18" x 18" Square 2-Outlet Black Drainage Catch Basin | RBDDB18S2

Key Features

• UV stabilized to protect from sun degradation
• Use a 3 in. and 4 in. basin adapter to connect basin to 3 in. or 4 in. corrugated pipe and 3 in. or 4 in. triple wall pipe
• Use a 6 in. basin adapter to connect basin to 6 in. PVC pipe (ASTM D2729 and ASTM D3034, SDR 35) and 6 in. corrugated pipe
• Use a basin plug to plug unused outlets
• Use 18 in. square basin risers to extend height by 6 in. in height
• Accepts 18 in. square flat and square atrium grates
• Includes a sump to allow sediment to settle in the basin to minimize clogging of pipes
• Includes four screw holes to enable grates to be secured to basin
• Made in USA