Enjoy free shipping and returns on all anodes!


Everything you need to know about hot water and water heaters issues, maintenance and repairs. We also write on powered anode rods which are transforming the water heater and water treatment industries.

Buyer Guide

All articles

A Detailed Look at the 50 Gallon Water Heater

Whether you’re installing a water heater in a new home or replacing an older model, choosing the right size and type is important. For medium […]

How to Properly Size a Water Softener: A Comprehensive Guide

Installing a water softening system in your home requires thoughtful consideration, particularly when it comes to softener sizing. This article explains how to properly size […]

Choosing the Right Electric Anode Rod for Your Water Heater

When it comes to maximizing the lifespan and efficiency of your water heater, selecting the right electric anode rod is crucial. Electric anode rods, such […]

A Comprehensive Guide to 40-Gallon Electric Water Heaters

We all rely on a steady supply of hot water in our homes for cooking, cleaning, and bathing. For mid-sized households, a 40-gallon electric water […]

Does a Gas Water Heater Need Electricity? Insights from Corro-Protec

Understanding how different types of water heaters work is key to maintaining an efficient and reliable hot water supply in your home. If you’ve ever […]

An In-depth Look into 60-Gallon Water Heater

Choosing a water heater for your home can be a tricky task with numerous factors to consider. The most important among them is the heater’s […]

Boiler Vs Water Heater: What’s the Difference?

When it comes to heating your home, understanding the difference between a boiler and a water heater is crucial. Both these systems heat water, but […]

Comprehensive Guide to the 50 Gallon Electric Water Heater

If you’re in a medium-to-large household and find yourself frequently running out of hot water, it might be time to consider upgrading to a larger […]

Choosing the Best Water Heater for Your Home

Investing in the best water heater for your home that suits your specific needs is crucial. Water heaters come in different types, including gas water […]

Maximize Your RV’s Lifespan with a RV Water Heater Anode Rod

Your RV’s hot water supply is a cornerstone of comfort during travel adventures. This crucial amenity hinges on a component known as the RV water […]

Having a question?

This section contains all the frequently asked questions about water heater and anode rod.

Residential Anode Rod

Corro-Protec’s anode rod for water heaters fits any residential tank on the market. Get the most durable and versatile anode available.

RV Anode Rod

Our RV’s powered anode rod fits all Suburban RV water heaters. Enjoy the power of our permanent corrosion protection and more.

Commercial Anode Rod

Our commercial anode, always powered, is designed to permanently protect larger water heaters of +90 gallons. No maintenance required.