Flanders EZ Flow Fiberglass Air Filter, 20 x 25 x 1 D in. (Pack of 12)

The Flanders Flat Panel EZ flow is a standard grade furnace filter of the same type that has been protecting furnaces and central air conditioners worldwide for over 50 years. The filtering medium is continuous filament spun glass. The Flanders EZ frame is made with one continuous piece of chipboard to guard against corner separation and is strengthened by a metal retainer. For peak equipment protection and energy efficiency, the EZ Air filter should be changed monthly and in periods of high use. UPC: 031949320256 Manufacturer Part No: 10155.012025 Lasts up to 30 days UL Class II Protects heating and air conditioning equipment Sturdy chipboard frame and metal retainer contributes to filter strength California residents see Prop 65 WARNINGS