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24″ x 25′ x 1/4″ Foam Service Media Roll HVAC AIR FIlter Made in the USA MERV 4

Our Foam Filter rolls are manufactured in the USA and has the following specifications:1/4 inch thick24 inches wide25 feet longMERV 4 rating30 Pores per square inch (trade spec)Polyether foamDark Gray / Black colorInitial Resistance 0.15 In. WC, Final Resistance 0.50 In. WC 5W913 Need a LOT of foam or other sizes / Types? Contact us for special pricing.