12″ Spiral Duct Cap
12″ End Caps for spiral ducting. SmartGuard® Duct Caps are made from strong, durable PVC and push into the ends of the pipe easily and hold firm in place. Push them in on the big end of the duct pipes and on the small end you simply reverse them and install them over the outside of the pipes. Use these caps during storage and stocking to keep pipes free from dust and moisture. Puncture resistant and tear proof.