Pex DiversiTech Fixing Wire & Zip Ties | 48″ Nylon Heavy Duty Cable Ties (Pack Of 50)

6.6 Nylon, Diversitech’S Heavy Duty Duct Straps Feature Smooth Insertion, And A Locking Mechanism That Gives Ductwork A Firm Hold. Accommodates 7″ To 15″ Duct. Tensioning Tool For 32″ Plus Allows Operator To Adjust Strap To Any Desired Tension.