For showers, drinking, and cooking, this universal 67l (17.7gal) water tank mounts to any flat surface.   Moulded with slots along the sides of the tank to accommodate tie-down straps.   67l (17.7gal) capacity.   Made from food grade polyethylene and is BPA free.   This tank has plastic pipe fittings and The WTAN014 for this water tank is sold separately.