Drill and countersink two holes in each PVC piece, then space and screw them along a pair of 2-in.-wide boards. Attach the upper board to your shop wall and snap a pipe clamp in either end to position ...
The Correctdeck low-maintenance decking uses a completely hidden fastener system ... To get a perfectly straight start, snap a guideline to mark the edge of the first deck board, allowing for a 1-in.