Icon 18 Gal Recessed End Drain ABS Waste Holding Tank w/4 Sensors 12366 18-1928

The tank dimensions are 29-1/2 inch length x 21 inch width x 12 inch height. A 3 inch diameter spigot fitting and a 1-1/4 inch mounting flange is included. All seams are solvent welded. It is used for black or gray water.