With a wide array of standard sizing and custom sizing in 1/8" increments, rest assured that Andersen can deliver a window or door that will meet your dimensions.
Select from the tools below to find the specific size information you need.
Standard size charts, custom size information, alignment grids, measurement guides and rough opening guides.
Find My Size
To find products that match your size specifications, use our Find My Size tool.
Area & Opening Specifications
View glass and overall area & opening specs for windows and doors.
Compare minimum to maximum width and height ranges across our product series.
E-Series Sizing Calculator
Calculate dimensions including unit size, rough opening, casing size and masonry opening.