375a with bg option outdoor installation 375a with fsc option. The zurn wilkins 375 reduced pressure principle backflow preventer provides high hazard protection for nonpotable applications. Epoxy coated ductile iron flanged 175 psi backflow preventer 6 375a at ferguson. Installing a backflow preventer can protect the water supply from this very serious type of situation. We are the worlds largest and fastest growing digital content management system for bim objects.
Replacement of worn or damaged parts must only be made with genuine zurn wilkins parts. Zurn wilkins 1 975xl2 reduced pressure backflow preventer. Wilkins 1 375 backflow preventer 75 rpz reduced pressure principle assembly. Copy button triggers the copy to clipboard function, so it copies all the rows that exist in the page to your os clipboard and you can later paste it in some other software. Wilkins 375 valves are light weight and have a very low head loss of pressure. Reduced pressure principle backflow preventer3375a. Backflow parts usa is a master parts distributor and we carry backflow parts and backflow devices for watts, febco, wilkins, ames, and conbraco.
Wilkins model 375 reduced pressure principle backflow preventers are for use on potable water lines where a health hazard could exist if a backflow situation were to occur. Wilkins 1 375 backflow preventer 75 rpz reduced pressure. Cross connection control and backflow prevention manual 2. The model 375 reduced pressure principle backflow preventer is now in service. By downloading and using any arcat cad content you agree to the following license agreement.
Backflow preventer cross reference guide crbp valve types ames watts conbraco febco hersey wilkins claval flomatic single dcv 4 10 ss07f 4 10 na 406, 406d 4 10 dc 2 3 310 na na. If spitting or intermittent discharges from the relief valve are noted, it could be a result of pressure fluctuation andor a water hammer condition in the system. Proper performance is dependent upon following these installation instructions and prevailing governmental and industry standards and codes. The grooved, epoxy coated ductile iron body is available with multiple shutoff valve options for installation versatility. Zurn industries llc backflow preventers cad details. This video covers the repair of wilkins 2 126 375ast350ast series backflow preventers. Zurn wilkins reduced pressure zone backflow preventer 3375a. The reduced pressure principle backflow prevention assembly shall be a wilkins model 375a. Please consider the environment before printing this manual.
Plumbing codes mandate that potable water supplies be protected against backflow at all crossconnections. In this video we cover the disassembly and reassembly of all internal components. Wilkins model 375475 series assemblies are for use on potable water lines where a health hazard exists in the event of a backflow situation. Brooks backflow preventers and accessories zurn wilkins. The reduced pressure principle backflow preventer shall be ansi 3rd party certified to comply with states lead plumbing law 0.
The grooved, epoxy coated ductile iron body is available with multiple shutoff. Replacement of worn or damaged parts must only be made with genuine zurn wilkins. Zurn wilkins backflow preventer repair kit, for use with zurn. Looking for zurn wilkins backflow preventer repair kit, for use with zurn no. This product guide includes information on watts complete line of backflow prevention. It is illegal to install products that are not lead free in accordance with us federal or other. Wilkins repair parts shop backflow parts, preventer, watts. The zurn wilkins 375 reduced pressure principle backflow the zurn wilkins 375 reduced pressure principle backflow preventer provides high hazard protection for all applications. The zurn industries llc cad details below are complete drawings that can easily be downloaded, customized for your residential or commercial project, and included in your cad library for future use. Zurn wilkins backflow preventer repair kit, for use with. Please feel free to contact us direct at 8004583492 for pricing on items not listed or backflow prevention. Do not use this item for any installation or repair of potable water applications.
Searching for wilkins 375 check valves and backflow preventers. Excerpt field testing backflow preventers, instructional video duration. Backflow preventer cross reference guide crfbp valve types febco ames watts conbraco hersey wilkins claval flomatic single detector check valve 406, 406d 4 10 dcv 4 10. Wilkins backflow preventer rpz, 4, model 375a, 4375a. Usc foundation for crossconnection control and hydraulic research 80,424 views. The reduced pressure principle backflow prevention assembly shall be a zurn wilkins model 375a.
Wilkins backflow preventer rpz, 3, model 375a, 3 375a. Backflow preventers the risks to drinking water quality from backflow contamination incidents pose a constant threatwhether theyre nuisance, nonhealth hazards, or serious public health events. Wilkins backflow preventer rpz, 6, model 375a, 6375a. The zurn wilkins 375a reduced pressure principle backflow the zurn wilkins 375a reduced pressure principle backflow preventer provides high hazard protection for all market segments. The wilkins 375 backflow preventer series are reduced pressure assemblies. Fittings ship in box with valve and must be threaded into. Epoxy coated ductile iron flanged 175 psi backflow preventer. Replacement of worn or damaged parts must only be made with genuine wilkins parts. Wilkins zurn 2 12 6 375ast350ast repair video youtube. Order zurn wilkins reduced pressure zone backflow preventer, 4 375a at. Ductile iron body construction drastically reduces the weight that is normally associated with gray iron bodies, and the patented compound check took head loss to lows not previously seen with a centerstem guided check. Rpz backflow preventer designed for installation on potable water lines to protect against both backsiphonage and backpressure of contaminated water into the potable.
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