Serving Apache Junction, Mesa, Tempe, Scottsdale and more – Discount for Veterans, Seniors and School Staff!

Reliable Water Heater Repair & Replacement

Specializing in traditional, tankless, and solar water heater solutions for homes and businesses throughout Arizona.

Why Choose Mountain AZ Plumbing

Is your water heater acting up? At Mountain AZ Plumbing, we understand the inconvenience of a malfunctioning water heater. We offer comprehensive water heater repair and replacement services to ensure you have reliable hot water when you need it.

Local Experts

Proudly serving Arizona for over 15 years with specialized knowledge of local water conditions.

Comprehensive Solutions

From minor repairs to complete water heater replacement, we handle all types and brands.

Customer-Focused

Your comfort is our priority. Clear communication and exceptional service from start to finish.

Certified Technicians

Our team is fully licensed, insured, and trained in the latest water heater technologies.

Comprehensive Water Heater Services

Water Heater Repair

Is your water heater making strange noises, leaking, or not producing enough hot water? Our skilled technicians can diagnose and fix common issues quickly:

  • No hot water issues
  • Lukewarm water problems
  • Strange rumbling or popping noises
  • Leaks around the tank or connections
  • Pilot light and thermostat malfunctions
  • Heating element failures

We repair all makes and models with genuine parts and a satisfaction guarantee.

Water Heater Replacement

When repairs aren't enough, or your old unit is inefficient, we provide professional water heater replacement services:

  • Expert sizing recommendations
  • Professional removal and disposal
  • Code-compliant installation
  • Thorough testing and inspection
  • Energy-efficient options

We help you choose the right water heater for your home and budget, including traditional tank, tankless, and solar water heaters.

Specialized Water Heater Services

We offer solutions for all types of water heating systems:

Tankless Water Heaters

Efficient and on-demand hot water solutions. Installation, repair, and maintenance services.

Solar Water Heaters

Eco-friendly and energy-saving solar water heater solutions for Arizona homes.

Commercial Water Heaters

Specialized solutions for businesses, restaurants, and multi-family properties.

Our Water Heater Service Process

What to expect when you choose Mountain AZ Plumbing

1

Schedule Your Service

Contact us online or by phone for prompt scheduling. We offer same-day service for emergencies.

2

Expert Diagnosis

Our technician arrives on time, assesses your water heater's condition, and explains the issue.

3

Clear Solutions & Pricing

We provide transparent pricing and explain all repair or replacement options without pressure.

4

Professional Service

Efficient repair or installation using quality parts and manufacturer-approved techniques.

5

Post-Service Check

We test everything thoroughly, clean up our work area, and ensure you're completely satisfied.

Water Heater FAQs

How long does a water heater last?

The average lifespan of a traditional tank water heater is 8-12 years. Tankless models can last 15-20 years with proper maintenance. Factors like water quality, usage patterns, and maintenance frequency significantly impact longevity. Arizona's hard water can reduce lifespan by 2-4 years without proper maintenance.

What are the signs I need a new water heater?

Key indicators you need water heater replacement include:

  • Age over 10 years
  • Rust-colored water
  • Frequent repairs needed
  • Water pooling around the base
  • Strange noises (popping, rumbling)
  • Inconsistent water temperature
  • Significantly higher energy bills
How long does a new water heater take to heat up?

For traditional tank water heaters, initial heating time is typically 1-2 hours after installation. Tankless models provide hot water almost instantly (within seconds). Recovery time (time to reheat after depletion) varies:

  • 40-gallon electric: 1.5-2 hours
  • 40-gallon gas: 45-60 minutes
  • 50-gallon electric: 2-2.5 hours
  • 50-gallon gas: 60-75 minutes
  • Tankless: Instantaneous (no storage tank)
What's the difference between commercial vs residential water heaters?

Commercial and residential water heaters differ in several key ways:

  • Capacity: Commercial units have larger storage tanks (100+ gallons) or higher flow rates
  • Durability: Commercial heaters are built for continuous operation
  • Recovery Rate: Commercial models heat water much faster
  • Complexity: Commercial systems often have advanced controls and multiple heating elements
  • Installation Requirements: Commercial units require special venting, gas lines, and electrical service
  • Regulations: Commercial installations must meet stricter building codes
Can I repair my water heater myself?

While some minor maintenance tasks are DIY-friendly, most repairs should be left to professionals. Water heaters involve electricity, gas, high temperatures, and water pressure - a dangerous combination for untrained individuals. Common DIY mistakes include:

  • Improper gas line connections (fire hazard)
  • Incorrect electrical wiring (shock hazard)
  • Over-tightening connections (causing leaks)
  • Using incorrect replacement parts
  • Voiding manufacturer warranties

For safety and proper function, we recommend professional service for all but the simplest maintenance tasks.

What's involved in water heater installation in Tempe?

Professional water heater installation in Tempe involves several key steps:

  • Permit acquisition and compliance with local codes
  • Safe removal and disposal of old unit
  • Preparation of installation area
  • Precise measurements for proper fit
  • Water line connections with appropriate fittings
  • Gas line or electrical connections (by licensed professionals)
  • Venting system installation and testing
  • Pressure relief valve installation
  • Thorough leak testing
  • System startup and performance verification
  • Cleanup and customer education

We handle all aspects of water heater installation to ensure safety, efficiency, and compliance with Tempe regulations.

Don't Suffer Without Hot Water

Contact Mountain AZ Plumbing for fast, reliable water heater service.

(623) 451-8952