steel channel profile for the tunnel greenhouse
USD $0.2 - $0.4 /Piece
Min.Order:5000 Pieces
Chongqing Maxpower Machinery Co., Ltd.
Greenhouse film lock profile
1. Material : galvanized steel or aluminum alloy
2. thickenss of galvanized the profile: 0.65-0.9mm.
Thickness of the aluminum film lock profile
3. size : 30mmx11mm
4. length: 3m-6m
5. work with the spring,
Application: