Finding blisters or bubbles on the surface of a tennis court is a common problem, especially on concrete substrates. Many court owners are confused about the fact that sometimes blisters are there, sometimes not. The first thing they did was to blame the resurfacing contractor because it was good before, and now the problem occurs after the new surface application.

Acrylic tennis court surfaces are semi-permeable or breathable and allow a small amount of water vapor to pass through them from beneath the board. However, if there is a lot of water trying to pass, it may cause this. When the tennis court or basketball court does not use the appropriate perimeter drainage system to disperse the rain, most of the water will fall directly under the court. When the sun heats the surface, the water absorbs upward as a vapor. This creates hydrostatic pressure and can break the bond between the coating and the asphalt or…

Tennis court surface – foam, blisters and drainage problems was originally published on Spring