Watertree Water Conditioning

Serving the Black Hills

SINCE 1939

WaterTree Inc. has been treating water in the Black Hills since 1939. The Rapid City business has been in the Robinson family since 1954. Our business maintains the regions most complete and well trained staff providing expert sales and service of residential, commercial and industrial water equipment products.

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News & Specials

75th Anniversary

Come join us in celebrating 75 years of dedication to the Black Hills. Sept. 10-14 2014...

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Free Installation

Free Basic Installation* with Softener Rental *additional plumbing will be extra. See store for...

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Pool & Spa Center

We carry the best brands of pools, spas, grills, more!

Pool & Spa Center