6 water treatment companies serving Washington, DC. 2 carry a Google rating (averaging 2.9 stars, 1 at 4.5 or better). Compare ratings and ask at least two companies for a water test before you buy.
6 water treatment companies are listed in Washington, DC. 2 of them carry a Google rating, averaging 2.9 stars.
Rated 4.5 stars or better on Google: Roto-Rooter Plumbing & Water Cleanup (4.7 stars from 2,968 reviews).
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