{"product_id":"reznor-udx-225000-btu-propane-unit-heater","title":"Reznor UDX 225,000 BTU Propane Unit Heater - NUDX225,N1036540R","description":"\u003ch2\u003eReznor UDX 225,000 BTU Propane Unit Heater - NUDX225,N1036540R\u003c\/h2\u003e\n\u003cp\u003eReznor model UDX gas-fired unit heaters are great for space heating applications. These units are power vented to eliminate heat losses up the flue pipe. Each heater features a two-tone black and white powder coated, scratch-resistant paint scheme and has clean rounded corners and edges with no visible screws or fasteners. For air circulation, the UDX series utilize an axial propellor fan.\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e83% AFUE Efficiency\u003c\/li\u003e\n\u003cli\u003eTCORE2 titanium stabilized aluminized steel heat exchanger\u003c\/li\u003e\n\u003cli\u003eMulti-try, direct spark ignition with time lockout\u003c\/li\u003e\n\u003cli\u003eVibration\/noise isolated fan and venter motors designed for low noise operation\u003c\/li\u003e\n\u003cli\u003eExternal status indicating LED that blinks if there is a problem that needs service\u003c\/li\u003e\n\u003cli\u003e7-segment display board that shows fault code for quick and easy troubleshooting\u003c\/li\u003e\n\u003cli\u003eOptional integrated downturn nozzle and integrated vertical louvers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"1imsc2v\" data-start=\"27\" data-end=\"309\"\u003e\n\u003cstrong data-start=\"29\" data-end=\"70\"\u003eStrong, versatile heating performance\u003c\/strong\u003e\u003cbr data-start=\"70\" data-end=\"73\"\u003eWith \u003cstrong data-start=\"80\" data-end=\"101\"\u003e225,000 BTU input\u003c\/strong\u003e, this unit hits the \u003cstrong data-start=\"122\" data-end=\"174\" data-is-only-node=\"\"\u003esweet spot for medium-to-large commercial spaces\u003c\/strong\u003e—powerful enough for warehouses and workshops without the excess of oversized industrial units. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1p51ci8\" data-start=\"311\" data-end=\"590\"\u003e\n\u003cstrong data-start=\"313\" data-end=\"362\"\u003ePropane flexibility for off-grid or rural use\u003c\/strong\u003e\u003cbr data-start=\"362\" data-end=\"365\"\u003eDesigned for \u003cstrong data-start=\"380\" data-end=\"403\"\u003eliquid propane (LP)\u003c\/strong\u003e operation (via included conversion kit), it’s ideal where natural gas isn’t available—offering \u003cstrong data-start=\"499\" data-end=\"549\" data-is-only-node=\"\"\u003einstallation flexibility across more locations\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"dszswq\" data-start=\"592\" data-end=\"826\"\u003e\n\u003cstrong data-start=\"594\" data-end=\"637\"\u003eReliable efficiency for daily operation\u003c\/strong\u003e\u003cbr data-start=\"637\" data-end=\"640\"\u003eOperating at around \u003cstrong data-start=\"662\" data-end=\"677\"\u003e82–83% AFUE\u003c\/strong\u003e, it delivers \u003cstrong data-start=\"691\" data-end=\"743\" data-is-only-node=\"\"\u003econsistent heat with reasonable fuel consumption\u003c\/strong\u003e, making it a practical long-term solution. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ph2bag\" data-start=\"828\" data-end=\"1059\"\u003e\n\u003cstrong data-start=\"830\" data-end=\"863\"\u003eDurable heat exchanger design\u003c\/strong\u003e\u003cbr data-start=\"863\" data-end=\"866\"\u003eThe \u003cstrong data-start=\"872\" data-end=\"935\"\u003eTCORE2 titanium-stabilized aluminized steel heat exchanger\u003c\/strong\u003e ensures \u003cstrong data-start=\"944\" data-end=\"991\" data-is-only-node=\"\"\u003elong service life in demanding environments\u003c\/strong\u003e, reducing replacement risk. