Mecale 10-Pack Greenhouse Spring Wire and Lock Channel Kit Aluminum U-Channel PE-Coated Wiggle Wire Silver

Greenhouse Film Fastening: Locks poly film and shade cloth tightly onto greenhouse frames so your structure withstands wind and storms while keeping the interior warm for flowers vegetables and winter growing

Aluminum Alloy U-Channel: Each 6.6 ft lock channel is made of rust and corrosion resistant aluminum alloy that is sturdy yet flexible enough to bend and adapt to different greenhouse frame shapes

PE-Coated Spring Wire: Each wiggle wire has an iron core sealed in a durable 0.05 in thick black PE coating that is flexible and chemically stable so it grips film securely without tearing it

Reusable and Weatherproof: The channel and wire resist rust and corrosion and support repeated installation and removal for long-term seasonal use across many greenhouse and high tunnel builds

Screws Included for Setup: Fasten the channel to the frame with the included screws lay the film over it then press the spring wire into the channel for a fast secure no-hassle installation