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Mainline Plumbing & Heating

Plumbers · 1451 7th St, Tucson, AZ 85704

4.9 (267 reviews) · 12 years in business
  • Licensed & Insured
  • License #AZ-677651

Call now: (257) 524-2659

About Mainline Plumbing & Heating

Mainline Plumbing & Heating is a family-owned family-run plumber company serving Tucson, AZ and the surrounding metro since 2014. The team handles everything from emergency drain clearing and water heater swaps to full repipes and sewer line replacement, with a focus on transparent, up-front pricing and clean, code-compliant workmanship. All technicians are state-licensed master or journeyman plumbers and arrive in fully-stocked trucks, which means most jobs are completed in a single visit. Customers regularly highlight the on-time scheduling, the no-pressure quoting style, and the post-job walkthrough where the lead plumber explains exactly what was repaired and why.

Mainline Plumbing & Heating serves homeowners across Tucson, AZ and surrounding ZIP codes including 85701, 85704, 85710, 85716, 85730. Pricing is up-front and quoted in writing before any work begins, with no obligation if the estimate isn't right for your project.

Services offered

  • Water filtration systems
  • Garbage disposal service
  • Drain & sewer cleaning
  • Water heater install & repair
  • Toilet & faucet install
  • Sewer camera inspection

Service area

Mainline Plumbing & Heating covers Tucson and the surrounding metro, typically responding to addresses within 25–35 miles of 85704. Same-day appointments are commonly available for non-emergency requests booked before noon, and 24/7 emergency dispatch is offered for active leaks, electrical hazards, no-heat/no-cool calls, and lockouts when applicable.

Licensing & insurance

FixNearMe verifies that Mainline Plumbing & Heating holds an active AZ contractor license (#AZ-677651) and carries general liability insurance covering work at residential properties. We re-verify licensing annually and remove any pro whose status lapses or whose review pattern deteriorates.

How to request a quote

Use the free quote form on this page to send your job details directly to Mainline Plumbing & Heating and up to two other nearby plumbers in Tucson. You'll receive up-front written quotes — usually within an hour during business hours — so you can compare apples to apples before booking.

Recent customer reviews

★★★★★
Got us booked the same day and finished the job in a single visit. Cleaned up everything before they left — couldn't even tell they'd been here.
— Mark T., Tucson
★★★★★
Honest pricing, showed up on time, and explained exactly what was wrong before doing anything. Quote was 25% lower than two other shops we called.
— Sarah K., Tucson
★★★★★
They diagnosed an issue three other contractors had missed. Fixed it in two hours and didn't charge for the diagnostic visit. Easy 5 stars.
— Karen W., Tucson

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