Warehouse Sectional Overhead Door Vertical Lift 12m Width 35m/s Wind Resistant

1. Installation environment

Installation site: outside or inside room

Wind resistance: 30m/s , Class 11

2. Excellent insulation performance

3. Automatic/ manual dual operation mode

When power is off or faulty, it can be turned on or off by manually operating the chain. The balanced torsion spring system conteracts most of the tension at the opening. It can be opened with a little force by hand ( 180N) or easily opened with a hand chain.

4. Balance spring

Spring brake device :anti-broken

Service life:100 thousand opening and closing

Driving force:140N

Chosen according to door size, weight and lifting pattern.

5. Accident-dropping safety device

Equipped with dropping avoiding steel cord at the bottom, to secure the accident dropping within 5cm

6. Guide rail

Special design three angle wheel brace secure smooth rolling of wheel

Noise level ≤60db

7. Manual chain device

Equip with manual chain in case power failure

8. Rail strengthening plate

2.0mm galvanized steel plate

9. Security performance

Bottom sensor: it makes the door body lift back when touching something during closing and stops the movement during opening.

Sectional door advantages

Industrial sectional door, as the best choice of the outdoor of the modern architecture, enjoys the perfect durability and sealing, the elegant aprrearance, the simple operating system and the spring balanced system, which is used durably and cleaned easily with the special designing door panel.