Internal Door 3 Hinge Positions

The top hinge need to be positioned approx.
Internal door 3 hinge positions. For the time being fix the hinges in position using one screw in each of the hinge centre fixing holes in case any adjustments have to be made. How to hang a new internal door in position. Now all the preparation work for fitting the hinges is complete you can either fix the hinges to the door frame or as i prefer fix them to the door edge. When a door starts to sag and hang crooked it always does so from the top so the upper part of the doorknob side is where it will start to catch.
For heavier doors i use two 4 butt hinges or for very heavy doors three 4 butt hinges. Hillman squeak proof 3 1 2 in oil rubbed bronze 5 8 in radius mortise door hinge 3 pack item 953103. Hinges are generally spaced out equally to also keep the door straight. 170 180mm 6 inches from the top.
Bigger solid core doors require 3 or 4 or more hinges with ball bearings. For light weight internal doors two 3 butt hinges should be adequate. If they have 3 x 3inch hinges such as a bathroom door where high humidity can sometimes bow the middle if you measure from the top of the door and mark at 6in 36in and 66in positions marking the hinges below these marks and you end up with a perfectly centred hinge 27in between leafs plus the bottom hinge is 9in from the bottom. How to determine hinge spacing on a door.