{"product_id":"htl15x20","title":"Water to Air Heat Exchanger 15x20 1\" Copper Ports","description":"\u003cp data-end=\"345\" data-start=\"0\"\u003eAB 15x20 water to air heat exchanger is designed for hydronic heating and cooling systems that require stable thermal transfer performance in a compact structure. Built with copper tubes and aluminum fins, this unit supports heat exchange between hot or chilled water and moving air in residential, commercial, and light industrial applications.\u003c\/p\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"505\" data-start=\"347\"\u003eThe heat exchanger can be integrated into systems using boilers, outdoor wood furnaces, solar-assisted heating systems, and other closed-loop hydronic setups.\u003c\/p\u003e\n\u003ch2 data-end=\"15\" data-start=\"0\" data-section-id=\"1ma7m6t\"\u003eKey Features\u003c\/h2\u003e\n\u003ch3 data-end=\"62\" data-start=\"17\" data-section-id=\"1jphgzq\"\u003eCopper Tube and Aluminum Fin Construction\u003c\/h3\u003e\n\u003cp data-end=\"315\" data-start=\"64\"\u003eThe heat exchanger is built with 3 rows of 3\/8\" seamless copper tubes and high-density aluminum fins. The combination of copper tubing and wavy aluminum fins increases contact surface area and supports efficient air-to-water heat transfer performance.\u003c\/p\u003e\n\u003ch3 data-end=\"340\" data-start=\"317\" data-section-id=\"a93rhx\"\u003eThermal Performance\u003c\/h3\u003e\n\u003cp data-end=\"654\" data-start=\"342\"\u003eThis model is rated at approximately 110,000 BTU under standard operating conditions. Depending on airflow, water temperature, and system setup, the unit may support higher heat transfer output in certain applications. The coil design includes 12 aluminum fins per inch to balance airflow and thermal efficiency.\u003c\/p\u003e\n\u003ch3 data-end=\"688\" data-start=\"656\" data-section-id=\"w1vt4w\"\u003eReinforced Structural Design\u003c\/h3\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"966\" data-start=\"690\"\u003eThe unit features a steel shell structure with brazed contact points and reinforced edges for improved structural stability under varying pressure and temperature conditions. An epoxy coating on the aluminum fins helps improve surface durability and long-term wear resistance.\u003c\/p\u003e\n\u003cp data-start=\"380\" data-end=\"585\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e\u003cspan style=\"font-size: medium;\"\u003e\u003cstrong\u003e\u003cspan size=\"3\"\u003eProduct Information\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable\u003e\u003c\/table\u003e\n\u003ctable style=\"width: 578px;\" border=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 68px;\" align=\"center\"\u003e\u003cb\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eModel\u003c\/span\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70px;\" align=\"center\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eHTL15x20\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69px;\" align=\"center\"\u003e\u003cb\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eFitting Size\u003c\/span\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 81px;\" align=\"center\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e1\" copper sweat\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78px;\" align=\"center\"\u003e\u003cb\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eDesign Pressure\u003c\/span\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 74px;\" align=\"center\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e175psi\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e  \u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 68px;\" align=\"center\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eCapacity*\u003c\/span\u003e\u003c\/strong\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 70px;\" align=\"center\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e110,000 Btu\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69px;\" align=\"center\"\u003e\u003cb\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eRating \u003c\/span\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 81px;\" align=\"center\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e175psi @ 350F\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78px;\" align=\"center\"\u003e\u003cb\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e\u003cbr\u003eTest Pressure\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 74px;\" align=\"center\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e263psi\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 68px;\" align=\"center\"\u003e\n\u003cspan style=\"font-size: small;\" size=\"2\"\u003e\u003cb\u003eCoils\u003c\/b\u003e\u003c\/span\u003e\u003cspan style=\"font-family: Arial;\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cb\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 70px;\" align=\"center\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e3 rows of 3\/8\", copper\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69px;\" align=\"center\"\u003e\u003cb\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e\u003cbr\u003eFins\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 81px;\" align=\"center\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e12 per inch, aluminum\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78px;\" align=\"center\"\u003e\u003cb\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eMaterials\u003c\/span\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 74px;\" align=\"center\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eSteel, Copper, Aluminum\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 68px;\" align=\"center\"\u003e\u003cb\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eMin. Operating \u003cbr\u003eTemp.\u003c\/span\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70px;\" align=\"center\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e32F\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69px;\" align=\"center\"\u003e\u003cb\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eMax. Operating \u003cbr\u003eTemp.