KALE DOOR HYDRAULICS NO:2-5 (25/125 KG) The weight of the door to be used in the use of hydraulic door springs is very important.

Therefore, it is important to know the approximate weight of the door in order to find the most suitable hydraulic spring for your door.

If a heavy hydraulic door spring is attached to the lightweight doors, the door hardly opens and closes hard.

If a light hydraulic door spring is attached to the heavy doors, the door hardly closes.

It is very important to install the hydraulic door springs in accordance with the installation diagram.

One of the 2 different adjustment places on the hydraulic door springs adjusts the closing speed of the door, while the other adjusts the closing speed of the door at the end.