Flanders
Self-retaining spun glass media adheres directly to frameHeavy one-piece chipboard frame protects against corner separationLow initial pressure drop for energy efficiencyMERV 1 ratingLasts up to 30 daysUL Classified
This style of panel filter has protected furnaces and air conditioners around the world for over 50 years. The media is made of continuous filament spun glass. Filters should be changed monthly in periods of high use.
Basic Dust & Lint Reduction Pleated Furnace Filter, 20x30x1-In.
EZ Flow 20x30x1-In. Spun Fiberglass Furnace Filter
EZ Flow II 20x30x1-In. Flat Panel Spun Fiberglass Furnace Filter
Basic Dust & Lint Reduction Pleated Furnace Filter, 20x20x1-In.
Pleated Furnace Filter, Ultra Allergen Reduction, 3-Month, Purple, 20x25x4-In.