{"product_id":"airex-ta20251-fiberglass-panel-air-filter-20x25x1","title":"Airex TA20251 Fiberglass Panel Air Filter 20x25x1","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe AIREX TA20251 is a 20 x 25 x 1 inch disposable fiberglass panel air filter designed for residential and light commercial HVAC and air conditioning applications. Built with Polystrand fiberglass media, the filter uses a continuous-strand construction measuring more than 3.5 microns per fiber, which classifies the fibers as nonrespirable. The media is loosely spun on the air-entering side and progressively woven tighter toward the air-exiting side, creating a heavy laminated backing. This graduated density design increases dust holding capacity and helps prevent surface loading. The filter is rated for airflow between 1050 and 1750 CFM and carries a MERV equivalent value of 4 to 5.\u003c\/p\u003e\u003cp\u003eThe TA20251 fits standard 20 x 25 x 1 inch filter slots found in forced-air furnaces, air handlers, and central air conditioning units. It is suited for residential systems and light commercial installations where an economical, disposable fiberglass filter is the specified media type. The heavy-duty moisture-resistant white Kraft board frame holds its shape in high-humidity return-air environments. The filter is UL listed and performs reliably at continuous operating temperatures up to 180 degrees F, with an intermittent rating of 200 degrees F.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePolystrand fiberglass media with nonrespirable fibers over 3.5 microns in diameter\u003c\/li\u003e\n\u003cli\u003eGraduated fiber density — loose on the inlet side, progressively tighter on the outlet side — maximizes dust holding and resists surface loading\u003c\/li\u003e\n\u003cli\u003eDust holding capacity of 186 grams\u003c\/li\u003e\n\u003cli\u003eAirflow rated 1050 to 1750 CFM at 0.5 PA resistance\u003c\/li\u003e\n\u003cli\u003eHeavy-duty moisture-resistant white Kraft board frame\u003c\/li\u003e\n\u003cli\u003eUL listed; continuous temperature rating of 180 degrees F\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style disposable replacement for standard 20 x 25 x 1 inch filter applications in residential and light commercial forced-air HVAC systems and air conditioning units.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation is performed by HVAC technicians or qualified service personnel. Always shut down the air handler or furnace at the disconnect or thermostat before replacing the filter. Confirm airflow direction before inserting — the filter frame is marked for correct orientation and should be installed with the loosely spun media face toward the return-air side. Dispose of the used filter in accordance with local regulations; do not attempt to clean or reuse a disposable fiberglass filter.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter Type\u003c\/strong\u003e: Disposable Panel Air Filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Width\u003c\/strong\u003e: 20 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Height\u003c\/strong\u003e: 25 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Depth\u003c\/strong\u003e: 1 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia\u003c\/strong\u003e: Fiberglass (Polystrand)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia Area\u003c\/strong\u003e: 3.32 sq. ft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMERV Value\u003c\/strong\u003e: 4 to 5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Rate\u003c\/strong\u003e: 1050 to 1750 CFM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistance\u003c\/strong\u003e: 0.5 PA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Rating\u003c\/strong\u003e: 180 degrees F continuous, 200 degrees F intermittent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDust Holding Capacity\u003c\/strong\u003e: 186 grams\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame\u003c\/strong\u003e: Heavy-duty moisture-resistant white Kraft board\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplicable Standard\u003c\/strong\u003e: UL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Air Conditioning and Forced-Air HVAC Units\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: AIREX\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: TA20251\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AIREX","offers":[{"title":"Default Title","offer_id":51267877699890,"sku":"TA20251","price":15.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/308913893.jpg?v=1780693072","url":"https:\/\/voomisupply.com\/products\/airex-ta20251-fiberglass-panel-air-filter-20x25x1","provider":"Voomi Supply","version":"1.0","type":"link"}