Home Slickdeals Filtrate Basic Flat Panel 2-Pack Basic Flat Air Filter 40% off. as... Slickdeals Filtrate Basic Flat Panel 2-Pack Basic Flat Air Filter 40% off. as low as $1.62 per filter + free shiping By ARCOM - 2 April 2023 31 0 SHARE Facebook Twitter Go to the deal page: Filtrate Basic Flat Panel 2-Pack Basic Flat Air Filter 40% off. as low as $1.62 per filter + free shiping