Compression Spring: 0.48" OD, 1-1/4" Free Length MPN:06811863 - Pkg Qty 10

Pleated Air Filter: 16 x 20 x 1, MERV 13, 80 to 85% Efficiency, Wire-Backed Pleated is a high-quality filter designed to effectively remove airborne contaminants from your HVAC system. Its unique pleated design provides superior efficiency by capturing even the smallest particles down to 1.0 micron size. The wire backing strengthens the filter and prevents compression while ensuring longevity. This MERV 13 rated filter has an efficiency of 80-85% making it suitable for residential and commercial applications, ideal for removing dust, pollen, pet dander, and more from indoor air. It can be used in most HVAC systems and provides reliable performance at a cost-effective price point, offering maximum value to consumers looking to improve their home or office's indoor air quality.