The patented spring-loaded cap opens with the hydrostatic pressure of water flowing through the drain pipe, then closes as the flow diminishes.
Environmental Benefits:
Manufactured from 100% recycled HDPE
Competitive Benefits:
Reduces trip hazard posed by open drain
Pop-up top keeps rodents and debris out of system
Low-rise to avoid interfering with mowers
Colour matched to surrounding landscape
Fits 3″ & 4″ dia. Pipe