Bathroom & Kitchen Plumbing Remodel Services
Planning a bathroom or kitchen remodel? The plumbing is the foundation of your project's success. Lighthouse Plumbing provides expert remodel plumbing services throughout Issaquah, Fall City, Snoqualmie, and King County.
From moving drain lines to installing new fixtures, our licensed plumbers ensure your renovation goes smoothly. We work with homeowners and contractors to deliver quality plumbing rough-in and finish work that meets code and exceeds expectations.

Our Remodel Plumbing Services

Bathroom Remodel Plumbing
Complete plumbing services for bathroom renovations—from powder rooms to master bath transformations.

Kitchen Remodel Plumbing
Relocate sinks, add dishwashers, install pot fillers, and upgrade your kitchen's plumbing infrastructure.

Fixture Installation
We install sinks, faucets, toilets, showers, bathtubs, and all plumbing fixtures with precision.

Drain Line Relocation
Moving your sink or adding a bathroom? We relocate drain lines to accommodate your new layout.

Water Line Installation
We install new water supply lines for relocated or additional fixtures.

Gas Line Work
Need gas for a new range or dryer? We handle gas line installation and relocation safely.
Bathroom & Kitchen Plumbing Details
Bathroom Plumbing Services
Whether you're updating a guest bath or creating your dream master bathroom, we handle:
- • Toilet installation and relocation
- • Vanity and sink installation
- • Shower and tub plumbing
- • Walk-in shower conversions
- • Tub-to-shower conversions
- • Double vanity installations
- • Bidet installations
- • Heated floor connections
- • Drain line rough-in
- • Water supply installation
Kitchen Plumbing Services
A kitchen remodel often involves significant plumbing work. We can help with:
- • Sink relocation and installation
- • Faucet installation (including pot fillers)
- • Dishwasher hookups
- • Garbage disposal installation
- • Ice maker connections
- • Instant hot water dispensers
- • Water filtration system installation
- • Gas line for ranges and cooktops
- • Island sink plumbing
- • Under-sink organization solutions
Why Hire a Professional Plumber for Your Remodel?
Code Compliance
Plumbing work must meet local building codes. We ensure all work passes inspection the first time.
Proper Venting
Drain systems require proper venting to function correctly. Improper venting causes slow drains, gurgling, and sewer odors.
Avoid Costly Mistakes
Plumbing errors discovered after your beautiful new tile is installed are expensive to fix. Get it right the first time.
Coordination with Contractors
We work seamlessly with general contractors, tile installers, and cabinet makers to keep your project on schedule.
Water Damage Prevention
Proper installation prevents leaks that can damage your new cabinets, flooring, and finishes.
Our Remodel Process
Consultation
We review your plans and discuss your plumbing needs
Detailed Quote
You receive a clear estimate for rough-in and finish work
Rough-In Plumbing
We install drain lines and water supplies before walls close
Inspection
Work is inspected and approved before proceeding
Finish Plumbing
We install fixtures once finishes are complete
Final Testing
We test everything and ensure you're completely satisfied

Planning a Remodel?
Contact Lighthouse Plumbing early in your planning process for a free plumbing consultation and estimate.
Frequently Asked Questions
When should I contact a plumber for my remodel?
Contact us during the planning phase—before demolition begins. This ensures we can coordinate with your contractor and identify any potential issues early.
Can you move my sink to a different location?
Yes! We regularly relocate sinks, toilets, and other fixtures. Moving plumbing involves rerouting drain and supply lines, which we handle expertly.
Do I need permits for remodel plumbing?
Most plumbing work requires permits. We pull all necessary permits and schedule inspections to ensure your project is code-compliant.
How much does remodel plumbing cost?
Costs vary significantly based on scope—a simple fixture swap costs much less than relocating drains. Contact us with your plans for an accurate quote.
Do you work with contractors?
Absolutely. We work with general contractors, designers, and homeowners. We're happy to coordinate scheduling and communicate directly with your project team.
