Box Fan Air Filter 20x20x1 MERV 13

Description

• Easy installation with 3 included Velcro attachment pieces per air filter for secure mounting to standard 20×20 box fans. Box fan not included.
• Actual size: 19 1/2 x 19 1/2 x 3/4 (19.5 x 19.5 x 0.75) for proper fit in most standard 20×20 box fan air filter setups.
• MERV 13 captures 85% of airborne particles from 0.3 to 1.0 microns with expanded surface area and low airflow resistance.
• Ideal for bedrooms, high-traffic areas, living rooms, offices, classrooms, and workshops to help support cleaner indoor air where it matters most.
• Made in the USA with high quality filtration media, engineered and designed for box fan efficiency.

Nordic Pure 20x20x1 MERV 13 Box Fan Air Filters help turn a standard box fan into a simple DIY air purifier-style setup for cleaner indoor air. Designed for use with standard 20×20 box fans, these high efficiency air filters help reduce dust, pet fur, pet dander, pollen, smoke particles, and airborne allergens with low airflow resistance to help air move through the air filter more efficiently. Each air filter includes 3 Velcro attachment pieces for quick and secure installation. Box fan not included.
Built with 2.5x more pleats than standard air filters, these box fan air filters provide expanded filtration surface area for improved particle capture and longer air filter life. MERV 13 captures 85% of airborne particles from 0.3 to 1.0 microns to help support cleaner indoor air in bedrooms, high-traffic areas, living rooms, offices, classrooms, and workshops. Each air filter measures an actual size of 19 1/2 x 19 1/2 x 3/4 (19.5 x 19.5 x 0.75) and is engineered and designed for box fan efficiency.