Updated: May 20, 2026 Architectural diversity is one of the most rewarding aspects of Canadian home design. From the sprawling floor-to-ceiling windows of modern Toronto condos to the charming, arched alcoves found in historic Montreal townhomes, unique windows give a property its character. However, while these features are visually stunning, they often present a significant challenge when it comes to privacy and light control. Standard, off-the-shelf window treatments simply won't suffice for a window that is ten feet high, perfectly circular, or angled to follow a roofline. At Blinds Concept, we believe that "unusual" should never mean "uncovered." Finding the right custom shades involves more than just measuring width and height; it requires an understanding of structural integrity, fabric weight, and mounting possibilities. Whether you are dealing with a skylight, a bay window, or a transom, this guide will walk you through the complexities of outfitting non-standard windows with precision and style. How do you measure irregular shaped windows for shades? Measuring a standard rectangular window is straightforward, but irregular shapes require a more technical approach. For arched windows, for example, you cannot simply measure the peak; you must also measure the height of the vertical sides (the "leg") to determine where the curve begins. Similarly, for triangular or trap…