Cast Aluminum:
Furnish and install indicated on drawings Sylro/Sunvent brick vents. Model "C", Choose model number or size of vent, as manufactured by Sylro/Sunvent Industries, Pelham, NH 1-800-325-4115. Brick vents to be constructed of cast aluminum, minimum thickness is .125", 319 alloy. Vents are supplied with 7 X 7 aluminum mesh insect screen and mill finish (baked enamel and kynar finish also available-please specify). Specify if any dampers (manually operable from exterior or manually operable from interior of building) are required. Specify if any ductwork (24 gauge galvanized) is required and specify the overall wall thickness if a duct extension is required. (see accessory items in miscellaneous link)