On outside mounts, spacer blocks are used to project the installation bracket away from the mounting surface when additional shade clearance is needed. Use a maximum of three blocks, with the solid sides facing the mounting surface. Check to be sure your mounting screws are long enough for a secure installation. Extension Brackets Extension brackets can also be used with installation brackets to allow outside-mounted shades to clear obstructions. Hold down brackets are optional installation components used to prevent the bottom of the shade from swaying.
All blinds come with complete installation instructions for their product.
This is an overview for those considering installing the products themselves. The products you purchase may not be installed exactly as described here. Usually box brackets are supplied with most 1 and 2 inch horizontal blinds. These brackets are usually installed in the corner of the window frame. The headrail of the blind is then inserted into the brackets and the bracket doors snapped shut.