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"4lnhm5\" data-start=\"1061\" data-end=\"1265\"\u003e\n\u003cstrong data-start=\"1063\" data-end=\"1094\"\u003eBalanced airflow \u0026amp; coverage\u003c\/strong\u003e\u003cbr data-start=\"1094\" data-end=\"1097\"\u003eProducing roughly \u003cstrong data-start=\"1117\" data-end=\"1160\"\u003e~2,200+ CFM with up to ~90 ft air throw\u003c\/strong\u003e, it provides \u003cstrong data-start=\"1174\" data-end=\"1224\" data-is-only-node=\"\"\u003eeven heat distribution across wide floor areas\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17nzdlf\" data-start=\"1267\" data-end=\"1477\"\u003e\n\u003cstrong data-start=\"1269\" data-end=\"1308\"\u003eQuiet, workspace-friendly operation\u003c\/strong\u003e\u003cbr data-start=\"1308\" data-end=\"1311\"\u003eBuilt with \u003cstrong data-start=\"1324\" data-end=\"1353\"\u003evibration-isolated motors\u003c\/strong\u003e, it keeps noise levels around \u003cstrong data-start=\"1384\" data-end=\"1394\" data-is-only-node=\"\"\u003e~52 dB\u003c\/strong\u003e, which is low for a unit of this capacity. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1cogv55\" data-start=\"1479\" data-end=\"1694\"\u003e\n\u003cstrong data-start=\"1481\" data-end=\"1516\"\u003eSmart controls \u0026amp; easy servicing\u003c\/strong\u003e\u003cbr data-start=\"1516\" data-end=\"1519\"\u003eFeatures like a \u003cstrong data-start=\"1537\" data-end=\"1578\"\u003e7-segment display and LED diagnostics\u003c\/strong\u003e make troubleshooting faster, helping reduce downtime and maintenance costs. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1xrgb1q\" data-start=\"1696\" data-end=\"1928\"\u003e\n\u003cstrong data-start=\"1698\" data-end=\"1741\"\u003eInstaller-friendly, power-vented design\u003c\/strong\u003e\u003cbr data-start=\"1741\" data-end=\"1744\"\u003ePower venting minimizes heat loss and allows \u003cstrong data-start=\"1791\" data-end=\"1819\"\u003eflexible venting options\u003c\/strong\u003e, while external gas connections simplify installation and servicing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e\n\u003cbr\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"99\" data-end=\"355\"\u003e\u003cstrong data-start=\"99\" data-end=\"165\"\u003eQ1: What size space can the Reznor UDX225 propane heater heat?\u003c\/strong\u003e\u003cbr data-start=\"165\" data-end=\"168\"\u003eA: With \u003cstrong data-start=\"176\" data-end=\"197\"\u003e225,000 BTU input\u003c\/strong\u003e, it’s ideal for \u003cstrong data-start=\"214\" data-end=\"277\"\u003elarge garages, warehouses, workshops, and commercial spaces\u003c\/strong\u003e needing powerful, consistent heating. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"357\" data-end=\"546\"\u003e\u003cstrong data-start=\"357\" data-end=\"400\"\u003eQ2: How efficient is the Reznor UDX225?\u003c\/strong\u003e\u003cbr data-start=\"400\" data-end=\"403\"\u003eA: It delivers up to \u003cstrong data-start=\"424\" data-end=\"450\"\u003e82–83% AFUE efficiency\u003c\/strong\u003e, ensuring strong heat output with reduced energy waste. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"548\" data-end=\"763\"\u003e\u003cstrong data-start=\"548\" data-end=\"591\"\u003eQ3: What fuel type does this model use?\u003c\/strong\u003e\u003cbr data-start=\"591\" data-end=\"594\"\u003eA: This unit operates on \u003cstrong data-start=\"619\" data-end=\"642\"\u003eliquid propane (LP)\u003c\/strong\u003e and includes a \u003cstrong data-start=\"658\" data-end=\"705\"\u003efactory-approved conversion kit (N1036540R)\u003c\/strong\u003e for proper setup. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"765\" data-end=\"996\"\u003e\u003cstrong data-start=\"765\" data-end=\"824\"\u003eQ4: Is the UDX225 suitable for commercial applications?\u003c\/strong\u003e\u003cbr data-start=\"824\" data-end=\"827\"\u003eA: Yes, it’s designed for \u003cstrong data-start=\"853\" data-end=\"890\"\u003ecommercial and industrial heating\u003c\/strong\u003e, including shops, distribution centers, and large enclosed areas. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"998\" data-end=\"1228\"\u003e\u003cstrong data-start=\"998\" data-end=\"1043\"\u003eQ5: What makes the Reznor UDX225 durable?\u003c\/strong\u003e\u003cbr data-start=\"1043\" data-end=\"1046\"\u003eA: It features a \u003cstrong data-start=\"1063\" data-end=\"1126\"\u003eTCORE2 titanium-stabilized aluminized steel heat exchanger\u003c\/strong\u003e, built for \u003cstrong data-start=\"1138\" data-end=\"1187\"\u003elong-term durability and corrosion resistance\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1230\" data-end=\"1458\"\u003e\u003cstrong data-start=\"1230\" data-end=\"1285\"\u003eQ6: How effective is airflow and heat distribution?