Flanders (4 Filters), 20′ X 20′ X 1′ Precisionaire Nested Glass Air Filter

Keep your equipment operating at its full potential with these Flanders Precisionaire Nested Glass 20" X 20" X 1" Air Filters. They’re made of the same standard-grade materials as those protecting furnaces and central air conditioners around the world for over 50 years. These Flanders air filters have a filtering medium made of a continuous filament spun glass that allows for maximum airflow and features a self-retaining media that adheres directly to the frame for added resistance to wear. For peak equipment protection and energy efficiency, change them monthly.

Flanders Precisionaire Nested Glass Air Filter, 20" x 20" x 1", 4-Pack of Filters:

• Standard-grade
• Filtering medium Is continuous filament spun glass
• Recommended use: for peak equipment protection and energy efficiency, change monthly during periods of high use
• Spun glass lasts up to 30 days
• Maximum air flow alleviates strain on equipment
• Self-retaining media adheres directly to the frame
• Product dimensions: 20" x 20" x 1"
• 4-count air filter pack