VEVOR Spring Wire and Lock Channel, 2m Spring Lock & U-Channel Bundle for Greenhouse, 40 Packs PE Coated Spring Wire & Aluminum Alloy Channel,Plastic Poly Film or Shade Cloth Attachment with Screw free-shipping Heavy-duty steel construction and leak-proof

Heavy-duty steel construction and leak-proof design ensure reliable

Lightweight design with easy installation using glue or nails

Adjustable water pressure control for customised comfort

Easy to maintain velvet fabric

The machine-washable polyester construction makes it easy to maintain

VEVOR Spring Wire and Lock Channel, 2m Spring Lock & U-Channel Bundle for Greenhouse, 40 Packs PE Coated Spring Wire & Aluminum Alloy Channel,Plastic Poly Film or Shade Cloth Attachment with Screw free-shipping Heavy-duty steel construction and leak-proofKeep your greenhouse plastic film securely fastened in all weather conditions with this durable lock channel and spring wire system. The aluminium alloy channel resists rust and corrosion, whilst the PE coated spring wire maintains flexibility and strength year round, ensuring your plants stay protected and warm. Aluminium alloy lock channel, 2m length, resists rust and corrosion PE coated spring wire with iron core for durability and flexibility