Springless
Rolling Steel
High-speed springless rolling steel doors by Service Door Industries are a high-performance option for our service doors. Paired with our SDI Safedrive operator for a safe and efficient door system. Using High quality components, the system can move doors up to 18” per second. This system is durable

Why Rolling Steel
18\u2033/sec
Move doors at up to 18 inches per second — maximizing throughput and minimizing energy loss in high-traffic openings.
No Springs
Springless design eliminates spring replacement, center mounting supports, and the safety hazards of torsion springs.
Floor Level
All limit and door level adjustments are made from the floor — no lift, no ladder, no climbing required.
Key Features
- All components are proven through many years of trouble free high cycle applications
- Standard Maintenence items such as limit and door level adjustments are made from the floor level, without the use of a lift
- Local manufacturing and inventory ensure parts and service availability to minimize costs
- A wide range of door face options can match the exterior of any project
- Emergency chain hoist built in
- UL325 approved panel & reflective photocell
- Wireless air wave safety edge included
- Safedrive Operator
- Control Panel (UL325 Approved)
- Photoreflective photoeye (UL325 Approved)
- Wireless Safety Edge
Why Rolling Steel
18\u2033/sec
Move doors at up to 18 inches per second — maximizing throughput and minimizing energy loss in high-traffic openings.
No Springs
Springless design eliminates spring replacement, center mounting supports, and the safety hazards of torsion springs.
Floor Level
All limit and door level adjustments are made from the floor — no lift, no ladder, no climbing required.