Full Stainless construction, pressure rated up to 25 PSI and feauturing sigh glasses or a fluid level gauge. These tanks are suited for hydraulic oil, lube oil or engine coolant and are built meeting Lloyd's Standards. We offer a small, standard and large size tank depending on application and required system volume. The small and large tanks have been designed to fit in the coaming we offer, the standard tank is a flat mount tank perfect for mounting along any flat panel. Ask for more details and we can help spec the perfect tank for your system!