Bob Carlson
Reviewing plumber · Washington · 15 years in the field
Every entry below was reviewed against current WA code before publication.
Entries reviewed by Bob Carlson 9 entries
Cast Iron Drain Pipe Problems: Diagnosis and Solutions
Common cast iron drain pipe problems in older Seattle homes and how to address them. WA plumber reviewed with 15 years experience.
Clogged Drain: How to Clear It and When to Call a Plumber
How to clear a clogged drain in a sink, tub, or shower — and when the clog requires a plumber. WA plumber reviewed with 29 years experience.
Faucet O-Ring and Washer Replacement: Why Faucets Drip and How to Fix Them
How to replace a faucet O-ring or washer to stop leaks at the handle or spout. WA 2026 costs. Reviewed by a WA plumber.
Freeze-Thaw Cycle Pipe Damage: Why Pipes Fail After Temperature Swings
How freeze-thaw cycles damage pipes, why some pipes survive one freeze, and how to protect plumbing from repeated freezing. WA plumber reviewed with 15 years experience.
Kitchen Sink Plumbing Renovation: Seattle Homeowner Guide
Moderate · 10 min. What kitchen sink plumbing renovation costs in Seattle, when permits are needed, and what the work involves. WA plumber reviewed with 28 years experience.
Leaking Water Heater: What It Means and What to Do
Where water heater leaks come from, which are serious, whether to repair or replace, and what to do right now. WA plumber reviewed with 15 years experience.
Sewer Lateral Permits: What’s Required and How the Process Works
What permits are required for sewer lateral repair or replacement in Seattle, who pulls them, and what inspections are required. WA plumber reviewed with 15 years experience.
Toilet Gurgles When Shower Drains: Causes and Fixes
Moderate · 10 min. Why your toilet bubbles or gurgles when the shower drains and what to do about it. WA plumber reviewed with 28 years experience.
Water Softener Installation in Seattle: Cost, Process, and Whether You Need One
Water softener installation cost in Seattle, whether Seattle water actually needs softening, and what the process involves. WA plumber reviewed with 15 years experience.