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2.1 gal. Pre-Pressurized Steel Water Expansion Tank

2.1 gal. Pre-Pressurized Steel Water Expansion Tank

Article Number:
  • $ 4297


Controls thermal expansion of water in open domestic hot water supply systems . Keeps system pressure below relief setting of relief valve . For use with all types of direct-fired water heaters . Rubber diaphragm flexes when water heats . Compatible with gas, oil and electric heaters . Steel construction with a blue outer finish . Tank fitted with expansion membrane to ensure long system life by preventing air and water contact . Maximum 150 psi

This expansion tank controls thermal expansion of water in open domestic hot water supply systems. It absorbs the increased volume of water generated by the hot water heating source. Its' pre-pressurized steel tank uses an expansion membrane to prevent air/water contact for long system life.

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