21 12 x 23 516 x 1 Carrier Replacement MERV 10 Pleated Air Filters by Glasfloss. Box of 6

The Glasfloss Carrier Replacement MERV 10 Pleated Air Filters are a great choice for those in need of a high-quality air filter replacement. Made with 100% synthetic gradient media, these filters are highly efficient at capturing airborne particles such as dust, pet dander, and pollen. The filters are designed to replace Carrier air filters and come in a box of 6, making it easy to make multiple replacements at once. The size is 21 1/2 x 23 5/16 x 1, but Glasfloss offers a variety of sizes to fit different air filter systems. Numerous customers appreciate the product's high MERV rating, which ensures that the filter captures a significant amount of tiny particles that other filters can miss. Customers also liked that they could buy a pack of six filters in one go, saving time and money. Some customers have reported that the filters aren't as durable as they would like them to be and sometimes have to replace them earlier than expected. Overall, the Glasfloss Carrier Replacement MERV 10 Pleated Air Filters are a reliable and effective solution to improve your indoor air quality.