Please note: this is not the full representation of what we carry at the store. If you are looking to special order please call us at (423) 253-3133 or send an email at

Reliance Pump Tanks (PMD20 - 20 Gallon)


SKU: 823503

A Reliance Pump Tank is a must for any home that uses a pump to draw water from a well.

  • It ensures that your pump will run for at least one minute each time it cycles, as required by pump manufacturers

  • It stores a supplemental water supply between pump cycles, to reduce the number of cycles throughout the day, and helps prolong pump life

  • It helps maintain water pressure within your system, ensuring proper operation of your dishwasher and washing machine, and robust flow for showering and bathing.

A properly sized pump and pump tank will work as a team to meet your needs and will deliver many years of dependable service.


  • Strong, flexible butyl diaphragm, powder-coated inner shell for permanent separation of air and water

  • In-line models from 2 through 14 gallons, designed for installation directly into the cold water line

  • Free-standing models from 14 through 119 gallons


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