Atomic Rooter & Plumbing
C36WILMINGTON, CA 90744
(310) 498 9600View profileLicensed under Class C-36 (Plumbing)
Find CSLB-licensed plumbers in Wilmington, CA. Every listing shows an active licence number you can check yourself.
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Get matched with a licensed proPlumbing in Wilmington covers supply, drainage and gas piping — work that hides behind walls until something leaks. Repiping an older home is disruptive because access holes are part of the job, not a surprise.
Fixture replacements that look simple may need vent adjustments or larger supply lines. A contractor who quotes without looking under the sink is assuming your existing rough-in matches the new fixture.
Sewer lateral condition matters when adding bathrooms. A camera inspection before opening walls can reveal offset joints that a fixture swap alone will not fix.
Class C-36 (Plumbing) is the plumbing classification — CSLB authorizes installation and repair of pipes, fixtures and appliances carrying water or gas. It is distinct from HVAC and fire sprinkler work. Fixture rough-in heights should be confirmed against the cabinet shop drawings before pipes are stubbed out of the wall.
Plumbers listed hold an active Class C-36 (Plumbing) licence at a Wilmington address. Major alterations typically need permits through LADBS with inspection before cover-up. Water hammer arrestors may be required when quick-closing valves are installed on long pipe runs in older homes. Locate main shutoff with the plumber because emergencies are worse when nobody knows the valve position.
Licence status does not show whether someone pressure-tests before closing walls. Ask if that step is included on repipe jobs. Angle stops behind toilets should be replaced when corroded, because a burst supply line floods faster than a slow drain leak.
Tankless water heaters may need a larger gas meter or electrical service. A plumber should coordinate with the utility and electrician before the old tank is removed. Payment should track inspection milestones in Wilmington, not calendar dates alone, so you can verify plumbing progress before each draw.
Every licence number below links to its record at cslb.ca.gov, where you can confirm status and expiry yourself.
17 registered in Wilmington · 4,613 active CLEAR licences across Los Angeles County · page 1 of 193
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Get matched with a licensed proThese sit under the same Class C-36 (Plumbing) licence, so the same contractors are qualified for them.
Class C-36 (Plumbing) covers plumbing, drainage and related fixture work. Gas piping for appliances is within scope when performed by a licensed plumber.
The register lists 17 with an active Class C-36 (Plumbing) licence at a Wilmington address, and 4,613 across Los Angeles County.
Altering concealed supply or drain lines generally requires a plumbing permit from LADBS. Inspection before drywall goes back is standard.
Age, material type and leak frequency drive the decision. Galvanized and polybutylene systems often justify full replacement when the first failure appears.
Galvanized buildup, partially closed valves and undersized supply lines are common. A plumber should diagnose before quoting fixture upgrades alone.