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Water Treatment Systems

Clean, Safe Water for Every Tap

From hard water scale to strange tastes or odors, Day Mechanical provides custom water treatment systems that target your home’s unique water chemistry.

Our Water Treatment Services
  • Water testing & analysis
  • Softener and filtration system installation
  • Iron, manganese & sediment removal systems
  • Reverse osmosis (RO) units
  • UV disinfection
  • Filter changes & annual maintenance
Why It’s Important

Untreated water causes buildup in pipes, damages fixtures, and shortens appliance life. Filtration improves taste, protects plumbing, and ensures safe water for your family.

Maintenance Frequency:

  • Change filters every 6–12 months
  • Annual water test to adjust treatment system settings
Why Choose Day Mechanical

✔ Trusted local water specialists with 45+ years experience
✔ Correctly sized systems that actually fix the issue
✔ Ongoing filter supply & service reminders

Service Areas & Contact

Greater Snohomish County area, Marysville, Arlington, Lynnwood, Granite Falls, Monroe, and Lake Stevens.

Day Mechanical

Owner: Kurt Day

Business Hours

Monday through Friday:
8:00am – 5:00pm


Saturday & Sunday:

Closed or by appointment

Licensed, Bonded, & Insured

DAYMEM*764OC

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