Allow enough gap (check with flooring manufacturer for specifications) between the Carpet Shim and Tack Strip and the hard surface to tuck your carpet. Add a Universal Side Shim to the end of your installed Carpet Shim to eliminate the drop off, which completes your installation. Carpet Shims are available in 1/4", 3/8", and 1/2" x 8" x 32", and 1/4", 3/8", and 1/2" x 12" x 48". Universal Side Shims are available in 3/8" and 1/2" for both the 8" and 12" Carpet Shim. Circle 349 on the Reader Inquiry Card.