Fernco® FSDP-QUAD Storm Drain Corner, 4 WayThe StormDrain Plus Quad slide into the Channel's female ends and cut to length end while including tabs to fit into the male ends. No clips or screws required to assemble. No clips or screws required to assemble 4 way connector The Quad allows left or right hand extension of the StormDrain Plus or even T and X configurations. The required openings are easily cut out Storm drain corner For drain channels with grates, 39. 5" a surface water drainage