Snap Clamps for 3/4″ EMT or 1/2″ PVC

Durable ABS plastic clamp snaps easily over 3/4" electrical conduit (EMT) or 1/2" PVC pipe to secure row covers in place. UV-stabilized and frost-resistant to provide many years of dependable use. 4" long. Internal diameter: 0.78" (20 mm). NOTE: Clamp size is based on the outside diameter of the pipe on which it clips. 40 PVC pipe has an outside diameter of 0.840" (21 mm). May lose gripping strength at temperatures above 140°F (60°C). Pack of 10.