Customer Reviews for VEVOR Spring Wire and Lock Channel, 2m Spring Lock & U-Channel Bundle for Greenhouse, 50 Packs PE Coated Spring Wire & Aluminum Alloy Channel, Plastic Poly Film or Shade Cloth Attachment with Scre
This is the best way to attach greenhouse poly or a tarp to a structure and keep it relatively easy to remove. Keeps the poly tight with no need for straps. Exactly what we needed.