Pleated Furnace Filter, Ultra Allergen Reduction, 3-Month, Purple, 20x20x1-In. Tingley Inner Dimension of Center of

Inner Dimension of Center of Seal is 2-3/8 inch

Unbreakable Block

Fire Resistant 3

protect pipe when entering/exiting slab or walls

Weight 5 lb FOB code No

Pleated Furnace Filter, Ultra Allergen Reduction, 3-Month, Purple, 20x20x1-In. Tingley Inner Dimension of Center of20" x 20" x 1", purple, ultra allergen filtrete filter, 90% effective at capturing large allergens like mold spores & pet dander, captures microscopic allergens like dust, smoke & smog, captures bacteria & particles that can carry viruses, meets the guidelines of the American lung association health house program. Mpr rating 1500, filter lasts for 90 days, color purple.