【Various of Compatibility】：The 14x14x3 air filter is able to fit most 1'' return air grilles with no issues. Self-sealing flexible gasket provide longer lifespan of the filter. Many homeowners are limited as to their choice of filter replacements that because of the one-inch limitation of filter grilles. The 14x14x3 air filter solved the problem perfectly with the various of compatibility
【Longer Lifespan】：The 14x14x3 MERV 13 air filter is designed to last up to 6 months or longer that depends on local environment factors. We recommend you change your air filter every 6 months for the best performance. Rated with MERV 13 allowed the 14x14x3 air filter maintain a decent room air quality for a long period
【Dimensions】：The dimensions including gasket are 14''x14''x3''. The dimension of the MERV 13 filter allowed many homes across the country install the filter easily without retrofitting their systems
【Low-Pressure Drop】：The low-pressure drop design of the 14x14x3 MERV 13 filter is able to lower the energy consumption and maintenance, furthermore, extends the useful lifespan of your HVAC system. 10-12 pleats per foot filter face area increase the filtration efficiency of the 14x14x3 air filter
【Excellent After-Sales Service】：All of our products have passed our strict inspection before any shipments. If any problems occur when comes to using the 14x14x3 air filter, feel free to contact us, and we will send a new one to you for free. If you have any questions about our 14x14x3 filter or questions related to other problems, please feel free to contact us, and we will reply to you within 12 hours
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