Filter King 13x21x1 Air Filter | 4-PACK | Carbon MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 21 x .75"

Filter King Carbon Merv 8 13x21x1 4-Pack Air Filter actual size is 13x21x.75. Our 13x21x1 Furnace Filters are designed to last up to 90 days. These pleated 1-inch air filters are ideal for maintaining the efficiency of your heating and cooling systems. Make sure you measure your filter. The actual size of this pleated Carbon Merv 8 filter is 13 x 21 x 3/4

• FILTER: This is a Carbon MERV 8 rated 4 pack Air Conditioner Filter | Size: 13" x 21" x 1" - Actual Size: 13" x 21" x .75"
• MADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA Establishment Number: 103501-FL-1)
• MAX PERFORMANCE: Our filters can last up to 90 DAYS before needing replacement. We do recommend to change your home air filter every 30 - 90 days for 1 inch filters. This will help maintain the longevity of the intended application like A/C and heaters
• CAPTURE MORE: Protect your home! The pleated design captures more particles and extends lifetime of the filter. Merv Filters trap airborne particles without impacting air flow. Feel the difference in 48 hours.
• FAST & EASY INSTALLATION: Open, Slide and Close! A simple yet effective replacement air filter for your home.