Do Rheem water heaters have glass-lined tanks?

Author: scraper  |  Last update: Wednesday, September 9, 2026

Yes, standard residential Rheem water heaters feature steel tanks lined with a protective layer of porcelain enamel (glass lining). This barrier helps prevent the steel from rusting, and is paired with an anode rod to further protect against corrosion.

Do Rheem water heaters have a glass tank?

Rheem products feature the most diverse tank components in the industry, from glass-on-steel to stainless steel to polybutylene.

Are hot water heaters still glass lined?

Yes, most standard tank-type water heaters feature a steel tank coated on the inside with a special baked-on porcelain enamel, often referred to as a "glass lining". This glass coating acts as a protective shield to prevent the water from directly touching and rusting the metal tank.

Is there a class action lawsuit against Rheem water heaters?

The class action lawsuit against Rheem Manufacturing and Melet Plastics (West v. Rheem Manufacturing Company, et al.) addresses claims that round poly drain valves on certain water heaters produced and sold between 2019 and 2023 are defective and prone to leaking. The settlement provides compensation, warranty extensions, and replacement valves.

What are common problems with Rheem heaters?

There are several reasons why your Rheem water heater may stop producing hot water, including a malfunctioning thermostat, sediment buildup, or issues with the heating elements. If you're not getting hot water, it's advisable to consult with a plumbing expert who can diagnose and fix the problem effectively.

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What is the average life expectancy of a Rheem hot water heater?

Rheem water heaters typically last between 8 to 15 years for traditional tank models and 15 to 20+ years for tankless systems. The exact lifespan largely depends on the type of unit you have, your local water quality, and how consistently it is maintained.

Is there a recall on Rheem hot water heaters?

To check if your unit is affected by a safety recall, locate the rating plate near the bottom of the unit. The most significant voluntary recall involves Rheem "Performance Platinum" electric water heaters (40, 50, and 80-gallon) sold at Home Depot between 2014 and 2016.

What is the longest lasting water heater brand?

The longest-lasting water heater brands are Bradford White and Rheem (specifically the Marathon series). Bradford White is favored by plumbers for professional installations and longevity, while the Rheem Marathon uses a unique fiberglass tank backed by a true lifetime warranty.

Is it cheaper to repair or replace Rheem units?

For AC systems over 12 years old, replacement often provides better long-term value than continued repairs, especially when repair costs exceed 50% of a new unit's price. The math becomes clearer when homeowners understand the true costs involved and know how to calculate whether their aging system is worth saving.

Do Rheem water heaters have a lifetime warranty?

Rheem water heater warranties range from six years to a limited lifetime depending on the series, with Classic models offering six-year coverage and Marathon models providing a lifetime tank warranty with six-year parts coverage.

Which water heaters do plumbers recommend?

We recommend going with Rheem, specifically for the Professional Series with 8 Year Warranty.

Which is better, Navien or Rheem?

Here is a simple way to decide: Choose Navien if you want the highest efficiency, longest warranty, and built-in recirculation. Choose Rinnai if you have a large household and need the highest flow rates. Choose Rheem if you want a reliable brand at a lower price point.

Do glass-lined water heaters last longer?

Long lasting

Cement-lined water heaters are one of the longest lasting and most durable water heaters available. According to a local utility, a cement-lined water heater can easily perform for 20 plus years1, while glass-lined water heaters last on average 8-12 years2.

Where does Rheem rank?

Forbes Ranks Rheem the No. 1 Air Conditioning Brand. Quiet operation, price and excellent customer service earned Rheem top marks as the number 1 air conditioning brand.

Are all water heater tanks glass lined?

No, not all water heaters are glass-lined. While a glass-lined steel tank is the standard for most traditional residential tank water heaters, there are several other materials used depending on the type and manufacturer.

Are Bradford White better than Rheem?

Bradford White and Rheem are two of the most popular water heater brands, but they serve different markets. Bradford White is built for "bulletproof" longevity and is exclusively sold to and installed by professionals. Rheem offers a wider range of smart technology, DIY-friendly options, and highly efficient heat pump systems.

Is it worth fixing a 10 year old water heater?

A: Traditional tank water heaters usually last 8–12 years, while tankless units often last 15–20+ years. Q: Should I replace my water heater if it's over 10 years old? A: Often yes. Even if it still works, the risk of leaks and sudden failure increases significantly after 10 years.

What's the average lifespan of a Rheem water heater?

Rheem hot water systems have a typical life span of between 5 and 15 years depending on water conditions and how well the system has been serviced. You can add years to the life to a Rheem hot water system if you have it serviced every 5 years.

What is the 5000 rule?

The $5,000 Rule means if you have a repair over $5,000, it's time to replace. We don't agree with this entirely, and instead subscribe to the "12 and 12" method, meaning if your HVAC system is over 12 years old and your repair cost is over $1,200, it's time to consider replacing.

Why does my hot water only last 5 minutes in my shower?

This problem usually comes down to capacity, heat production, or mixing issues inside your plumbing system. Sometimes the fix is simple, like adjusting your water heater temperature or flushing out sediment. Other times you may need a new mixing valve, an element replacement, or a different size water heater.

How much does Home Depot charge to install a water heater?

The Home Depot offers traditional water heater tanks and modern tankless units, both powered by either gas or electricity. Depending on your selection, the average cost for standard tank installation is generally between $1,600 to $2,400. Tankless installation can range from $2,400 to $5,400.

What are common Rheem heater problems?

Quick Answer: The most common Rheem furnace problems include dirty filters, ignition failure, short cycling, airflow restriction, thermostat issues, and sensor malfunctions.

What voids a Rheem warranty?

This Limited Warranty will not cover: i) Damages, malfunctions or failures caused by operating the water heater with any parts removed or with modified, altered, or unapproved parts installed.

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