C/P BRASS CLAM VENT

Shield your cables/vents with Perko s stylish Clam Shell Ventilators. Perko s Clam Shell Ventilator s are in chrome-plated brass or polished stainless steel finishes. They require either a #4 or #6 screw size depending on the model and finish you choose to purchase. There are two different sizes to choose from: 1-5/8 x 1-1/2 or 2 x 2.