{"product_id":"pentair-control-valve-for-rainbow-automatic-feeder-320-1-2-oem-r172086z-direct-fit-leak-free-metering","title":"Pentair control valve for Rainbow Automatic Feeder 320, 1\/2\" OEM R172086Z — direct-fit, leak-free metering","description":"\u003cp\u003e\u003cstrong\u003ePentair's 1\/2-inch control valve R172086Z is the direct replacement part for the Rainbow Automatic Feeder 320, restoring precise chemical feed control to your pool or spa system.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Rainbow 320 feeder is leaking, not metering properly, or simply worn from years of service, replacing the control valve with this genuine Pentair part is a straightforward way to return the unit to reliable operation. This OEM 1\/2-inch valve is designed to fit the Rainbow Automatic Chlorine\/Bromine Feeder 320 housing and match original flow characteristics so you avoid compatibility headaches and unpredictable feed rates.\u003c\/p\u003e\n\n\u003ch3\u003eHow will replacing the control valve restore feeder performance?\u003c\/h3\u003e\n\u003cp\u003eInstalling a new control valve eliminates common mechanical faults—worn seals, warped components, or flow obstructions—that reduce metering accuracy. A fresh valve re-establishes the correct flow path and seating surfaces, allowing the feeder to dose chemicals consistently with the original equipment behavior.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRestores original flow and metering precision for the Rainbow 320\u003c\/li\u003e\n  \u003cli\u003eReplaces degraded seals and moving parts that cause leaks\u003c\/li\u003e\n  \u003cli\u003eMatches factory specifications to avoid pressure or compatibility issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the installation considerations and tools needed?\u003c\/h3\u003e\n\u003cp\u003eReplacement is typically a quick repair if you have basic plumbing skills and tools. Turn off circulation, depressurize the feeder, and follow the unit's service guidance to remove the old valve and seat the new R172086Z in place.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eShut down and depressurize the feeder before starting\u003c\/li\u003e\n  \u003cli\u003eCommon tools: adjustable wrench, screwdrivers, plumber's grease for seals\u003c\/li\u003e\n  \u003cli\u003eInspect O-rings and tank fittings; replace any damaged gaskets\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this valve work with my existing plumbing and feeder model?\u003c\/h3\u003e\n\u003cp\u003eThis control valve is sized as a 1\/2-inch OEM replacement for the Rainbow Automatic Chlorine\/Bromine Feeder 320. It was manufactured to the same dimensions and flow specs as the original Pentair part, so it installs into the standard Rainbow 320 valve port without custom adapters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with Rainbow Automatic Feeder model 320\u003c\/li\u003e\n  \u003cli\u003eSized for standard 1\/2-inch feeder inlet\/outlet connections\u003c\/li\u003e\n  \u003cli\u003eOEM part number R172086Z confirms exact-fit replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I maintain the new control valve for long life?\u003c\/h3\u003e\n\u003cp\u003eSimple periodic maintenance keeps the valve working well: rinse or inspect for debris, lubricate seals with compatible grease, and check for chemical degradation in harsh environments. Replace O-rings if you notice stiffness or cracks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRinse valve internals during seasonal service checks\u003c\/li\u003e\n  \u003cli\u003eUse non-reactive lubricant on O-rings to prevent drying\u003c\/li\u003e\n  \u003cli\u003eReplace seals when visual wear or leakage appears\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Pool and spa owners, service technicians, and facility managers who need a reliable OEM replacement for a malfunctioning Rainbow Automatic Feeder 320 will benefit from this Pentair 1\/2-inch control valve. Choose this part when you want a direct-fit, factory-specified solution (R172086Z) to bring metering accuracy and leak-free operation back to your feeder without modifying plumbing or system settings.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this valve compatible with Rainbow Feeder 320?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, this 1\/2-inch control valve is the OEM replacement for the Rainbow Automatic Feeder 320 (part R172086Z).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need special tools to install it?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No special tools are required—basic plumbing tools and depressurizing the feeder are typically sufficient.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":56819562479956,"sku":"B0082NMKH8","price":68.24,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/pentair-control-valve-front-view_8fbb6535-9112-40a9-9fc7-f6bb9a36221f.jpg?v=1786963177","url":"https:\/\/gardenluxe.co.uk\/products\/pentair-control-valve-for-rainbow-automatic-feeder-320-1-2-oem-r172086z-direct-fit-leak-free-metering","provider":"Gardenluxe Uk","version":"1.0","type":"link"}