Do you serve homes outside Irvine?

Yes. We also serve homeowners in Tustin, Lake Forest, Mission Viejo, Newport Beach, and Costa Mesa.

What kinds of drains do you clean?

We help with common household drains, including kitchen sinks, bathroom drains, tubs, showers, and other slow or backed-up lines.

Can you help if a drain keeps clogging?

Yes. Recurring clogs can point to a deeper blockage or pipe issue, and we can inspect the line and recommend the right repair.

Do you service residential water heaters?

Yes. We help with common water heater problems such as inconsistent hot water, unusual noises, and units that are not heating properly.

How can I tell if I need leak detection?

Water spots, musty odors, higher water use, or the sound of running water can all be signs of a hidden leak.

What should I do before my plumbing appointment?

Clear a path to the work area, note any recent plumbing changes, and be ready to describe when the problem started.

What happens when I request emergency plumbing service?

Let us know what is happening and where the issue is located. We will review the situation and help you schedule the appropriate next step.

Do you focus on residential plumbing?

Yes. Lantz's Mountainside Plumbing is centered on practical plumbing help for homeowners and common household plumbing systems.

About – Lantz’s Mountainside Plumbing

About Us

We make home plumbing simpler.

Lantz's Mountainside Plumbing serves Irvine homeowners with clear, practical help for the plumbing problems that interrupt daily life. The goal is simple: solve issues efficiently, explain the work clearly, and make the process easier to navigate.

Our team focuses on residential service, from clogged drains and hidden leaks to water heaters and pipe repairs. Every visit is handled with straightforward communication, careful diagnosis, and respect for your home.

Our Values

What guides every visit.

Clarity

We keep communication straightforward so homeowners understand the problem and the proposed solution.

Care

We treat each home with attention and work carefully around the spaces people use every day.

Practicality

We focus on useful plumbing solutions that address the issue clearly and efficiently.

Get Started

Schedule Your Plumbing Visit

Tell us what is going on, and we will help you book the right plumbing service for your home.

Request Service