Replacement Filters Direct Electrostatic Furnace Filter – Washable – 20″ x 25″ x 1″ (508 x 635 x 25.4 mm)

SKU:RFD-DEF20251-1

$69.99

Engineered to capture grease, smoke and odors while delivering strong airflow. Designed for a precise 20″ x 25″ x 1″ fit and easy drop-in replacement for common home furnace filters.

Replacement Filter

Direct-fit electrostatic filtration for residential furnaces delivers effective odor and grease capture with reliable airflow. Engineered to match a 20" x 25" x 1" form factor for a straightforward install and compatible performance across multiple furnace models. Dimensions measure: 20" x 25" x 1" (508 x 635 x 25.4 mm).

Compatible & Equivalent Filters

Fits standard 20" x 25" x 1" furnace intakes; compatible with a wide range of residential furnace brands and models that use the 20" x 25" x 1" size.

Key Features & Benefits

  • Electrostatic filtration for improved capture.
  • Washable/reusable design.
  • Durable frame for long life.
  • Maintains strong airflow.
  • Simple drop-in replacement.
  • Reduces kitchen odors and grease.
  • Improves air quality.
  • Simple installation.
  • Durable washable design.
  • Compatible with common 20x25x1 furnace intakes.

Specifications

Weight 3.00 kg
Dimensions 1 × 20 × 25 cm
Filter Media Type Electrostatic Washable Furance or A/CFilter
Frame Thickness 3/4-1"
Length 24" and up (609.6-upmm)
MERV / Performance Rating MERV 9
Width 12-20" (304.8-508mm)

FAQs

What are the exact dimensions in inches and millimeters for this filter?

20" x 25" x 1" (508 x 635 x 25.4 mm).

Is this filter washable and reusable?

Yes, it is designed to be washable and reusable for extended use.

What is the recommended replacement frequency?

Typically every 3–6 months depending on usage and airflow, more often in greasy kitchens.

*This is not a OEM product and is not covered under any manufacturer’s warranty. The brand name and logos are the registered trademarks of their respective owners. Any use of the brand name or model designation for this product is made solely for purposes of demonstrating compatibility.