Trusted Hague Products. Backed by A. O. Smith.

For over 60 years, homeowners have trusted Hague water treatment solutions, now backed by the innovation, expertise, and support of A. O. Smith.

The A. O. Smith Advantage

For more than 60 years, Hague products have helped families enjoy better water throughout their homes. Today, the Hague product line is backed by A. O. Smith, one of the world’s leading water technology companies.

With a legacy of innovation dating back to 1874, A. O. Smith brings deep expertise in water treatment, delivering solutions that help address hard water, improve water quality, and protect homes and appliances.

As part of the A. O. Smith portfolio, Hague products benefit from:

  • Continuous investment in water treatment innovation
  • Proven engineering and manufacturing expertise
  • Rigorous product testing and quality standards
  • Long-term product support

When you choose a Hague system, you’re choosing reliable performance supported by the strength and experience of A. O. Smith.

A.O. Smith company history

Why Homeowners Choose Hague

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Proven Performance

Reliable solutions designed to address common water challenges.

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Innovative Technology

Engineered to improve efficiency, effectiveness, and ease of use.

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Whole-Home Solutions

Softening, filtration, and drinking water systems for better water throughout the home.

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Backed by A. O. Smith

Supported by decades of expertise, engineering, and product innovation.

Better Water Starts Here

From softening hard water to improving drinking water quality, Hague products deliver reliable solutions for the home, backed by the expertise and innovation of A. O. Smith.

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