Home Slickdeals Filtrete Allergen Defense Micro Particle Reduction HVAC Furnace Air Filter, 800 MPR,... Slickdeals Filtrete Allergen Defense Micro Particle Reduction HVAC Furnace Air Filter, 800 MPR, Pack of 3 Filters $15.88 By ARCOM - 25 August 2020 84 0 SHARE Facebook Twitter Go to the deal page: Filtrete Allergen Defense Micro Particle Reduction HVAC Furnace Air Filter, 800 MPR, Pack of 3 Filters $15.88