Home Slickdeals 4-Pack 3M Filtrete Dual-Action Micro Allergen Plus 2x Dust Defense Filter (1200D... Slickdeals 4-Pack 3M Filtrete Dual-Action Micro Allergen Plus 2x Dust Defense Filter (1200D MPR, MERV 11) from $19.10 w/ S&S + Free Shipping w/ Prime or on $25+ By ARCOM - 22 April 2023 18 0 SHARE Facebook Twitter Go to the deal page: 4-Pack 3M Filtrete Dual-Action Micro Allergen Plus 2x Dust Defense Filter (1200D MPR, MERV 11) from $19.10 w/ S&S + Free Shipping w/ Prime or on $25+