Air Systems International 43 1 2 Polyethylene Ventilation For Cheap
$78.50Item Details: Air Systems International Industrial Saddle Vent® Ventilation for confined space measuring 14 1 2 X 3 1 2 X 43 1 2 provides continuous access to the manhole for either entry or egress. It has 8 OD top and bottom opening with temperature ranging -158 250 deg F. It takes up only 3…