NDS 1216, Original Version, 12 inches

ADDS UP TO 6 INCHES OF HEIGHT to capture water from the surface; ideal for a catch basin that sits deeper underground; riser can be cut to size with a saw to accommodate your project WORKS IN A VARIETY OF LOCATIONS: Drain surface water from lawns, landscaped areas, under downspouts, patios and walkways EASY TO INSTALL: Stacks right on top of 12 in. Catch Basin storm drain, fits a 12 in. Catch Basin Drain Grate on top; load rating based on type of grate installed REDUCES EXTRA DIGGING: Eliminates the hassle of regrading or awkward piping BUILT TO LAST: Made of durable polystyrene treated with UV inhibitors to prevent fading and cracking, Weight: 0.5 Pounds, Manufacturer: NDS