Automatic Fire Door Closers 3 Hours Fire Rating 300000 Life Cycles for Wooden Door

• UL 228 standard, factory tested life cycles 300,000
• Exquisite Craft : even running, oil tight, noiseless
• Dorrenhaus - 7 years supplier to top world's brand

The body size (LxWxH) of this model is 167*37*56.5mm, quite near to the body spec.

of larger model D303, which is of 178*40*59.3mm, the cost of this model will be

around 15% lower than D303, meanwhile the model is of UL listed but D303

is without UL certification, which is of China compulsory product certification.

• Automatic Fire Door Closer UL Certified Overhead Fire Rating for 3 hours
• Suitable for low working wooden door, such as residential hallway door etc.
• Non handed installation, package for Regular-Arm and Top-Jamb mountings
• Obtain certifire of UL 10C in 2013 for self-closing door closers
• Two control valves, one adjust closing speed, another controls latching speed
• Closer Material: refined casting aluminum housing with flat steel rocker arm
• Whole process controlled beginning from open power to the final latching speed
• Structure: rack and pinion twice heat treated, with economical powder bearing
• Fuchs Brand Lubricants especially for qualified door closer constant lubrication.
• Core Advantages: Market Leader Model, reach UL 228 international standard
• Closer appearance: small dimension, soft with its body , temper force with grace

► Trusted cooperative supplier of international top door control companies

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

* SPRING THRUST, EASY BACK: the flat steel rocker arm will not impact opening,

meanwhile shut doors gradually to allow for graceful extry and exit

* SOFT, HANDS-FREE CLOSING: let the door finish work, enjoy self-driven closing

and latching, maintain quiet and security.