\u003c\/span\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 81px;\" align=\"center\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e350F\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 78px;\" align=\"center\"\u003e\u003cb\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eDimensions\u003c\/span\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 74px;\" align=\"center\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eFinned Area15\" x 20\" x 3.5\"\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e*Capacity is based on 180F boiler output\u003c\/span\u003e\u003cspan style=\"font-size: medium;\"\u003e\u003cspan size=\"3\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1775\/3277\/files\/WATER_TO_AIR_quick_sizing_table.pdf?v=1603246528\" title=\"water-to-air-heat-exchanger-size\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #ff8000;\"\u003eWater to Air Heat Exchanger Size Choosing Guide.pdf\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"1854\" data-start=\"1830\" data-section-id=\"dg00ve\"\u003eInstallation Options\u003c\/h3\u003e\n\u003cp data-end=\"1997\" data-start=\"1856\"\u003eThe unit is designed to support multiple installation methods depending on system requirements. The 1\" copper ports can be connected through:\u003c\/p\u003e\n\u003cul data-end=\"2130\" data-start=\"1999\"\u003e\n\u003cli data-end=\"2039\" data-start=\"1999\" data-section-id=\"11ldldf\"\u003eDirect pipeline connection with clamps\u003c\/li\u003e\n\u003cli data-end=\"2077\" data-start=\"2040\" data-section-id=\"s4v9c8\"\u003eBrazed or welded piping connections\u003c\/li\u003e\n\u003cli data-end=\"2096\" data-start=\"2078\" data-section-id=\"14c9egz\"\u003eAdapter fittings\u003c\/li\u003e\n\u003cli data-end=\"2130\" data-start=\"2097\" data-section-id=\"c1scij\"\u003eRiveted mounting configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2236\" data-start=\"2132\"\u003eThis flexibility allows integration into both new installations and retrofit heating or cooling systems.\u003c\/p\u003e\n\u003ch2 data-end=\"2266\" data-start=\"2243\" data-section-id=\"164os46\"\u003eTypical Applications\u003c\/h2\u003e\n\u003cp data-end=\"2382\" data-start=\"2268\"\u003eThis water to air heat exchanger can be used in a variety of hydronic heating and cooling environments, including:\u003c\/p\u003e\n\u003cul data-end=\"2606\" data-start=\"2384\"\u003e\n\u003cli data-end=\"2414\" data-start=\"2384\" data-section-id=\"mi2b19\"\u003eOutdoor wood furnace systems\u003c\/li\u003e\n\u003cli data-end=\"2455\" data-start=\"2415\" data-section-id=\"4opvru\"\u003eResidential forced-air heating systems\u003c\/li\u003e\n\u003cli data-end=\"2481\" data-start=\"2456\" data-section-id=\"a5i20u\"\u003eCommercial HVAC systems\u003c\/li\u003e\n\u003cli data-end=\"2516\" data-start=\"2482\" data-section-id=\"1ai8hdk\"\u003eAir conditioning support systems\u003c\/li\u003e\n\u003cli data-end=\"2546\" data-start=\"2517\" data-section-id=\"1x60rat\"\u003eHybrid heating applications\u003c\/li\u003e\n\u003cli data-end=\"2579\" data-start=\"2547\" data-section-id=\"1qrffh1\"\u003eSolar-assisted thermal systems\u003c\/li\u003e\n\u003cli data-end=\"2606\" data-start=\"2580\" data-section-id=\"18vgxtg\"\u003eInverter cooling systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2713\" data-start=\"2608\"\u003eIts compact form factor also helps reduce installation space requirements in ducted air handling systems.\u003c\/p\u003e\n\u003ch2 data-end=\"3177\" data-start=\"3154\" data-section-id=\"gfnq26\"\u003eSystem Compatibility\u003c\/h2\u003e\n\u003cp data-end=\"3296\" data-start=\"3179\"\u003eThe heat exchanger is suitable for closed-loop hot water or chilled water circulation systems and can be paired with:\u003c\/p\u003e\n\u003cul data-end=\"3408\" data-start=\"3298\"\u003e\n\u003cli data-end=\"3307\" data-start=\"3298\" data-section-id=\"ov7pac\"\u003eBoilers\u003c\/li\u003e\n\u003cli data-end=\"3330\" data-start=\"3308\" data-section-id=\"osbgq7\"\u003eOutdoor wood boilers\u003c\/li\u003e\n\u003cli data-end=\"3343\" data-start=\"3331\" data-section-id=\"jf9mxn\"\u003eHeat pumps\u003c\/li\u003e\n\u003cli data-end=\"3367\" data-start=\"3344\" data-section-id=\"1t93kly\"\u003eSolar thermal systems\u003c\/li\u003e\n\u003cli data-end=\"3391\" data-start=\"3368\" data-section-id=\"wz6xqt\"\u003eHydronic air handlers\u003c\/li\u003e\n\u003cli data-end=\"3408\" data-start=\"3392\" data-section-id=\"cgz6fx\"\u003eFan coil units\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"3552\" data-start=\"3410\"\u003eProper sizing should be based on airflow volume, inlet water temperature, and target heating or cooling requirements within the system design.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003e\u003cspan style=\"font-size: medium;\" size=\"3\"\u003e\u003cb\u003eFAQ and Support\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eTips for mounting Air to Water Heat Exchanger:\u003cbr\u003eIf your air system has an overheat sensor, be sure to install the Air to Water Heat Exchanger far enough away from it so that the heat from the exchanger won't interfere with the sensor's readings.\u003cbr\u003e\u003cspan style=\"font-family: Arial; font-size: large;\" size=\"4\"\u003e\u003cspan style=\"font-size: small;\" size=\"2\"\u003eWe have worked with heating systems for over 10 years and are happy to help you with any questions or concerns that you may have. You can email us at \u003cstrong\u003esupport@alfaheating.com\u003c\/strong\u003e or call us at \u003cstrong\u003e833-328-6888\u003c\/strong\u003e for help with your heating projects.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"AB","offers":[{"title":"Default Title","offer_id":46827841323179,"sku":"HTL15X20","price":163.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1775\/3277\/products\/air_to_water_heat_exchanger_12x12_b786b1be-4914-430f-87e6-06b81aa5cf4a.jpg?v=1601110720","url":"https:\/\/alfaheating.com\/products\/htl15x20","provider":"Alfa Heating Supply","version":"1.0","type":"link"}