SHURFLO Pre-Pressurized Accumulator Tank - 24 oz.. Specifically designed to be installed downstream of your pump this tank helps reduce unwanted cycling pulsation and pressure spikes while helping to prolong pump life and save battery power. SHURFLO's accumulator tank uses a patented domed displacement diaphragm to minimize noise and power usage. This 24 oz. accumulator tank accommodates space constraints in your RV. Specifications for SHURFLO Pre-Pressurized Accumulator Tank: Manufacturer: SHURFLO Color: Black Features of SHURFLO Pre-Pressurized Accumulator Tank Reduces Pump Cycling Smooths Water Faucet Pulses Pre-Pressurized to 30 PSI with Built-In Diaphragm Package Contents: SHURFLO Pre-Pressurized Accumulator Tank SHURFLO 182-200: Pre-Pressurized Accumulator Tank - 24 oz.