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Whether you're hiring, planning, or fixing something yourself.
Need a Plumber?
Search licensed plumbers by location. See credentials, specialties, and contact info. Call them directly.
Planning a Project?
Get code-compliant calculations for pipe sizing, water heaters, drainage, and cost estimates.
Something Broken?
Troubleshoot common issues, learn what's wrong, and find DIY repair guides.
Professional Plumbing Calculators
Built to IPC and UPC standards. Get numbers that pass inspection.
Gas Line Sizing
Calculate proper gas pipe diameter based on BTU load, pipe length, and material type.
Tankless vs Tank
Compare water heaters with cost analysis and ROI calculations.
Pipe Sizing
Calculate optimal diameters for water supply and drainage systems.
Water Heater Sizing
Determine the right capacity for residential and commercial applications.
Drain Slope Calculator
Calculate proper drainage slopes for code compliance.
Cost Estimator
Estimate project costs with material and labor breakdowns.
Installation Guides & FAQs
Written by professionals who've done this work hundreds of times.
Why PlumbersDen Works
Built for homeowners who want real information, not marketing fluff.
Everything. Forever.
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License Numbers Listed
Verify credentials yourself through your state's licensing board. No unlicensed handymen.
Code-Compliant Calculators
Built to IPC and UPC standards. Numbers that pass inspection, not ballpark guesses.
No Registration Required
Click and use. That's the whole process. No email signups, no accounts, no tracking.
Direct Contact Info
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