If you want to make the gate taller, you can certainly do so. To offer some level of protection against animals that are taller. How to : First, determine how tall you wish to make your removable gate(s). For this project, I built a gate that was 4-foot wide by 1-foot high. You may need a taller gate depending on the existing height of your raised bed and/or the type of critters you're trying to keep out. From the two 1" x 2" x 8' furring strips, cut out two pieces that are 4-feet long and two pieces that are 1-foot long. After pre-drilling the screw holes, screw the four pieces together. You'll have a long rectangular frame shape (Photo A). Cut out a 4-foot by 1-foot piece of hardware cloth from a roll or sheet. Attach it to the rectangular frame with staples, about 3"-4" between staples. This is done on the same side that the two 1-foot long side pieces are on (Photo B). After pre-drilling the holes, screw the two 2-foot wood dowels to the ...