![Made in USA - Pleated Air Filter: 24 x 24 x 4″, MERV 13, 85% Efficiency, Wireless Pleated - 32977035 - MSC Industrial Supply Made in USA - Pleated Air Filter: 24 x 24 x 4″, MERV 13, 85% Efficiency, Wireless Pleated - 32977035 - MSC Industrial Supply](https://cdn.mscdirect.com/global/images/ProductImages/3297703-11.jpg)
Made in USA - Pleated Air Filter: 24 x 24 x 4″, MERV 13, 85% Efficiency, Wireless Pleated - 32977035 - MSC Industrial Supply
![Made in USA 24 x 24 x 4", MERV 8, <20% Efficiency, Wire-Backed Pleated Air Filter Cotton/Polyester & Activated Carbon, Beverage Board Frame, 500 Max FPM, 2,000 CFM, High Capacity, Use with Made in USA 24 x 24 x 4", MERV 8, <20% Efficiency, Wire-Backed Pleated Air Filter Cotton/Polyester & Activated Carbon, Beverage Board Frame, 500 Max FPM, 2,000 CFM, High Capacity, Use with](https://cdn11.bigcommerce.com/s-4s9liwcv/images/stencil/500x659/products/474006/596189/7693562A-11__00193.1636774338.jpg?c=2&imbypass=on&imbypass=on)
Made in USA 24 x 24 x 4", MERV 8, <20% Efficiency, Wire-Backed Pleated Air Filter Cotton/Polyester & Activated Carbon, Beverage Board Frame, 500 Max FPM, 2,000 CFM, High Capacity, Use with
![PRO-SOURCE - Pleated Air Filter: 24 x 24 x 4″, MERV 8, 30 to 35% Efficiency, Wire-Backed Pleated - 15164411 - MSC Industrial Supply PRO-SOURCE - Pleated Air Filter: 24 x 24 x 4″, MERV 8, 30 to 35% Efficiency, Wire-Backed Pleated - 15164411 - MSC Industrial Supply](https://cdn.mscdirect.com/global/images/ProductImages/0622225-21.jpg)
PRO-SOURCE - Pleated Air Filter: 24 x 24 x 4″, MERV 8, 30 to 35% Efficiency, Wire-Backed Pleated - 15164411 - MSC Industrial Supply
![PRO-SOURCE - Pleated Air Filter: 24 x 24 x 4″, MERV 14, Mini-Pleat - 14277420 - MSC Industrial Supply PRO-SOURCE - Pleated Air Filter: 24 x 24 x 4″, MERV 14, Mini-Pleat - 14277420 - MSC Industrial Supply](https://cdn.mscdirect.com/global/images/ProductImages/1427742-24.jpg)
PRO-SOURCE - Pleated Air Filter: 24 x 24 x 4″, MERV 14, Mini-Pleat - 14277420 - MSC Industrial Supply
![Koch Air Filter 24 x 24 x 4 MERV 13 Pleated Air Filter 4 Pack - Hepa Filter Sales - HepaFilterSales.com -- We Deliver Breathing Easier Koch Air Filter 24 x 24 x 4 MERV 13 Pleated Air Filter 4 Pack - Hepa Filter Sales - HepaFilterSales.com -- We Deliver Breathing Easier](https://hepafiltersales.com/cdn/shop/products/P8S1-130-214-Single_416972c8-bb71-4f9f-bbd5-c6766c349dfe_600x.jpg?v=1691846189)