Product Overview
A focused, thoughtfully designed product, the Filter King 20x21x1 Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 21 x .75" brings reliable performance to daily routines without compromise. Built with Paper, measuring 21"L x 20"W x 0.75"Th. Notable features include merv 11 and 11 rated, contributing to its versatile character.
Key Features
- This is a MERV 11 rated 4 pack Air Conditioner Filter | Size: 20" x 21" x 1" - Actual Size: 20" x 21" x .75"
- Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA Establishment Number: 103501-FL-1)
- 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
- 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.
- Open, Slide and Close! A simple yet effective replacement air filter for your home.
Why Choose the Filter King 20x21x1 Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 21 x .75"
For long-term furnace filters use, the Filter King 20x21x1 Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 21 x .75" offers value-driven build, merv 11, and thoughtful design — a combination that pays off over time.
Best For
For users centered on daily routines, the Filter King 20x21x1 Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 21 x .75" delivers reliable performance through value-driven construction.
Quick Summary
The Filter King 20x21x1 Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 21 x .75" is a Furnace Filters product by FilterKing. Brand: Filter King. Material: Paper. Product Dimensions: 21"L x 20"W x 0.75"Th. MERV Rating: 11. Compatible Devices: Air Conditioner, Furnace. Price: $110.3.
Product Specifications
| Specification | Details |
|---|---|
| Brand | Filter King |
| Material | Paper |
| Product Dimensions | 21"L x 20"W x 0.75"Th |
| MERV Rating | 11 |
| Compatible Devices | Air Conditioner, Furnace |
| Global Trade Identification Number | 07455574428034 |
| Product Grade | new |
| Unit Count | 4.0 Count |