
Is your propane or gas water heater showing signs of failure or struggling to keep up with your household’s hot water demands? Most gas water heaters last between 8 and 12 years, and once they reach that range, issues like inconsistent heating, higher energy bills, or sediment buildup can indicate it’s time for a replacement.
At Bellows Plumbing, Heating, Cooling & Electrical, we specialize in fast, cost-effective gas water heater replacement services across Santa Cruz, Marin, Santa Clara, and Sonoma. If you’re unsure whether to repair or replace your unit, our licensed plumbing team offers expert inspections and honest recommendations tailored to your home and budget. Learn more about our water heater repair and replacement process or explore our full range of water heater services to find the best fit for your needs.
Call us today at 831-244-6718 to schedule your appointment or speak directly with our trusted water heater professionals.
Do You Need a Gas Water Heater Replacement?

If your gas or propane water heater isn’t performing like it used to, it may be nearing the end of its lifespan. Most units last between 8 to 12 years, but factors like water quality, usage, and maintenance history can shorten or extend that range. Knowing when to replace your water heater can save you from higher utility bills, water damage, or even a complete system failure.
Here are common signs that it may be time for a gas water heater replacement:
- Inconsistent or insufficient hot water: If your showers are turning cold quickly or your water takes longer to heat up, your system may be losing efficiency.
- Unusual noises: Rumbling, banging, or popping sounds can indicate sediment buildup inside the tank (a problem that worsens over time).
- Water discoloration or odor: Rusty, cloudy, or smelly water from hot taps may point to corrosion inside the tank.
- Leaks or pooling water: Any sign of moisture around the base of the unit could mean a developing crack or failing internal seal.
- Higher energy bills: Aging gas water heaters become less efficient and use more energy to heat the same amount of water.
- Age of the system: If your water heater is over 10 years old and showing any of the signs above, replacement is likely the most cost-effective option.
If you’re unsure whether repair or replacement is the right call, the licensed experts at Bellows Plumbing, Heating, Cooling & Electrical are here to help. We’ll perform a thorough inspection and provide honest guidance based on your home’s needs, budget, and energy goals.
How Gas Water Heaters Work and When to Replace Them
Gas and propane water heaters are popular in California homes because they are reliable, fast, and cost-effective. These systems heat water quickly and are generally less expensive to operate than electric models, especially in households with high hot water demand.
However, without routine water heater maintenance, they can become prone to performance issues and premature wear. Sediment buildup, especially in homes with hard water, is a common problem that reduces efficiency and can cause long-term damage if not addressed.
As gas water heaters age, they often require more energy to produce the same amount of hot water, which can increase your utility bills. If your unit is older, underperforming, or experiencing frequent issues, a gas water heater replacement may be the most cost-effective option.
For larger households in Santa Cruz, Marin, Santa Clara, or Sonoma, a properly sized and professionally installed gas water heater ensures a steady hot water supply and fast recovery times to support your daily needs.
Water Heater Replacement Options: Gas vs Electric

While gas water heaters remain a reliable option for many homeowners, some choose to replace theirs with an electric model based on safety, energy preferences, or home layout.
Electric water heaters do not rely on a continuous natural gas supply or a pilot light ignition, making them a popular alternative for households focused on energy safety and control. Many electric models can also be programmed to run on timers, helping reduce energy usage when you’re away and keeping utility costs in check.
If you’re comparing fuel types or exploring whether an electric unit might be right for your home, our team can walk you through the pros and cons of each system. We also offer electric water heater repair services if you’re experiencing issues with an existing unit and want to explore every option before replacing it.
Our licensed plumbers proudly serve homeowners throughout Santa Cruz, Marin, Santa Clara, and Sonoma with transparent recommendations and high-efficiency water heater solutions tailored to your needs.
Our Gas Water Heater Replacement Process
At Bellows Plumbing, Heating, Cooling & Electrical, we make gas water heater replacement simple, transparent, and stress-free. Whether your system has completely failed or you’re planning a proactive upgrade, our team follows a detailed step-by-step process to ensure safe, efficient installation from start to finish.
