ISO90012008_blueEvery Garratt-Callahan program is a custom solution, designed, monitored, and maintained for your facilities. Whatever your water treatment challenges may be, Garratt-Callahan manufactures a complete arsenal of products to meet them.

Garratt-Callahan is proud to be ISO 9001:2008 certified — your assurance that our products and services are of the highest quality.

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