While you can see standard shower sizes as small as 32 x 32 most people would feel comfortable in a 48 x 36 size shower.
Standard size of a shower door length wise.
The measurements of a porcelain tub shower combo include the space required around the tub basin.
The typical shower stall is 36 inches wide by 36 inches deep.
Alcove shower bathtubs commonly are 60 inches wide and their bypass or sliding doors are usually about 58 inches.
Select a door with a height less than or equal to the smallest of these measurements.
When framing the alcove do not add any extra space to accommodate the shower tub.
Anything over 36 inches needs extra support from a side glass panel to support the weight of the door.
The minimum shower door width for a better functionality.
If your home has a little more space available a very common recommendation is to have a shower with minimum dimensions of 60 x 36.
It must be exactly 60 inches.
Other common dimensions are 36 inches by 42 inches and 36 inches by 48 inches.
For smaller bathrooms a shower stall measuring 30 inches by 30 inches combines function with space saving design.
Choosing the appropriate walk in shower size.
If the width is longer than 36 inches you may have to include an extra panel to the door to support the weight of the structure.
In general the width of a shower door should be between 22 inches and 36 inches.
This dimension might be direct to stud or between two wall coverings.
The best width for an entrance to your shower that is both comfortable and aesthetically pleasing is between 22 and 36 inches.
As such for two people the enclosure will be 72 inches or 6 feet wide.
Determine the distance from the top of the tub edge or shower base to the top of the wall unit or tile wall where you want the door to be located.
Measure vertically at both sides.
The tub shower combo 60 x 30 x 72 inches this is often the default shower footprint for many homes both new and old.
The measurement should be to the nearest 1 16 inch.
For convenience and to provide elbow room a standard walk in shower should be at least 36 inches wide.