{"title":"Hot Tub Chlorine","description":"\u003cp\u003eChlorine sanitizer for hot tubs — fast-acting, easy to dose, and the most economical way to keep spa water clear. Use \u003ca href=\"\/products\/arctic-pure-boost-1-5kg\"\u003estabilized chlorine granules from $19.99\u003c\/a\u003e after each soak, or \u003ca href=\"\/products\/arctic-pure-spa-tabs-2kg\"\u003eslow-dissolve chlorine tablets from $19.99\u003c\/a\u003e in a floating dispenser for steady coverage between uses.\u003c\/p\u003e\u003cp\u003eEverything ships from our Ontario showrooms, with free Ontario shipping over $169. Test weekly with \u003ca href=\"\/products\/aquachek-yellow-chlorine\"\u003eAquaChek Yellow chlorine strips — $9.99\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eNot sure which sanitizer suits you? Read our guide: \u003ca href=\"\/pages\/bromine-vs-chlorine\"\u003eBromine vs chlorine for hot tubs\u003c\/a\u003e, or browse \u003ca href=\"\/collections\/hot-tub-bromine\"\u003ebromine sanitizers\u003c\/a\u003e instead.\u003c\/p\u003e","products":[{"product_id":"arctic-pure-boost-1-5kg","title":"Arctic Pure | Boost (Granular Chlorine)","description":"\u003cp\u003eArctic Pure Boost is stabilized chlorinating granules — the everyday workhorse sanitizer for hot tubs, and the most popular choice for keeping spa water safe.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow to use it:\u003c\/strong\u003e with at least one pump running, add one capful — that raises the test strip about one colour change. Keep free chlorine between 2 and 5 ppm (parts per million). Let the water circulate to mix the granules in, and stay out of the spa for at least 30 minutes after dosing.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy \"stabilized\" matters:\u003c\/strong\u003e the chlorine is bound to a stabilizer that slows its breakdown, so each dose works longer before burning off — less product used over a season.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDaily sanitizer vs. weekly shock:\u003c\/strong\u003e Boost handles the routine sanitizing; a weekly oxidizing shock with \u003ca href=\"\/products\/arctic-pure-refresh\"\u003eArctic Pure Refresh\u003c\/a\u003e clears out the built-up organics so your chlorine fights bacteria instead of old body oils.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQuick tips:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSalt-system owners: a small Boost dose after a heavy bather load helps the cell catch back up\u003c\/li\u003e\n\u003cli\u003eNever pre-mix with any other chemical — add each product separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable in 645 g and 1.5 kg sizes.\u003c\/p\u003e","brand":"Arctic Pure","offers":[{"title":"1.5Kg","offer_id":28528615504,"sku":"904105","price":39.99,"currency_code":"CAD","in_stock":true},{"title":"645g","offer_id":18130887311425,"sku":"904090","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1490\/9756\/files\/Arctic_Pure_Boost_645g.png?v=1760312927"},{"product_id":"arctic-pure-spa-tabs-2kg","title":"Arctic Pure | Spa Tabs (Chlorine Tablets)","description":"\u003cp\u003eArctic Pure Spa Tabs are 1-inch stabilized chlorine pucks that dissolve slowly in a floating dispenser, feeding your hot tub a steady supply of sanitizer between soaks. At 90% available chlorine, they're a dense, continuous-release alternative to daily granule dosing.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow to use them:\u003c\/strong\u003e load a floating dispenser and adjust its opening until your test strip holds the chlorine level recommended on the label. Tablets need water flow to dissolve — and they must stay in the floater. A tablet resting directly on the acrylic will bleach the shell.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy \"stabilized\" matters:\u003c\/strong\u003e the chlorine is protected against rapid breakdown, so each puck lasts longer and the level stays steadier than unstabilized product.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWater-balance note:\u003c\/strong\u003e stabilized chlorine tablets gradually pull pH and total alkalinity down. Test weekly and rebalance with \u003ca href=\"\/products\/arctic-pure-perfect-balance\"\u003ePerfect Balance\u003c\/a\u003e and \u003ca href=\"\/products\/arctic-pure-adjust-up-2kg\"\u003eAdjust Up\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTabs or granules?\u003c\/strong\u003e Tabs hold the baseline between uses; \u003ca href=\"\/products\/arctic-pure-boost-1-5kg\"\u003eBoost granules\u003c\/a\u003e are the fast top-up after a busy soak. Plenty of owners run both.\u003c\/p\u003e\u003cp\u003eAvailable in 800 g and 2 kg sizes.\u003c\/p\u003e","brand":"Arctic Pure","offers":[{"title":"2Kg","offer_id":28541105424,"sku":"904058","price":49.99,"currency_code":"CAD","in_stock":true},{"title":"800 g","offer_id":18130920702017,"sku":"904093","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1490\/9756\/files\/padded_8061d88848.jpg?v=1778640972"}],"url":"https:\/\/arcticspasontario.com\/collections\/hot-tub-chlorine.oembed","provider":"Arctic Spas Ontario","version":"1.0","type":"link"}