Designed for home and light commercial use where particles in the 5 micrometer range and larger are present Reduces dust accumulation on household furniture Reduces maintenance costs of home heating and air conditioning systems Increases filtration efficiency - improves IAQ Moisture resistant beverage board frame with double wall construction Filters shall be tested in accordance with ASHRAE 52.2 Test Standard. The filter shall be claasified per UL 900 for flammability