Here’s what you can expect:
1. In-Home Assessment and Honest Recommendation
We begin with a thorough inspection of your current system and hot water usage needs. If repairs are still viable, we’ll let you know. If replacement is the smarter choice, we’ll recommend the most energy-efficient models based on your home size and budget.
2. Removal and Disposal of the Old Unit
Once you’re ready to move forward, our licensed plumbers carefully disconnect and remove your old gas water heater. We handle all local disposal requirements in accordance with environmental standards.
3. Professional Installation of Your New Unit
We install your new gas water heater, ensure proper venting, connect all plumbing and gas lines, and test everything for safe operation. Our installations meet California code requirements and are performed with long-term performance in mind.
4. Final Inspection and Customer Walkthrough
Before we leave, we double-check every connection and make sure the system is fully functional. We’ll also walk you through basic maintenance tips to help extend your unit’s lifespan and keep it running efficiently.
From Santa Cruz to Sonoma, homeowners trust our process for its clarity, speed, and quality. Our goal is to leave you with reliable hot water and zero stress.
Why Homeowners Choose Bellows for Water Heater Replacement
When it comes to replacing a gas water heater, homeowners across Santa Cruz, Marin, Santa Clara, and Sonoma trust Bellows Plumbing, Heating, Cooling & Electrical for one simple reason – we do the job right, every time.
With over 40 years of experience and a team of 150+ skilled professionals, we’ve built our reputation on delivering honest service, expert craftsmanship, and dependable solutions tailored to each home. Whether you’re facing a sudden water heater failure or planning an upgrade, we provide fast response times, transparent pricing, and high-efficiency systems designed to meet your family’s hot water needs.
What sets us apart:
Licensed, experienced plumbers who follow all California codes
Local service backed by real community reviews
Friendly support and clear communication throughout the process
Priority scheduling and repair discounts through our Annual Maintenance Plan
From start to finish, we make sure your replacement experience is smooth, affordable, and built to last.
Schedule Your Gas Water Heater Replacement Today
Don’t wait for your water heater to fail at the worst possible moment. Whether you’re upgrading for efficiency or replacing a unit that’s past its prime, Bellows Plumbing, Heating, Cooling & Electrical is ready to help.
Our licensed technicians provide fast, reliable gas water heater replacement services throughout Santa Cruz, Marin, Santa Clara, and Sonoma. From expert recommendations to full-service installation, we’ll handle everything so you can get back to enjoying hot water with confidence.
Call us today at 831-244-6718 or fill out our online form to request your free quote. We’re here to make the process easy, affordable, and stress-free.
FAQs About Gas Water Heater Replacement
How long does a gas water heater typically last?
Most gas water heaters have a lifespan of 8 to 12 years. Factors like water quality, usage, and maintenance habits can affect how long your system lasts. If your unit is over 10 years old and showing signs of wear, replacement may be more cost-effective than repair.
What are the signs that my gas water heater needs to be replaced?
Common warning signs include inconsistent or no hot water, unusual noises (like banging or rumbling), rusty or discolored water, leaks around the unit, or rising energy bills. Any of these could indicate it’s time for a replacement.
Can I replace my gas water heater with an electric model?
Yes. Many homeowners switch from gas to electric water heaters due to safety preferences or energy considerations. Electric models don’t use pilot lights or natural gas and may qualify for energy-saving features. Our team can help you compare options.
How long does it take to replace a gas water heater?
In most cases, our team can complete a full replacement in just a few hours. This includes removing your old unit, installing the new one, ensuring proper venting and gas connections, and testing everything for safety and performance.
Do I need a permit to replace a gas water heater in California?
Yes. In most areas of California, a permit is required for water heater replacement to ensure the installation meets state and local code requirements. Bellows Plumbing, Heating, Cooling & Electrical will handle the permit process for you.