$32500
Gear Chain Wheel Assembly 15:1 ratio, Stationary Mount – 1/2 x 1/2 square output w/ 26′ chain and keeper (Order needed adapter separately) For greenhouse roof vents.
63-GCW10-1
Gear Chain Wheel Crank 10:1 For Sidewall Curtains
61-LAP24-12
Louver Linear actuator Package 12"
ROOFVENT
Soft Roof Roll Up Curtain
22-IF60-SW
Sealed Sidewall Curtain Inflation Kit
63-GCW10-1S
Stationary Gear Chain Wheel Crank 10:1 for Roof Vents