Greenhouse Sidewall Ventilation Crank spl_hlg Keep the container tightly closed

Keep the container tightly closed when not in use

We are experiencing high volume and ramping our manufacturing as quickly as possible without sacrificing quality

Why use 2 or 3 parts when you can use 1

1020 trays

Greenhouse Sidewall Ventilation Crank spl_hlg Keep the container tightly closedVentilate your greenhouse with our side wall ventilation hand crank. Easily vent your roll up curtain sidewalls up to 150 feet long! Features Stainless steel handle, full plastic resin casing for long anti corrosion time The 4: 1 Gear ratio provides easy cranking Self Locking and automatic brake holds sidewall in place The drive shaft fits perfectly inside " EMT conduit. Attachment screws included " EMT conduit guide post not included but easily found