{"product_id":"zurn-wilkins-34-720a-3-4ft-720a-pressure-vacuum-breaker-assembly","title":"Zurn Wilkins 34-720A 3\/4ft 720A Pressure Vacuum Breaker Assembly","description":"\u003cp\u003eIn this review the Zurn Wilkins 34-720A 3\/4' 720A Pressure Vacuum Breaker Assembly is evaluated for residential and commercial irrigation use; its single biggest selling point is consistent, reliable protection against backsiphonage combined with installation-friendly features. Installers and DIYers will appreciate that the serial number is visible in any installed orientation and the test cocks are on the center line, which reduces time and fuss during setup. The review focuses on real-world durability, ease of installation, and how the product performs under typical irrigation pressures and seasonal conditions.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisible serial number:\u003c\/strong\u003e The serial number is readable in any installed orientation, which reduces labor time during inspection and maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCenter-line test cocks:\u003c\/strong\u003e Test cocks located on the center line of the valve allow flexible installation positions and easier pressure testing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproved check valve and vacuum relief:\u003c\/strong\u003e Includes an approved check and vacuum relief to provide consistent backsiphonage protection for irrigation and non-potable services.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e Cast bronze main valve body and stainless steel fasteners give corrosion resistance and added strength for long-term outdoor use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide operating range:\u003c\/strong\u003e Rated for a maximum pressure of 150 psi and usable between 33F and 110F to cover most irrigation scenarios.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e Meets ASSE, IAPMO, and CSA listings and is approved by the Foundation for Cross-Connection Control and Hydraulic Research, supporting code compliance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe 720A is best for homeowners, landscapers, and commercial facility maintenance crews who need dependable backsiphonage protection on irrigation or other non-potable systems. It suits users who want a robust, code-compliant assembly with straightforward installation and serviceability features like center-line test cocks and visible serial identification.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include projects requiring freeze-proof devices for severe winter climates below the rated temperature range or systems needing integrated electronic control; for extreme cold or special integration needs, a different device designed specifically for those conditions would be preferable.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReliable backsiphonage protection with an approved check and vacuum relief for safety and code compliance.\u003c\/li\u003e\n\u003cli\u003eInstallation-friendly features such as center-line test cocks and an orientation-visible serial number reduce labor and simplify maintenance.\u003c\/li\u003e\n\u003cli\u003eSolid materials-cast bronze body and stainless fasteners-offer corrosion resistance and toughness for outdoor irrigation use.\u003c\/li\u003e\n\u003cli\u003eClear pressure and temperature ratings make system planning straightforward for typical irrigation demands.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome users report mixed long-term durability, so occasional failures have been noted; regular inspection is recommended.\u003c\/li\u003e\n\u003cli\u003eNot designed for severe freezing conditions below the stated temperature range without additional winterization measures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e34-720A 3\/4' 720A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection size\u003c\/td\u003e\n\u003ctd\u003e3\/4' inlet\/outlet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum pressure\u003c\/td\u003e\n\u003ctd\u003e150 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature range\u003c\/td\u003e\n\u003ctd\u003e33F to 110F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain valve body\u003c\/td\u003e\n\u003ctd\u003eCast Bronze ASTM B584\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFasteners\u003c\/td\u003e\n\u003ctd\u003e300 series Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandards\u003c\/td\u003e\n\u003ctd\u003eASSE Listed 1020, IAPMO Listed, CSA Certified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Zurn Wilkins 34-720A is a smart choice for irrigation and non-potable line protection where dependable backsiphonage prevention and easy servicing matter. Its robust materials, clear certifications, and installer-focused features deliver good value for both homeowners and professionals, provided the installation is winterized where needed and checked periodically for signs of wear.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this assembly suitable for residential irrigation?\u003c\/strong\u003e\u003cbr\u003eYes. It is designed for residential and commercial irrigation and provides approved backsiphonage protection when installed per code.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat temperatures can it handle?\u003c\/strong\u003e\u003cbr\u003eThe device is rated for use between 33F and 110F; measures are needed for environments that experience prolonged freezing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it require special maintenance?\u003c\/strong\u003e\u003cbr\u003eRegular visual inspection and pressure testing via the center-line test cocks are recommended; the visible serial number helps during service and record keeping.\u003c\/p\u003e","brand":"Zurn","offers":[{"title":"Default Title","offer_id":48683062558939,"sku":"B00KI0WORE","price":181.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81rgrJjzKpL._AC_SL1500.jpg?v=1778677128","url":"https:\/\/gearmusthave.com\/products\/zurn-wilkins-34-720a-3-4ft-720a-pressure-vacuum-breaker-assembly","provider":"GearMustHave","version":"1.0","type":"link"}