While you can definitely order windows made to custom sizes when you build a home or add new windows you can buy them off the shelf if you have standard sized rough openings which makes for cheap house windows or at least cheaper house windows.
Floor window sizes.
A standard window size for a bedroom window depends what type of window you have installed or are needing replaced in your bedroom.
If you need a size beyond the maximum and minimum sizes shown in the chart below please contact your local pella representative to discuss additional options.
If this is the case it s quite likely your bedroom windows are one of the following sizes.
Single hung window sizes other than those listed would be considered specialty or custom sizes.
Most homes are fitted with single hung or double hung bedroom windows.
One window panel will remain stationary at all times.
If your window notation indicates a 44 inch x 44.
Single hung window sizes come in 24 inch by 36 inch 24 inch by 46 inch 28 inch by 54 inch 28 inch by 66 inch 28 inch by 70 inch 34 inch by 46 inch or 34 inch by 62 inch.
Pella windows are available in a wide range of standard and custom sizes.
A 2426 replacement window has a width of 2 feet 4 inches and a height of 2 feet 6 inches.
Maximum 44 inches to window sill measured from finished floor.
Window wells greater than 44 inches in depth requires a permanently fixed ladder or steps to provide access.
Window wells serving an egress window shall not be less than 9 square feet in area with a horizontal length width of no less than 36 inches.
For example all windows are first fit by the horizontal width then their height.
A side note to these measurements is that a manufacturer adds a half inch to these measurements giving them plenty of room for installation.