Replacement Filters Direct Electrostatic Filter for Home Furnaces – Washable – 18″ x 20″ x 1″ (45.72 x 50.8 x 2.54 cm)

SKU:RFD-DEF18201-1

$69.00

This washable electrostatic furnace filter delivers reliable grease and smoke filtration while preserving strong airflow. Designed for easy drop-in fit and low maintenance, it helps keep your heating system running cleanly.

Replacement Filter

Direct-fit replacement that captures cooking grease, smoke and particulates without restricting airflow. Built for durability with a reusable electrostatic media, it reduces odor carry and makes routine upkeep simpler. Dimensions measure: 18" x 20" x 1" (45.72 x 50.8 x 2.54 cm).

Compatible & Equivalent Filters

Compatible with standard 18" x 20" x 1" furnace filter housings; suitable for multiple makes and models requiring an 18x20x1 replacement filter. Please verify exact model fitment using the dimensions provided.

Key Features & Benefits

  • Durable electrostatic media.
  • Washable and reusable.
  • Strong airflow with low pressure drop.
  • Traps grease and cooking byproducts.
  • Easy drop-in installation.
  • Improved grease and odor filtration.
  • Maintains strong airflow for efficient furnace operation.
  • Reusable design reduces ongoing filter costs.
  • Easy installation and maintenance.
  • Helps keep kitchen and furnace pathways cleaner.

Specifications

Dimensions 1 × 18 × 20 cm
Filter Media Type Electrostatic Washable Furance or A/CFilter
Frame Thickness 3/4-1"
Length 16-20" (406.4-508mm), 20-24" (508-609.6mm)
MERV / Performance Rating MERV 9
Width 12-20" (304.8-508mm)

FAQs

What are the exact dimensions of the filter?

Dimensions measure: 18" x 20" x 1" (45.72 x 50.8 x 2.54 cm).

Is this filter reusable?

Yes, it is washable and reusable for extended service life.

Will this fit my furnace housing?

It fits standard 18x20x1 inch housings; always confirm by measuring the opening.

*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.