Graco 115242 Air Regulator, 1 4 in npt ncap_2 in 22(a)(2) Floating No Foot Traffic 110 gal. 22(a)(2) Floating No Foot Traffic Not Recommended Dimpled Yes Color Pattern Gray Printed Message No Message Number of Pads 50 Flame Resistant Yes Leak Resistant Backing No Incluces Coverstock No Incinerable Yes Number of Layers 8 ply Adhesive Backing No Neutralizing No Product Type Sorbent Pad Wringable Yes Volume Absorbed Per Pad 14 oz For Use With Chemical or Metal Type Universal Dispenser Box No Includes Coverstock No For Use With Universal Volume Absorbed Per Sock Boom 5 gal Powder coated steel frame with four 13” flat free tires for stability and to handle rough terrain It's the exact replacement regulator called out in the manual sold individually