Round NFMES Manual Blastgate, Galvanized Steel, 20 GA, 18 in W, 5 in L, 28-1/2 H
Blast Gate, For Nominal Duct Diameter 14 in, Body Material Steel, Overall Length 5 in, Product Type Manual Blast Gate, Weight 18.25 lb, Maximum Pressure Rating 42 in wc, Blade Material Galvanized Steel, Maximum Temperature Rating 250 Degrees F, Body Material Thickness 20 ga, Overall Depth 5 in, Overall Width 18 in, Shape Rectangular, Inside Diameter 14 in, Color Silver, Connection Type Clamp Together.