Unfortunately there is no hard and fast rule on standard door frame sizes in the uk.
Door frame width uk.
The most common door frame width is 762mm in england wales and 726mm in scotland to accommodate the most popular door sizes of the same size.
The standard sizes of door sets are the dimensions of the frame which will be installed in the rough opening.
What are the standard door frame sizes.
The most typical door frame width in england wales is 762mm.
These are important because they must also account for door jamb material to be within their widths.
This can lead to some difficulty in finding a door that will fit especially when.
If you require a non standard sized door then you should opt for a bespoke door option.
Another thing to consider isn t just the door frame but the size of the door opening.
Door frames can be supplied pre assembled or in component parts which can be cut to size to fit all door sizes.
If you want to keep an existing frame you can also get door slabs without a frame.
What if i don t have a standard sized internal door or opening.
The most common door frame widths are 762mm as they can accommodate the most regularly sized door.
How wide is a uk standard internal door frame.
Internal doors have to meet minimum height and width requirements due to building regulations but there s nothing to dictate that all doors must be x size.
The rough opening will usually be 5 10 mm larger than the frame to allow for movement and straightening of the frame.
Door frames can be supplied pre assembled or in component parts which can be cut to size to fit all door sizes.
However the door frame size you require depends on the opening within the wall which can vary from building to building meaning there is no standard door frame size.
If you re unsure what size you need take the time to measure up using this simple guide.
The set comprises an 1800mm 6 wide pair of doors and a frame that will accomodate the doors plus 1 or 2 fixed sidelights of nominal width 450mm or 600mm available separately.
It s common practice for framers to typically add about 2 inches of buffer to the standard so door openings often vary between 36 inches and 38 inches.
In scotland the most common door frame width is 726mm.