Plumbing, Heating & Air Conditioning

Residential & Commercial

Tankless Water Heater Installation in the South Bay

Upgrade your home with professional tankless water heater installation in the South Bay from AC Plumbing, Heating & Air Conditioning. Our expert plumbers proudly serve Torrance, Redondo Beach, Manhattan Beach, Hermosa Beach, Palos Verdes, Rancho Palos Verdes, Carson, Harbor City, Lomita, Rolling Hills, El Segundo, Lawndale, and Long Beach, providing top-quality service for homeowners who want reliable, endless hot water and improved energy efficiency.

A tankless water heater is a modern solution that eliminates the need for bulky storage tanks while delivering hot water on demand. Our team ensures every installation is performed safely, efficiently, and in compliance with local building codes, giving you peace of mind and long-lasting results.

Why Choose a Tankless Water Heater?

Tankless water heaters offer a wide range of benefits compared to traditional tank models:

Endless hot water – No more running out of hot water in the middle of a shower. Perfect for families or homes with high hot water demand.

Energy savings – Heats water only when needed, lowering your monthly utility bills.

Space-saving design – Compact, wall-mounted units free up valuable space in your home.

Longer lifespan – Tankless water heaters can last up to 20 years with proper maintenance, nearly double the lifespan of traditional tanks.

Reduced risk of leaks and water damage – No large storage tank means fewer potential points of failure in your plumbing system.

Switching to a tankless system is an investment in comfort, efficiency, and convenience. Our team will help you choose the right model and size for your household, ensuring optimal performance and satisfaction.

Professional Tankless Water Heater Installation

At AC Plumbing, Heating & Air Conditioning, we specialize in tankless water heater installation throughout the South Bay, including Torrance, Redondo Beach, Manhattan Beach, Hermosa Beach, Carson, Lomita, Harbor City, Palos Verdes, Rancho Palos Verdes, Rolling Hills, El Segundo, Lawndale, and Long Beach.

Our installation process includes:

Comprehensive consultation – We assess your home’s plumbing and energy needs to determine the best system.

Removal of your old water heater – Safe and efficient removal of existing units to prepare for your new tankless system.

Professional installation – Proper venting, gas or electrical connections, and secure mounting for reliable operation.

System testing – Thorough testing to ensure your new water heater is functioning safely and efficiently.

Customer education – Guidance on operation, maintenance, and tips to extend the lifespan of your unit.

We work with Noritz, a leading brand, and bring decades of experience to every installation, ensuring your tankless water heater performs at its best from day one.

Tankless Water Heater Repair & Maintenance

In addition to installations, we provide full tankless water heater repair and maintenance services in the South Bay. Common issues we address include:

  • Insufficient or inconsistent hot water
  • Strange noises or rumbling during operation
  • Error codes or system malfunctions
  • Mineral buildup affecting performance
  • Electrical or gas connection problems


Regular maintenance, such as annual flushing and performance checks, keeps your system running efficiently and extends its lifespan. Our licensed plumbers are trained to handle all types of tankless water heaters, ensuring fast, reliable service whenever you need it.

Energy Efficiency and Cost Savings

Tankless water heaters are not only convenient—they’re also cost-effective. By heating water only when needed, they can reduce energy usage by up to 30% compared to traditional tanks. Homeowners in the South Bay, including Torrance, Redondo Beach, and Manhattan Beach, often see noticeable savings on their utility bills after installation.

Additionally, some tankless models qualify for energy rebates or incentives, which can offset the initial installation cost. Our team will help you navigate these options to maximize your savings and return on investment.

Why South Bay Homeowners Choose AC Plumbing

AC Plumbing, Heating & Air Conditioning is the trusted choice for tankless water heater installation in the South Bay because we offer:

Local expertise and decades of experience

  • Licensed and insured plumbers you can trust
  • Fast same-day service in many areas
  • Transparent, upfront pricing with no hidden fees
  • Expert guidance on selecting the right system for your home

We’re committed to providing South Bay homeowners with safe, efficient, and long-lasting plumbing solutions.

Areas We Serve

Our team proudly serves all South Bay cities, including:

  • Torrance
  • Redondo Beach
  • Manhattan Beach
  • Hermosa Beach
  • Carson
  • Lomita
  • Harbor City
  • Palos Verdes 
  • Rolling Hills
  • El Segundo
  • Lawndale

Wherever you live in the South Bay, you can count on AC Plumbing for expert tankless water heater installation and repair.

Call Today for Tankless Water Heater Installation

Don’t wait until your old water heater fails—upgrade to a modern, efficient tankless system today. Call AC Plumbing, Heating & Air Conditioning for professional tankless water heater installation in the South Bay.

Schedule your installation now and enjoy endless hot water, energy savings, and peace of mind.

Contact Us For

Tankless Water Heater Installation

Tung N.
Eddie was great! Couldn't be happier with his service. I have a tankless water heater and he knew his stuff. He was able to identify the problem and fix it in less than an hour. The only regret is that I didn't call these guys sooner. Thank you AC Plumbing and Eddie.