{"product_id":"bunn-45961-0000-purity-c300-espresso-water-water-conditioner-assembly","title":"Bunn Purity C300 Espresso Water Water Conditioner Assembly - BU459610000","description":"\u003ch2\u003eBunn Purity C300 Espresso Water Water Conditioner Assembly - BU459610000\u003c\/h2\u003e\n\u003cp\u003eThe Bunn 45961.0000 Purity C300 is an espresso water conditioner assembly.\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eVariable Bypass Head\u003c\/li\u003e\n\u003cli\u003eSpecialized blend of resin targeted to reduce hardness and alkalinity\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for espresso applications\u003c\/li\u003e\n\u003cli\u003eC300 provides 1057gal (4001L) of hardness reduction @10GPG (grains per gallon)\u003c\/li\u003e\n\u003cli\u003e100% treatment of the water including the bypass to reduce taste and odor\u003c\/li\u003e\n\u003cli\u003eSystem maximum operating pressure is 125psi (862kPa) and operating temperature 100 degrees F (38C)\u003c\/li\u003e\n\u003cli\u003eIncludes water test kit\u003c\/li\u003e\n\u003cli\u003eC300 provides 1057gal (4001L) of hardness reduction @10GPG (grains per gallon)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cstyle type=\"text\/css\"\u003e\n.tg  {border-collapse:collapse;border-spacing:0;}\n.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\n  overflow:hidden;padding:10px 5px;word-break:normal;}\n.tg th{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\n  font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;}\n.tg .tg-1wig{font-weight:bold;text-align:left;vertical-align:top}\n.tg .tg-0lax{text-align:left;vertical-align:top}\n\u003c\/style\u003e\n\u003ctable class=\"tg\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"tg-1wig\"\u003eCapacity\u003c\/th\u003e\n\u003cth class=\"tg-0lax\"\u003e1057 Gal\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-1wig\"\u003eMax Operating Pressure\u003c\/td\u003e\n\u003ctd class=\"tg-0lax\"\u003e125 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eDesigned for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eespresso-grade water conditioning\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it essential for cafés, coffee shops, and specialty espresso machines that require stable water quality.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eProvides a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ehigh-capacity C300 filtration system (~1,057 gallons)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, ensuring long service life before cartridge replacement is needed.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eUses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003evariable bypass head system\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, allowing precise control of mineral reduction for balanced espresso extraction.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSpecifically engineered to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ereduce hardness, alkalinity, taste, and odor\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, protecting espresso equipment from scale buildup and corrosion.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eEnsures \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100% water treatment through the system (including bypass water)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for consistent and predictable water chemistry.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eIncludes a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ebuilt-in water test kit\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, helping operators verify water quality and optimize performance.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBuilt for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecommercial plumbing integration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, supporting continuous-flow espresso machine setups with stable pressure tolerance.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eImproves \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eespresso flavor consistency and extraction stability\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it a key component in specialty coffee environments.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What is the Bunn Purity C300 Espresso Water Conditioner Assembly (BU459610000)?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The Bunn Purity C300 is a commercial espresso water filtration and conditioning system designed to reduce water hardness, alkalinity, and impurities to improve espresso machine performance and beverage quality.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What is the main purpose of the C300 system?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It protects espresso equipment from scale buildup while improving taste consistency by treating 100% of incoming water, including bypass flow, to reduce hardness and unwanted flavors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What does the C300 filter do to water quality?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It uses a specialized resin blend to reduce hardness and alkalinity, helping prevent limescale damage and extending the lifespan of espresso machines.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What is the filtration capacity of this system?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The C300 provides approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1,057 gallons (4,001 liters)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e of hardness reduction at 10 grains per gallon, making it suitable for moderate commercial espresso usage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does it support variable bypass control?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. It includes a variable bypass head that allows controlled water blending for optimized mineral balance depending on beverage requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What are the key performance specifications?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It operates at up to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e125 PSI pressure\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, supports temperatures up to about \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100°F (38°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, and includes a test kit for water quality verification.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eQ: Where is the Bunn C300 typically used?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It is commonly installed in \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eespresso bars, cafés, restaurants, and specialty coffee setups\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e where consistent water quality is critical for espresso extraction and machine protection.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003eMaintenance Tips\u003cspan\u003e \u003c\/span\u003e\n\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace cartridge on schedule:\u003c\/strong\u003e The C300 is rated for ~1,057 gallons (at 10 GPG hardness); replace sooner in high-volume cafés or hard-water environments to prevent scale breakthrough. \u003cspan class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonitor hardness regularly:\u003c\/strong\u003e Use the included test kit to check inlet vs. outlet water hardness; rising hardness = cartridge nearing end of life. \u003cspan class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep bypass setting consistent:\u003c\/strong\u003e Do not randomly adjust the variable bypass head—set it once based on local water profile and maintain it for stable espresso extraction. \u003cspan class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlush after cartridge changes:\u003c\/strong\u003e Always flush several liters after installation\/replacement to remove carbon fines and stabilize flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInspect for pressure stability:\u003c\/strong\u003e Maintain operating pressure within spec (up to ~125 PSI max) to avoid channeling or reduced filtration efficiency. \u003cspan class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck for leaks at head seals:\u003c\/strong\u003e Inspect O-rings and quick-connect fittings during every cartridge change to prevent bypass or untreated water flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSanitize external components periodically:\u003c\/strong\u003e Wipe housing and fittings (no harsh chemicals) to prevent buildup and ensure hygienic operation in espresso environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevent stagnant water:\u003c\/strong\u003e If unused for extended periods, flush system to avoid taste drift or microbial stagnation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrack usage log:\u003c\/strong\u003e Record gallons processed or time-in-service to avoid overuse beyond rated capacity.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bunn","offers":[{"title":"Default Title","offer_id":45764193910975,"sku":"BU459610000","price":269.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/45961.0000.png?v=1782201132","url":"https:\/\/www.mybackyardzone.com\/products\/bunn-45961-0000-purity-c300-espresso-water-water-conditioner-assembly","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}