The TP-35 reverse osmosis tank provides reliable water storage and steady pressure for residential RO systems. With a 9.2-gallon water tanks and an actual holding capacity of approximately 5.5 gallons at 40 psi, it ensures a consistent supply of filtered water. Although the tank's total volume is 9.2 gallons, a portion of the space is occupied by air pressure, which is needed to deliver water to the faucet. Built for durability and essentially no maintenance, this RO tank features a food-grade polypropylene liner, a high-grade chlorobutyl diaphragm, and a corrosion-resistant stainless steel connector to maintain water purity. The sealed brass air valve prevents leaks and minimizes maintenance. Each water storage tank undergoes rigorous quality testing for long-lasting performance. Its compact, vertical design allows easy installation in various RO setups. Upgrade your system with the TP-35 water pressure tank for dependable flow and performance.