Blast Gate For Nominal Duct Diameter 5 in Body Material Grade 304 Body Material Stainless Steel Overall Length 9 1/2 in Product Type Manual Blast Gate Weight 5.2 lb Maximum Pressure Rating Not Applicable Blade Material Stainless Steel Maximum Temperature Rating 600 Degrees F Nameplate Voltage Not Applicable Seal Material Not Applicable Minimum Operating Pressure Not Applicable Minimum Pressure Rating Not Applicable Overall Depth 4 3/8 in Overall Width 20 in