Expert Mechanical & Water Services.

Total Water Management.

We provide a holistic approach to your property's water systems. Our certified technicians understand that a beautiful pool or a green lawn starts with mechanical integrity. We specialize in the "hard" side of water—the pumps, filters, pipes, and valves that keep everything moving. Whether we are detecting a sub-surface leak or tuning up your irrigation, we focus on efficiency and longevity. Trust the CPO-certified experts for all your outdoor water needs.

PVC pipes laid in a dirt trench beside grass, with a blue cable running above them

Our Services

Sunny resort pool with turquoise water, palm trees, lounge chairs, and shaded umbrellas

Pool, Spa, & Water Features

Water Works Northwest provides comprehensive mechanical and chemical solutions for your aquatic retreats. As PHTA Board-certified Pool Operators (CPO), we ensure your water is safe, balanced, and crystal clear.


Maintaining a pool or spa requires more than just skimming the surface. It requires a deep understanding of hydraulics, filtration, and chemistry. We specialize in keeping your water

features running at peak efficiency while looking their absolute best.


What We Do


  • Pools: Maintaining your pools System & Equipment to ensure the pool is always ready for a Party!
  • Spas: We make sure your spa is ready every day for a therapeutic soak! 
  • Water Features: We keep your water feature pristine with seamless, attentive maintenance


Lawn sprinkler spraying water across a green yard with trees in the background

Landscape Irrigation and Accent Lighting

Technician testing a cable with a multimeter near a coiled hose and caution sign by a pool

Wire Tracing and Leak Detection

Stop wasting water and money with advanced leak detection services from Water Works Northwest. We use precision technology to find hidden leaks in pools, spas, and irrigation systems.


A small leak can lead to massive water bills and significant property damage if left undetected. We specialize in finding leaks that are hidden underground or behind fixtures without unnecessary digging or destruction.


Detection Method


  • Acoustic Testing

Using high-frequency sound to pinpoint vibrations from pressurized leaks.

  • Pressure Testing

Isolating plumbing lines to identify which section of the system is failing.

  • Dye Testing

Pinpointing structural leaks in pool shells and spa fixtures.


Brick house at dusk with lit windows, front walkway, and two people standing by the warmly lit entrance

Pressure Washing

Restore the beauty of your property with professional pressure washing services. Water Works Northwest cleans and revitalizes your outdoor surfaces, removing years of grime, moss, and algae.


The Northwest climate can be tough on outdoor surfaces. Moss and mildew can make decks slippery and driveways look aged. Our detailed pressure washing service safely restores your property's curb appeal.


Surfaces We Clean

  • Pool Decks & Patios: Keep your pool area safe and sparkling clean.
  • Driveways & Sidewalks: Remove stubborn oil stains and dirt buildup.
  • Retaining Walls & Fences: Restore the original look of stone and wood.
  • Home Exteriors: Gently remove pollutants and environmental grime.
Pool corner with blue water, metal drainage grates, and tan pavement.

Drainage

Protect your landscape and foundation from water damage with professional drainage solutions. Water Works Northwest specializes in managing Northwest rainfall to keep your yard dry and your home safe.


Standing water can lead to root rot, foundation issues, and basement flooding. We diagnose the root cause of your drainage problems and install efficient systems to redirect water away from critical areas.


Our Drainage Services

  • French Drains: Effective subsurface drainage for saturated lawns.
  • Catch Basins & Grates: Efficiently collect surface runoff and debris.
  • Downspout Extensions: Redirect roof water far away from your foundation.
  • Surface Grading: Adjusting the slope of your landscape to promote natural drainage.


Blue industrial pipe valves with yellow piping against a white wall

Backflow Testing

Protect your family’s drinking water and comply with local regulations with certified backflow testing from Water Works Northwest. We provide the technical expertise needed to ensure your home's water stays pure.


Backflow occurs when contaminated water flows backward into your clean water supply due to pressure changes. This is common in irrigation systems and pools. In Renton and King County, annual testing of backflow preventers is often a legal requirement to protect the public water system.

 

  • Inspection

We assess the current state of your backflow assembly.

  • Testing

Certified technicians use precision gauges to verify the device is functioning correctly.

  • Certification

We submit all necessary paperwork to your local water purveyor.

  • Repair

If the device fails, we are equipped to provide immediate, detailed repairs.