Water Heater Installation in Los Angeles
From replacements to upgrades, we provide water heater installation that keeps your hot water flowing every day.
Few things disrupt your daily routine faster than losing hot water. From morning showers to dishwashing, a dependable water heater keeps your home running smoothly. If your old system is breaking down, inefficient, or can’t keep up, it’s time to consider a new water heater installation.
At Over Under Plumbing, we specialize in hot water heater installation across Los Angeles. Our team installs both standard tank units and modern tankless systems, tailored to your home’s size, budget, and lifestyle. If you’ve been searching for “water heater installation near me”, you’ve found a local company that gets the job done right the first time.

Why Water Heater Installation Matters
In Los Angeles life goes crazy fast, so having hot water feels kind of essential for any family. A lot of old houses still run on heaters that were made long ago and they seem to crawl just enough. Those tired machines waste power; might give you cold taps; make the bill go up; even cause leaks that soak floors.
When a water heater begins to fail, the warning signs can add up quickly.
Inconsistent Water Temperatures – that turn hot showers cold in seconds.
Leaks and Water Damage – around the unit or nearby floors and walls.
Rusty or Discolored Water – that impacts the quality and taste.
Spiking Energy Bills – from a system working harder than it should.
Sudden Failure – that leaves the entire household without hot water.
Investing in a new water heater installation isn’t just about comfort; it’s about protecting your home, your wallet, and your family’s daily routine. Modern systems, especially tankless units, heat water more efficiently, last longer, and provide the confidence that hot water will always be available when you need it.
Benefits of Choosing Over Under Plumbing for Water Heater Installation
Not every plumbing company delivers the same results. Here’s why homeowners trust Over Under Plumbing for water heater and installation services:
- Fast Service: Most installations completed in one day.
- Licensed, Insured Plumbers: Work performed to California codes.
- Tank & Tankless Options: Choose the system that fits your needs.
- Clear Pricing: We explain water heater installation cost upfront.
- Emergency Availability: Quick response for unexpected breakdowns.
- 30-day Workmanship Guarantee: We stand behind every install.
Whether you need a traditional tank unit or a tankless upgrade, our team provides expert service from start to finish.
How Our Water Heater Installation Process Works
Installing a new water heater may sound overwhelming, but our team has designed a clear, step-by-step process that keeps everything simple and stress-free. From the moment you call, we guide you through every stage so you know exactly what’s happening in your home.
Here’s how our water heater installation process works:
1. Assessment – We inspect your current system and recommend the best replacement.
2. Estimate – You’ll receive a detailed breakdown of the water heater installation cost, including parts, labor, and disposal of your old system.
3. Installation – Our team carefully removes your old water heater and installs the new unit to California code standards, ensuring safety and efficiency.
4. Testing & Adjustments – Once installed, we thoroughly test the system for proper water flow, temperature control, and performance. We also explain how to operate and maintain your new heater.
5. Cleanup – Your home is left neat, with hot water restored the same day.
By the end of the process, you’ll have a brand-new system that delivers reliable hot water and long-lasting performance.
Tank vs. Tankless Water Heaters

When picking a water heater you might weigh the old‑fashioned tank that keeps water ready versus a tankless model that appears to heat only while you need it. Your family size, budget, and hot water demand likely decide for you.
Tank Water Heaters
- Lower Upfront Cost: Affordable to purchase and install.
- Large Storage Capacity: Keeps 20–80 gallons of hot water ready for use.
- Best for Moderate Usage: Works well for families who don’t need hot water around the clock.
- Lifespan: Typically 8–12 years with proper care.
Tankless Water Heaters
- Lower Long-term Costs: Energy efficiency helps reduce monthly utility bills.
- Endless Hot Water: Heats water on demand, so you never run out.
- Energy Efficiency: Reduces monthly bills by heating only what you use.
- Compact Design: Saves space compared to bulky tanks.
- Lifespan: Lasts 15–20 years or more with regular maintenance.
Our team will walk you through the pros and cons of each option, explaining how they fit your lifestyle and budget. Some homeowners prefer the lower upfront cost of a tank model, while others love the long-term savings and convenience of tankless. Either way, we’ll make sure your hot water heater installation delivers comfort and efficiency for years to come.
Frequently Asked Questions About Water Heater Installation
How long does a water heater installation take?
Most standard water heater installations are completed within 3–5 hours. Tankless systems may take longer since they require adjustments to venting and gas lines, but even these are often finished the same day.
What is the average water heater installation cost?
The cost depends on the type of unit (tank vs. tankless), its size, and your home’s existing setup. Our team always provides a clear estimate before work begins.
How do I know if I need a new water heater?
Common signs include inconsistent water temperature, rust-colored water, strange noises like banging or popping, visible leaks around the tank, or if your unit is more than 10 years old. Frequent repairs are another signal that replacement may be the smarter investment.
Do you install tankless water heaters?
Yes. We install both tank and tankless systems. Many Los Angeles homeowners are choosing tankless models because they provide endless hot water, take up less space, and typically last longer than traditional tanks.
Can you remove and dispose of my old water heater?
Absolutely. Our service includes safely removing your old unit and hauling it away. We ensure the disposal is handled properly so you don’t have to worry about the logistics.
Will my home be without hot water during installation?
Only for a short period. We coordinate the installation so downtime is minimal, usually just a few hours, and restore your hot water as quickly as possible.
Call Over Under Plumbing for Water Heater Installation Today
Don’t let a failing water heater disrupt your daily life. Over Under Plumbing provides professional water heater installation throughout Los Angeles. From affordable tank models to efficient tankless systems, we’ll help you find the right fit and install it quickly.
Call Over Under Plumbing at 818-937-0060 or click below to schedule your service. For water heater installation near you, Over Under Plumbing is the name Los Angeles families trust.

$200OFF
40 Gallon Water Heater Replacement
Expires September 30, 2025
Cannot be combined with any other offers or discounts. The coupon must be presented at the time of scheduling. Not valid for trip charge or diagnostic fee. Valid on standard pricing only. Redeemable for one-time use per home.

$139
Water Heater Inspection & Flush Out
Get Your Water Heater Inspected And Sediment Out To Keep Your Water Heater Running Smoothly!
For Water Heaters Located In The Garage or Outside
Cannot be combined with any other offers or discounts. The coupon must be presented at the time of scheduling. Not valid for trip charge or diagnostic fee. Valid on standard pricing only. Redeemable for one-time use per home.