In order to produce a precise window to fit your opening we require precise dimensions from you. This calculator is made for you to verify your measurments. Enter the segment length in the appropriate box for all six dimensions. If the measured value of CD differs by more than 0.125”(3mm) recheck your measurments. If upon reverification you still have a discrepency, please contact us.
*The mesurments must be entered in inches using decimals. EX(1.125)