?Hold Open at the door open range in 90°~180°?When the door open range is over 90°, this door closer can allow the door remain open at any angle where your strength stop. To fit your needs, you don't need to use external force or additional door wedge to keep the door open any more. And the hold open can be easily released by simply pulling the door range to 0~90°.
?Application Scope?Size 3 Door Closer Commercial with Hold Open applies to door weight between 45-60kg(99lb-132lb), not for light door, door width 60-120cm(23.6"-47.2"), Door open range: 180ºmaximum. Door and door frame should be on the same plane or within 5 cm/1.97" (You can buy the additional parallel-plate when the plane distance is over 5cm, the parallel bracket ASIN: B07L6D7QLK ).
?High Quality?Hydraulic Door Closer is made of commercial grade aluminum alloy, hydraulic operated, totally automatic closing and auto remain open from 90°~180°, speed adjustable, Antioxidative, anticorrosive, rustless, steady, abrasion resistant, weatherproof, hydraulic, quiet and safe closer, Tested by 500,000 cycles, oil leaking probability under 1/1000, gives you a easy and safe life, protects your door and lock.
?All Purpose?This Adjustable door closer works with all types of medium doors -- right and left opened doors, wood and metal doors, residential and commercial doors, exterior/interior door closer, fire doors, glass doors with frame and etc.
?Easy to install?Detailed English installation instruction included, attached with pictures/handy diagram and installation video provided makes you understand easily and install simply. Two-speed adjustments help you control the speed of closing door and protect your door lock.