\u003c\/strong\u003e\u003cbr data-start=\"1285\" data-end=\"1288\"\u003eA: The unit provides up to \u003cstrong data-start=\"1315\" data-end=\"1368\"\u003e~2,200+ CFM airflow with an air throw of ~90 feet\u003c\/strong\u003e, ensuring even heat coverage across large spaces. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1460\" data-end=\"1653\"\u003e\u003cstrong data-start=\"1460\" data-end=\"1498\"\u003eQ7: Does the unit operate quietly?\u003c\/strong\u003e\u003cbr data-start=\"1498\" data-end=\"1501\"\u003eA: Yes, it includes a \u003cstrong data-start=\"1523\" data-end=\"1577\"\u003elow-noise axial fan with vibration-isolated motors\u003c\/strong\u003e, reducing operational sound levels. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1655\" data-end=\"1881\"\u003e\u003cstrong data-start=\"1655\" data-end=\"1700\"\u003eQ8: Is installation and maintenance easy?\u003c\/strong\u003e\u003cbr data-start=\"1700\" data-end=\"1703\"\u003eA: The heater features \u003cstrong data-start=\"1726\" data-end=\"1800\"\u003eexternal gas connections, LED diagnostics, and a digital control board\u003c\/strong\u003e, simplifying installation and servicing. \u003cspan class=\"\" data-state=\"delayed-open\" aria-describedby=\"radix-_r_59_\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003e\n\u003cbr\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"1r91bhp\" data-start=\"91\" data-end=\"288\"\u003e\n\u003cstrong data-start=\"93\" data-end=\"128\"\u003eClean fan \u0026amp; airflow components:\u003c\/strong\u003e Remove dust from the axial propeller fan and louvers to maintain strong airflow (~2242 CFM) and even heat distribution. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"6awg2j\" data-start=\"289\" data-end=\"488\"\u003e\n\u003cstrong data-start=\"291\" data-end=\"327\"\u003eInspect heat exchanger annually:\u003c\/strong\u003e Check the TCORE2® aluminized steel exchanger for cracks or corrosion to ensure safe combustion and long-term durability. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9zumyr\" data-start=\"489\" data-end=\"677\"\u003e\n\u003cstrong data-start=\"491\" data-end=\"527\"\u003eCheck ignition \u0026amp; propane system:\u003c\/strong\u003e Test the direct spark ignition and verify propane pressure\/connections to avoid misfires and efficiency loss. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ksdbr0\" data-start=\"678\" data-end=\"860\"\u003e\n\u003cstrong data-start=\"680\" data-end=\"710\"\u003eKeep venting system clear:\u003c\/strong\u003e Ensure the power vent and 5\" flue outlet are unobstructed to prevent exhaust buildup and maintain efficiency. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1dmwgtz\" data-start=\"861\" data-end=\"1046\"\u003e\n\u003cstrong data-start=\"863\" data-end=\"897\"\u003eMonitor electrical components:\u003c\/strong\u003e Inspect wiring, LED diagnostics, and control board; tighten loose connections to prevent operational faults. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"6ai7ls\" data-start=\"1047\" data-end=\"1218\"\u003e\n\u003cstrong data-start=\"1049\" data-end=\"1085\"\u003eInspect fan \u0026amp; motor performance:\u003c\/strong\u003e Ensure vibration-isolated motors run smoothly and quietly (≈52 dB) to reduce wear and noise. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"2vri1c\" data-start=\"1219\" data-end=\"1415\"\u003e\n\u003cstrong data-start=\"1221\" data-end=\"1273\"\u003eCheck gas conversion components (if applicable):\u003c\/strong\u003e Ensure LP conversion kit (N1036540R) is properly installed and calibrated for safe propane operation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Reznor","offers":[{"title":"Default Title","offer_id":43530466492490,"sku":"NUDX225,N1036540R","price":2117.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/2387\/2074\/files\/udx-1_10_074272fd-1989-408a-a9df-7c890138cc99.jpg?v=1776777773","url":"https:\/\/wen0d6-q0.myshopify.com\/products\/reznor-udx-225000-btu-propane-unit-heater","provider":"Power Gear for Every Journey","version":"1.0","type":"link"}