TopTech TechPure DTT-FM-2020 OEM 20x20x4 Replacement Furnace Filter

TopTech DTT-FM-2020 20x20x4 furnace filters are designed for the TechPure TT-MAC-2122 & TT-MAC-2020 air cleaners. They are rated at MERV 11 and remove many allergens, dust, pollen and other airborne pollutants. 

• TopTech TechPure OEM Original Equipment Replacement Air Filter
• Fits TechPure TT-MAC-2122 & TT-MAC-2020 Air Cleaners
• Actual Size 19.375" x 19.375" x 3.75"
• MERV 11