CRL 3" x 1500' Stretch Film Finish:Clear a special check valve allows

a special check valve allows re-pumping without loss of remaining vacuum so the user can continue working without having to reattach to the load

Reversible

Most people who treat sandblasted glass in this manner ultimately agree that it is really quite simple once you get used to the process

This expansion helps prevent smoke

Tempered Tool Steel

CRL 3" x 1500' Stretch Film Finish:Clear a special check valve allowsPerfect for Bundling Lengths of Aluminum Channels or Screen Frame Wraps and Unwraps Without Damaging Surface or Leaving Residue Costs Less Than Strapping Tape, Twine or Wire CRL 3" x 1500' (76 mm x 457 m) Stretch Film provides visibility while eliminating surface damage or adhesive residue on boxes, metals, etc. Clings to itself without adhesives. The 80 gauge thickness makes this film highly puncture resistant. Economical alternative to strapping