{"product_id":"hayward-3-x-7-31-68-gpd-santoprene-feed-tube-cax-3512","title":"Hayward 3\" x 7\" 31.68 GPD Santoprene Feed Tube, CAX-3512","description":"\u003cp\u003eHayward CAX-3512 is the Santoprene feed tube for the Hayward liquid chlorine feeder system. It measures 3 inches by 7 inches and is rated at 31.68 gallons per day.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy the tube is the part that fails\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA peristaltic feeder works by squeezing a flexible tube. That is a good arrangement, because the chemical never touches the pump mechanism, but it means the tube absorbs all the wear. Over time the walls thin, the tube loses its spring and the output drops off even though the pump sounds exactly the same.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eRate follows the tube\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe feed rate is a function of tube size and material, not the pump alone. CAX-3512 is the 31.68 GPD tube, so ordering by part number keeps the system dosing at the rate it was commissioned for.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKeep a spare\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA tube in the cabinet turns a failed feeder into a short swap instead of a day of hand dosing.\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":48627218219220,"sku":"HAY-451-2047","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_90120b69-6065-4724-9c1e-e5119f4012f1.jpg?v=1788720154","url":"https:\/\/www.activepoolsupply.com\/products\/hayward-3-x-7-31-68-gpd-santoprene-feed-tube-cax-3512","provider":"Active Pool Supply","version":"1.0","type":"link"}