UL Listed Commercial Hydraulic Door Closer Heavy Duty Adjusting Speed and Force

  UL Listed Commercial Hydraulic Door Closer Heavy Duty Adjusting Speed and Force

•        ANSI A156.4 Grade 1 certification, 2 mils + life cycles        
•        Dorrenhaus - Focusing on manufacturing door closer       
•        Even operation, oil tight, no abnormal sound                      

           Ω  Casting alloy aluminum closer body with reinforced adjustable steel arm

           Ω  Electroplated plastic cover available, slim plastic cover is for optional

           Ω  No manual closing required, designed for all standard installation methods

           Ω  UL 228 listed American style heavy duty commercial hydraulic door closer

           Ω  Dual adjusting valves control the closing & latching speed separately

           Ω  Adjusting closing force #1-6, comply with regulation of ADA standard

           Ω  Adjustable back check available, delayed action, & hold open optional 

           Ω  UL 10C certification, fire rated up to and including 3 hours

           ► Long-term cooperative vendors of world's top door hardware companies

           Painting - Aluminum, White, Bronze, Black, Gold, Brown            

      * GENTLE, NO NEED TO CLOSE BY HAND: let the door close by itself, enjoy automatic closing

         and latching, maintaining quiet and security.

      * SPRING THRUST, EASY CLOSING: commercial-level swing arm will not impact opening, while

         closing doors slowly enough to allow graceful entrance and exit

      * RELIABLE CERTIFICATION: ANSI 156.4 - Grade 1 is the topmost achievable standard for door

         closer. This one has actually surpassed a test to 2 million + cycles.

      * ADJUSTABLE TO YOUR NEEDS: let customer act at their own pace. which level should be

         adapted for closing power: from level 1 to level 6.

      * MEET YOUR REQUIREMENTS: surface mounted model and full sets of screw package, allow

         you to install at any high-traffic area, supply full control at the same time.