Medium Duty Auto Door Closer Surface Mounted No Oil Leakage CCC Certified

Medium Duty Auto Door Closer Surface Mounted No Oil Leakage CCC Certified

• Dorrenhaus - CE / UL certified | Export since 2011
• Even running, no oil leakage and abnormal sound
• Compulsory product certificate for fire door closer

D703 is our most durable medium duty automatic fire door closer, designed for the

application of low-traffic applications. It’s produced conform to UL 228 standard.

* Hydraulic Auto Door Closers. D703 Size 3, D706 Size 6 (strongest size)

* Auto Closing & latching speed controlled by dual separate adjusting valves

* Universal application, non-handed, designed for surface mounted

* Precised cast aluminum body with reinforced type adjustable tube arm

* Fuchs brand Hydraulic fluid for smooth lubricity and continuing lubrication

* Streamlined design allows mounting on most commercial applications

* Optional back check function adjusted by single regulating valve

* UL 10C online directory certification, up to 3 hours fire rating

* UL 228 certified, factory tested life cycles of 200,000+

► Reliable cooperative supplier of global famous door closer trade mark

Finishes: Silver, Bronze, White, Gold, Black, Brown

* GENTLE, NO MANUAL CLOSING: the door will closer by itself, enjoy self-driven

shutdown and lock, maintain quiet and sureness.

* SPRING THRUST, EASY BACK: the commercial-grade arm will not impact opening,

meanwhile shut doors gradually to allow for graceful entry and exit

* CERTIFICATION TRUSTABLE:UL 228 is the primary standard which mush be obtained

for door closers. In fact the model has surpassed a test to 300,000 + cycles.