Product advantages
Film roll up device for roof vent
1) Aluminum drive shaft for extended service;
2) Tube lock assembly;
3) Bottom flasing;
4) Drive motor or gearbox;
5) End Caps;
6) Film/ Curtain Fabric;
7) Also available in a aotomatic operated design;
Installation Guide
1) When install the film rolling machine for the greenhouse. Cut off the driving steel tube about 150mm on the extending end, no bending or distortion is permitted;
2)Connect the driving shaft joint to the driving steel tube with hex head screw of M8;
3)The overlap length between the telescopi tube(inner) must be on more than 100mm shorter than rolling film width;
4) After hinging with the fastening tube, the telescopi tube should be able to rotates about the fastening steel tube;
5) For the motor-driven film rolling machine installed on the side, the climbling steel tube should be at the right angle to the driving steel tube;