Read Before You Call Plumbing Guides
Plain guides with the rules quoted from their source: water heater permits, hard water and softeners, pressure regulators, gas smells and sewer cameras.
8 a.m. to 5 p.m., seven days a week. No after-hours emergency service.
7 Guides
The Rules, Explained
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Softener Rules In The SCV
Salt softeners are banned here. What's allowed instead.
Checked October 17, 2026
Read The Guide -
Water Heater Permits
What each city requires, and the strap law.
Checked October 17, 2026
Read The Guide -
LA Gas Shutoff Valves
When Los Angeles requires one on your house.
Checked October 17, 2026
Read The Guide -
Who Owns The Sewer Line
Where your part ends, city by city.
Checked October 17, 2026
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Water Pressure Regulators
The 80 psi line, and how to check yours.
Checked October 17, 2026
Read The Guide -
How Hard Is Your Water
Each supplier's own number, on one scale.
Checked October 17, 2026
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Selling A House
The plumbing rules that come up at sale time.
Checked October 17, 2026
Read The Guide
Call The Plumber
Something leaking, backing up or not heating?
8 a.m. to 5 p.m., seven days a week. No after-hours emergency service.