Product Description

The German hardware fittings are durable. Using release lever strength principle, so long as moves the special purpose handle, the door will lift and run. The pulley under the stopping condition to touch the special hardware to make the door locked. Has being used the top-level pulley system, the most weight **0 kilograms door also can be pushed gently.We have the full set DPEM system which do a great effect of push-pull-starting capability, slippage and security. It is suitable for European and International standard. Using new type thichness , heat insulation pat-bridged aluminum alloy, equips 5**7A*5 double-sides steel hollow glass, saving enegy sources and having good sond insulation. You can also have electric and intelligentized shutter.