Review on Enhanced Electrostatic FilterWow Air Filter, Size 20x20x1 by David Herrera

FilterWow 20 x 20 x 1 Air Filter - Allergen Pro MERV 10 HVAC Furnace Filter - 4 Pack Electrostatic Pleated Filter is an affordable, superior MERV cleaning air filter. Not all air filters are created equal. to fit and price. Sometimes I choose the highest MERV I can get at the best price that is closest to my size. Sometimes I choose the tallest MERV I can get at the best price, 1 inch wide like this one, rather than doing grueling research to find the exact depth for my devices, around 4 inches. My devices are out of date and will need to be replaced soon. Until then, it will be securely sealed, which is almost more important than the MERV number. This is because it doesn't matter how good your filter is as long as air bypasses the filter due to improper seating. Devices. Higher MERVs are available in this size. But it's economical. The higher the MERV, the more thorough the filter. You may need to change them more often if they are more effective. Tip: Be sure to check the filters once a month as they should work for a long time Nothing spoils your air or equipment faster than a clogged filter. 14+). It is therefore up to you which solution you choose when selecting the filter. This one is recommended as a slightly above average choice of good quality.