gutter

As we discussed last month, perimeter-overflow details are among the most distinctive and challenging of all features in today’s custom pool market.   In March’s column, we defined the different types of these edge designs, then described the complex, exacting process of building a knife-edge overflow system.  This time, we’ll get into the hydraulic finesse needed to make these systems work.  This includes everything from calculating bather surges to sizing the plumbing and surge tanks needed to make these effects function