{"product_id":"pentairrainbow320shortfeedtube58odr172091penr172091","title":"Pentair Rainbow 320 Short Feed Tube 5\/8\" OD | R172091","description":"\u003cdiv\u003e\n  \u003ch2\u003ePentair Rainbow Short Feeder Tube (Black) for Model 320\/322 In-Line Chlorinators | R172091\u003c\/h2\u003e\n\n  \u003cp\u003e\n    The Pentair Rainbow R172091 is the short black feeder tube used on Pentair\/Rainbow in-line automatic chlorine\/bromine\n    feeders (Models 320 and 322). This tubing connects the chlorinator body to the plumbing tee\/fittings and is part of the\n    small feeder line assembly that carries water through the feeder for sanitizer pickup. Replace it if the original tube is\n    brittle, cracked, leaking, or no longer seals tightly at the fittings.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eKey Features\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOEM short feeder tube\u003c\/strong\u003e for Rainbow in-line chlorinators.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRestores leak-free tubing connection\u003c\/strong\u003e between the feeder body and plumbing tee\/fitting.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHelps maintain consistent chlorinator output\u003c\/strong\u003e by preventing small leaks and flow issues in the feeder line.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBlack tubing\u003c\/strong\u003e sized for the factory feeder tube assembly.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eCompatibility\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Pentair Rainbow in-line automatic feeders \u003cstrong\u003eModel 320\u003c\/strong\u003e and \u003cstrong\u003eModel 322\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUsed in:\u003c\/strong\u003e Chlorinator tubing run that connects the feeder body to the plumbing tee\/fittings (as shown on parts diagrams)\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eSpecifications\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Pentair \/ Rainbow\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e R172091\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Short feeder tube \/ chlorinator tubing\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOutside Diameter:\u003c\/strong\u003e 5\/8\" OD\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCommon Size Listing:\u003c\/strong\u003e 5\/8\" x 1\/2\" x 7-3\/8\"\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Sold individually\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eCommon Reasons to Replace\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eTubing is brittle, discolored, cracked, or leaking\u003c\/li\u003e\n    \u003cli\u003eSlow seepage at the tubing connection points or compression fittings\u003c\/li\u003e\n    \u003cli\u003eFeeder output becomes inconsistent due to restricted or compromised tubing\u003c\/li\u003e\n    \u003cli\u003eTubing will not seat\/seal correctly after feeder service\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eShut off the pump and relieve system pressure before servicing the feeder.\u003c\/li\u003e\n    \u003cli\u003eRemove the old tubing and inspect the fittings for cracks or stripped threads.\u003c\/li\u003e\n    \u003cli\u003eCut\/fit tubing cleanly and ensure it is fully seated before tightening nuts\/clamps.\u003c\/li\u003e\n    \u003cli\u003eAvoid over-tightening plastic compression fittings to prevent cracking.\u003c\/li\u003e\n    \u003cli\u003eAfter restart, inspect for leaks and confirm normal flow through the feeder line.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eRelated Products\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=R172091\"\u003eSearch Aqua Pool Supply for R172091\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=R172272\"\u003eRainbow 1\/2\" 90° Tube Fitting w\/ Nut (R172272)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=R172274\"\u003eRainbow Compression Nut Only (R172274)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=R172324\"\u003eRainbow Inline Check Valve, 1\/2\" Tube x Tube (R172324)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=R172009\"\u003eRainbow 320\/322 Lid O-Ring (R172009)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=Rainbow%20320%20parts\"\u003eRainbow Model 320 parts\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=Rainbow%20322%20parts\"\u003eRainbow Model 322 parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eMaintenance Tips\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eInspect feeder tubing at least once per season; replace any tubing that is stiff, brittle, or shows stress marks.\u003c\/li\u003e\n    \u003cli\u003eKeep water chemistry balanced—extreme pH and high calcium can accelerate scaling and shorten feeder component life.\u003c\/li\u003e\n    \u003cli\u003eAfter refilling\/servicing the feeder, re-check the tubing and fittings during the next few run cycles for slow seepage.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n","brand":"Pentair","offers":[{"title":"Default Title","offer_id":52589954924860,"sku":"R172091","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/3280\/9276\/files\/pentair-rainbow-320-short-feed-tube-58-od-r172091-chlorinator-parts-2088053.jpg?v=1770941191","url":"https:\/\/aquapoolsupply.com\/products\/pentairrainbow320shortfeedtube58odr172091penr172091","provider":"Aqua Pool Supply","version":"1.0","type":"link"}