Kirkland Signature Furnace Filter 14x20x1 2200 White High Performance 4 Pack

The Kirkland Signature 2200 White High Performance Furnace Filter is a 4 pack of electrostatic filters designed for furnaces. With a filter life of 3 months, these antimicrobial resistant filters are made of microfiber filter media and measure 14x20x1 inches. Ideal for improving indoor air quality, this product is manufactured in Mexico and is a reliable choice for maintaining a clean and efficient heating system in your home.

Flanders Air Filters, 12″ x 24″ x 1″ Precisionaire Nested Glass – ( 12 Pack )

Flanders Air Filters, 12″ x 24″ x 1″ Precisionaire Nested Glass – ( 12 Pack ) This is a standard grade furnace filter of the same type that has been protecting furnaces and central air conditioners around the world for over 50-years. The filtering medium is continuous filament spun glass. The frame is made with one continuous piece of chipboard to guard against corner separation. For peak equipment protection and energy efficiency, these filters should be changed monthly in periods of high use. Buy a case and be set for the year.•Protects heating and air conditioning equipment without causing additional strain•Nested construction allows for efficient storage•Each filter lasts up to 30 days•UL Class 2•Change filters monthly for peak energy efficiency.•For furnaces and central air conditioners