HT140SD - 60" x 24" x 8" - 30 US Gallon Capacity. Side Drain - RV waste holding tank, available in various OEM configuration or a generic configuration that includes a 3" spigot fitting and 4 level sensors installed. Constructed of tough ABS plastic for long service life. All seams are solvent welded and have a 1 1/4" mounting flange. This tank typically ships within 2 business days. Handles both black & gray water or a combination of both in the tank Certified to IAPMO/CSA standards Upgrade, increase capacity, or replace a leaky or damaged tank with an industry leading quality ICON tank | Icon Technologies Holding Tank, HT140-SD, 60x24x8, 30 Gal. | ABS Plastic