{"product_id":"astral-hx-120-gas-heater-natural-gas","title":"Astral HX 120 Gas Heater – Natural Gas","description":"\u003ch2\u003eAstralPool HX Series – Pool \u0026amp; Spa Gas Heater\u003c\/h2\u003e\n\u003ch3\u003eExtend Your Swimming Season – Affordably\u003c\/h3\u003e\n\u003cp\u003eGone are the days when pools were used only during the summer months and spas were seen as a costly luxury. With today’s energy-efficient gas heating technology, pools and spas can be enjoyed year-round — affordably and conveniently.\u003c\/p\u003e\n\u003cp\u003eThe AstralPool HX Series Gas Heater delivers fast, efficient, and cost-effective heating, turning your pool or spa into a relaxing retreat, even at short notice. Whether it's for family relaxation or entertaining guests, the HX Series provides the perfect heating solution.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003ePossible Heating Times to Raise Water by 20°C\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1000 L ≈ 65 minutes\u003c\/li\u003e\n\u003cli\u003e1500 L ≈ 78 minutes\u003c\/li\u003e\n\u003cli\u003e2000 L ≈ 95 minutes\u003c\/li\u003e\n\u003cli\u003e2500 L ≈ 110 minutes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eActual times depend on ambient temperature, wind, plumbing layout, heat loss, water condition, and other site factors.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHX120 \/ HX 120\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNatural Gas\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Output:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e~24 kW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGas Input:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e~110 MJ\/h\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGas Use:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e≈ 2.6–3 m³ Natural Gas \/ h\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficiency:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUp to 83%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Rate:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e150–300 L\/min\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBypass:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRequired above 300 L\/min\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e820 mm H × 390 mm W × 515 mm D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e~33 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGas Connection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e20 mm (½\") BSP\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMaintenance \u0026amp; Care\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMany HX heaters last for decades when properly maintained\u003c\/li\u003e\n\u003cli\u003eMaintain pH between 7.2 and 7.6\u003c\/li\u003e\n\u003cli\u003eAvoid poor water chemistry, including low pH and excessive sanitiser levels\u003c\/li\u003e\n\u003cli\u003eAvoid bromine tablets - these can lower pH and corrode copper heat exchanger\u003c\/li\u003e\n\u003cli\u003eEnsure correct water flow and adequate ventilation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eOutstanding Efficiency\u003c\/h3\u003e\n\u003cp\u003eThe HX Series achieves up to 83% thermal efficiency, helping you enjoy your pool or spa more often without worrying about rising energy costs.\u003c\/p\u003e\n\u003ch4\u003eCopper-Nickel Heat Exchanger\u003c\/h4\u003e\n\u003cp\u003eAt the heart of the HX Series is the copper-nickel finned tube heat exchanger, built to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHandle high flow rates\u003c\/li\u003e\n\u003cli\u003eImprove thermal transfer\u003c\/li\u003e\n\u003cli\u003eResist scale formation\u003c\/li\u003e\n\u003cli\u003eReduce maintenance needs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis results in superior performance and durability, even in demanding conditions.\u003c\/p\u003e\n\u003ch3\u003eAdvanced Electronic Controls\u003c\/h3\u003e\n\u003cp\u003eFeaturing the Genus Touch Control Thermostat, the HX Series offers smart features for seamless operation:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eActual \u0026amp; Desired Temperature Display\u003c\/li\u003e\n\u003cli\u003eOptional Remote Control (poolside or in-home)\u003c\/li\u003e\n\u003cli\u003eSelf-Diagnostic Monitoring \u0026amp; Display\u003c\/li\u003e\n\u003cli\u003eElectronic Ignition (no continuous pilot light)\u003c\/li\u003e\n\u003cli\u003eSafety Lock-out Function\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eBuilt for Harsh Conditions\u003c\/h3\u003e\n\u003cp\u003eProudly Australian-made, the HX Series is housed in a marine-grade, powder-coated steel cabinet, designed to withstand tough outdoor environments and deliver long-lasting performance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eWarranty \u0026amp; Support\u003c\/h3\u003e\n\u003cp\u003eAll HX Series heaters are backed by a comprehensive warranty.\u003cbr\u003eRegister your product and learn more:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAustralia:\u003cspan\u003e \u003c\/span\u003e\u003ca data-start=\"2453\" data-end=\"2524\" rel=\"noopener\" class=\"decorated-link cursor-pointer\"\u003ewww.astralpool.com.au\/warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width) ecwid-description-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eDimensions (A x B x C)\u003c\/th\u003e\n\u003cth\u003eVolume\u003c\/th\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003cth\u003eGas Connection (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eHX70\u003c\/td\u003e\n\u003ctd\u003e720mm x 320mm x 415mm\u003c\/td\u003e\n\u003ctd\u003e0.074m³\u003c\/td\u003e\n\u003ctd\u003e21.0kg\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHX120\u003c\/td\u003e\n\u003ctd\u003e820mm x 390mm x 515mm\u003c\/td\u003e\n\u003ctd\u003e0.162m³\u003c\/td\u003e\n\u003ctd\u003e25.0kg\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cp\u003e* Heating time estimates depend on ambient conditions, pool\/spa size, and initial water temperature.\u003c\/p\u003e","brand":"ASTRAL","offers":[{"title":"Default Title","offer_id":46058143285282,"sku":null,"price":3450.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/7154\/4098\/files\/hx-heaters.jpg?v=1784613214","url":"https:\/\/zephyrpoolsupplies.com.au\/products\/astral-hx-120-gas-heater-natural-gas","provider":"Zephyr Pool Supplies","version":"1.0","type":"link"}