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Water Treatment / Softener Installation in Grant County, Washington

4 businesses offering water treatment / softener installation in Grant County, WA. Updated 9-22-26. Serving Moses Lake, Quincy, Ephrata, Royal City, Mattawa and Grand Coulee and the rest of the county.

Business	Phone	Website
Culligan of Moses LakeEphrata	(509) 754-4200	culliganmoseslake.com/locations/ephrata-wa/1412&kcsem=gmb	Report Phone doesn’t work Website doesn’t work
KineticoMoses Lake	(509) 586-4179	kinetico.com	Report Phone doesn’t work Website doesn’t work
OVS - Orchard & Vineyard SupplyMattawa	(509) 932-4242	ovs.com	Report Phone doesn’t work Website doesn’t work
Quincy Waste Water TreatmentQuincy	(509) 787-2350	—	Report Phone doesn’t work

Listed alphabetically. If a phone number or website does not work, use Report on that listing. Business owners: write to contact@hometradesdirectory.com to correct or remove a listing.

All 105 trades in Grant County