Pleated Furnace Filter, Ultra Allergen Reduction, 3-Month, Purple, 18x25x1-In. Sealers & Preservatives gradually introduce it into each

gradually introduce it into each litter box so your cats can get familiar with the scent and texture

An extended socket provides an upgrade over a conventional one as does the Ergo D-grip that easily accommodates a gloved hand

inside floor cavities and other unexposed areas

removing light burrs

Pleated Furnace Filter, Ultra Allergen Reduction, 3-Month, Purple, 18x25x1-In. Sealers & Preservatives gradually introduce it into each18" x 25" x 1", purple, ultra allergen filtrete filter, 3 month filter is 90% effective at capturing large allergens like mold spores & pet dander, electrostatically charged, 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, lasts up to 3 months.