Article
Woodworking & Lumber

Plumbing Guide: Common Issues, Cost & When to Call a Plumber

Lumberama Editorial Team, Plumbing & Home Maintenance Specialists Nov 11, 2026 9 min read
Plumber fixing kitchen sink faucet with professional tools

Common Plumbing Problems

Dripping faucet: Most common plumbing issue. Usually a worn washer, O-ring, or cartridge. Wastes 3,000+ gallons per year. DIY fix: replace the washer or cartridge ($5-$20 in parts, 30-60 minutes). Professional: $75-$200.
Running toilet: Second most common issue. Causes: worn flapper (most common, $5 part), faulty fill valve, or stuck float. Wastes up to 200 gallons per day. DIY fix: replace the flapper ($5-$10, 15 minutes). Replace fill valve ($10-$20, 30 minutes). Professional: $75-$200.
Clogged drain: Kitchen: grease, food particles. Bathroom: hair, soap scum. DIY: plunger, drain snake ($20-$30), baking soda and vinegar. Professional: $100-$300. Main sewer line clog: $200-$600.
Low water pressure: Causes: clogged aerator (clean or replace, $5-$10). Corroded pipes. Water main issue. Pressure regulator failure. Fix: clean aerator (DIY, free). Replace pressure regulator ($200-$400). Repipe (major: $2,000-$15,000).
Leaking pipes: Causes: corrosion, high water pressure, joint failure, freezing. Emergency: shut off water immediately. Temporary: pipe repair clamp ($10-$20). Professional repair: $150-$500 per leak. Pipe replacement: $200-$1,000+ per section.
Water heater issues: No hot water, not enough hot water, strange noises, leaking. See our separate Water Heater Guide for detailed information.

Cost

Service call (trip charge): $50-$150 (many plumbers charge this just to show up).
Hourly rate: $75-$200/hour (average: $100-$150).
Common repairs: Faucet repair/replace: $75-$350. Toilet repair: $75-$200. Toilet replacement: $200-$500. Drain cleaning: $100-$300. Garbage disposal: $150-$400 (install). Water heater replacement: $800-$2,000+. Sump pump: $300-$600. Pipe repair: $150-$500. Main sewer line: $200-$600 (cleaning), $3,000-$8,000 (replacement). Repipe whole house: $2,000-$15,000.
Emergency plumbing: After-hours premium: add 50-100% to normal rates. Weekend/holiday: $150-$300+ per hour. When to pay emergency rates: active flooding or leak you cannot stop. No water to the house. Sewer backup into the home. Burst pipe.

DIY vs Professional

Good DIY projects: Replace a faucet. Fix a running toilet. Unclog a drain. Replace a showerhead. Install a garbage disposal. Replace supply lines.
Call a professional for: Main sewer line issues. Gas line work (dangerous, requires license). Water heater installation. Whole-house repipe. Any work requiring permits. Anything involving the water main. Frozen pipes (can burst if thawed incorrectly). Slab leaks.

Frequently Asked Questions

Lumberama Editorial Team

Plumbing & Home Maintenance Specialists

Contributor to Lumberama’s reference library. Read our editorial standards and source methodology.

Finishing resources

Where readers of this article usually go next.