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Water Treatment / Softener Installation in Diamond Bar, California

3 businesses offering water treatment / softener installation with a Diamond Bar address in Los Angeles County, CA. Updated 9-22-26.

Business	Phone	Website
Roto-Rooter Plumbing & Water CleanupDiamond Bar	(909) 634-3955	rotorooter.com/diamondbarca	Report Phone doesn’t work Website doesn’t work
truClear Water Filtration Co.Diamond Bar	(909) 491-9941	—	Report Phone doesn’t work
Wise Water SystemDiamond Bar	(909) 861-4194	drinkwisewater.com	Report Phone doesn’t work Website 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 water treatment / softener installation in Los Angeles County, by townAll 105 trades in Los Angeles County