2pcs Automatic Greenhouse Window Opener Cylinder Galvanized Roof Vent Opener for Easy Installation and Growth for Gardening and Greenhouse Use

Package Include 2 x Automatic Window Opener Features -Color:Black replacement vent opener -Size:33.00X1.50X1.50cm/12.97X0.59X0.59in metal vent opener -Material:Galvanized aluminum metal roof opener - vent opener is suitable for most garden greenhouses. Open or close the greenhouse vent easily vent opener for garden. -Automatically to maintain the optimal growth temperature and prevent the greenhouse from overheating gardening tool. -Light weight and portable, easy to carry and storage. and long-lasting for you to use gardening vent opener. - and rust-proof in humid environments. Great for greenhouse to open or close window automatically automatic window pole. -Easy to install, convenient and . Helps make our greenhouse window easy to use gardening roof opener.Goods Descriptionmetal roof opener It is for greenhouse use.window opener for garden Material that can ensure its durability and practicability.vent replacement pole A great helper for you.cylinder window opener This item is an auto window opener, manufactured with stable materials, so that it can serve you for many years

• Window pole for garden--automatically to maintain the optimal growth temperature and prevent the greenhouse from overheating,automatic vent opener
• Window open tool--very sturdy for frame, looks nice and not rust, can better promote growth,auto window pole
• Gardening tool--light weight and portable, easy to carry and storage, durable and long-lasting for you to use,vent replacement pole
• Automatic window opener--time and labor saving, also can supply a better temperature condition of plant's growth,window pole for greenhouse
• Metal window opener--the tool is great for greenhouse to open or close window automatically,window opener for greenhouse