10 Pcs 6.6 FT U-Channel Lock Channels & PVC-Coated Spring Wires — Aluminum Alloy Greenhouse Poly Film Fasteners for Farmer

Pack of 10 heavy-duty U-shaped lock channels with matching PVC-coated spring wires, designed to secure greenhouse poly film. The lock channels are fabricated from aluminum alloy for corrosion resistance and long service life, while the spring wires are PVC-coated spring steel, giving a rust-proof, waterproof finish that helps resist strong winds and protect your structure. Versatile use: perfect for fastening greenhouse plastic sheeting and equally useful for attaching bird netting or sunshade mesh on patios and gardens. Simple installation: fasten the channel to the frame with screws, tuck the plastic sheeting into the channel and pull it tight, then press the PVC-coated wire into the channel to lock the film in place. Dimensions (each): U-shaped lock slot length 6.6 feet, width 1.1 inches, height 0.43 inches, thickness 1 mm.