Water Heaters Parts of 2025

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Last Updated - April 20, 2025

Best Choice

1

Clicked 94 times in the last month

Chromex
Chromex Tankless Water Heater Flush Kit with Certified Liquid Descaling Solution and 1/6HP Extra Strength Pump

9.9 Easy installation

9.9 Simple to use

9.7 Instruction

Why we love it

Easy to use.

Extend water heater lifespan.

Safe and non corrosive.
Main highlights

Key Features
Comprehensive kit includes 5-gallon bucket, 1/6 HP pump, hoses, descaler solution, and pump grate; safe for various materials and systems.

Ideal Use Cases
Perfect for owners of Rinnai, Bosch, Noritz, and other tankless water heaters looking to improve efficiency and extend lifespan with easy maintenance.

Customer Praise
Most reviews highlight the ease of use and effectiveness of the cleaning solution, appreciating the straightforward instructions and quick cleaning process.
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9.8

Exceptional

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Value for Money

2

Chromex
Chromex Tankless Water Heater Flush Kit with Concentrated Vinegar, Dilutes to 4 Gallons and 1/6HP Extra Strength Pump
Main highlights

Works with most all tankless water heaters such as Rinnai, Bosch, Noritz, Rheem, Takagi, Tempra, Navien, Ecosmart, Stiebel, Eccotemp, Atmor, Trutankless, Marey Power, and others.
Our descaling kit is an ideal match for those who want to adhere to Rinnai and other manufacturer guidelines and ensure you maintain your appliance responsibly and effectively. Add 3 parts water for standard vinegar strength.
Maintain and extend the lifespan of your tankless water heater with our 5 Piece Tankless Water Heater Flush Kit. Kit includes 6 gallon bucket with lid, 1/6 HP Pump, PVC Coated Premium Hoses, Pump Grate, 20% concentrated vinegar. Bonus maintenance tag included.
Chromex manufactures a variety of quality tools for both the do it yourself-er and the professional. We know that sometimes things can get a bit messy. We are here to help! Please contact us with any questions or concerns. All our products also come with a 1-year warranty and hassle-free returns.
6 Foot hoses easily connect to tankless heater valves, and the kit will clean most heaters in 30 minutes or less! Usage instructions are included as an info-graphic on this listing as well as with your kit.
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9.6

Exceptional

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3

Rheem
Rheem AM39922-1 Water Heater Burner Assembly Kit - RG40S-40 Natural Gas

9.9 Easy installation

8.0 worth the money

Why we love it

Easy Installation

High Quality

Long Lasting
Main highlights

Key Features
Efficient heating with robust design, this RG40S-40 Natural Gas Burner Assembly Kit ensures consistent performance and durability for long-term use.

Ideal Use Cases
Perfect for residential water heaters requiring natural gas, excels in environments needing reliable hot water supply without frequent maintenance.

Customer Reviews Summary
Most praised for its easy installation process and significant improvement in water heater efficiency, leading to positive feedback from numerous users.
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9.5

Excellent

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4

Reliance
Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat Compatible with A.O. Smith, Reliance, State, and American Branded Water Heaters

8.2 Easy installation

8.0 worth the money

Why we love it

Durable value

Professional installation

Quality manufacturing
Main highlights

Key Features
Enhances safety and efficiency in gas appliances, manufactured in China, ensuring reliable performance and adding significant value to your setup.

Ideal Use Cases
Perfect for professional installation in residential or commercial gas systems, optimizing functionality and ensuring compliance with safety standards.

Customer Reviews
Most praised for its durability and reliability, customers appreciate the peace of mind and quality assurance it offers.
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9.4

Excellent

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5

ONENESS 369
RV Water Heater Anode Rod - 2-Pack, 2 Years Warranty - 9.25" x 3/4" NPT - Premium Magnesium Anode Rod for hot water heater Rv, Long-Lasting Protection Suburban Anode Rod for Rv Water Heater

9.9 worth the money

9.9 Easy installation

9.9 Simple to take off
Main highlights

When choosing an RV anode rod, consider the nut type based on water conditions. Steel nuts suit softer water, while galvanized nuts offer better durability in harsh, mineral-rich environments. Also, pick the right rod size: Suburban models need a 9.25" x 3/4" NPT rod; Atwood models require a 4.5" x 1/2" NPT rod. Don’t overlook these essentials for your water heater!
Trailblazing USA-Based Small Business: Led by an owner with over a decade of experience in the water heater industry and extensive RV travel, we understand what it takes to provide the perfect RV water heater experience.
Tired of Stubborn Anode Rods or your RV Element ? Our Dual Hex Removal Tool is your new best friend. It makes maintenance a breeze, ensuring your water stays hot without the struggle. The only thing that should be tough on your trip is deciding which trail to hike!
The Ultimate RV Accessories Kit: Embark on every journey with confidence, thanks to our comprehensive RV Accessories Kit. It includes the Dual Hex Wrench for easy anode replacement and the Oneness 369 RV Water Heater Element, engineered with Incoloy 840 for corrosion resistance and high-temperature stability, ensuring reliable, enduring water heater performance.
Superior Corrosion Protection for Suburban Water Heaters: Designed specifically for Suburban water heaters, our RV water heater anode rod with a 9.25” x 3/4” NPT rod offers unmatched defense against rust and corrosion. It sacrifices itself to protect your tank, ensuring reliable hot water on every adventure.
Our Magnesium is composed of 99.9% pure magnesium. The Best Choice for RVing: Our magnesium anode rod offers superior protection for your RV hot water tank anode rod, especially in the varied water conditions often encountered on the road. Unlike aluminum or zinc, which can corrode quickly, magnesium is more effective at drawing corrosive elements away from the tank.
Feeling Chilly? Time to Upgrade! Your anode rod for hot water heater RV might be waving the white flag. Upgrade with our Suburban anode rod for RV water heater, perfect for models SW6DE, SW10DE, SW12DE—because nobody likes unexpected cold showers.
Don’t Let Corrosion Ruin Your Cozy Camper: A corroded camper anode rod water heater can turn your warm RV into a cold, unwelcoming space. Our RV anode rod acts as your knight in shining armor, battling tank corrosion to secure your comfort. Bonus: Your RV will be the warmest on the block!
Comprehensive Compatibility for Suburban Water Heaters: Our RV anode rod is an essential part of maintaining your Suburban water heater’s efficiency and is compatible with various RV brands. Whether you need crossroads RV replacement parts, heartland RV parts, keystone RV parts catalog, RV replacement parts catalog, or winnebago parts, this anode rod ensures your Suburban water heater remains in top condition.
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9.3

Excellent

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6

HYDRO MASTER
HYDRO MASTER Tankless Water Heater Service Valve Kit with Pressure Relief Valve 3/4-Inch IPS Isolator Clean Brass

9.1 Easy installation

8.9 Simple to use

8.4 worth the money

Why we love it

Lead Free: Safe drinking water

Colored handles: Easy hot/cold identification

CSA Certified: Quality assured
Main highlights

Key Features and Benefits
Lead-free brass, 3/4-Inch IPS, easy identification colored handles, includes pressure relief valve, CSA certified, easy installation.

Ideal Use Cases
Perfect for tankless water heater installations requiring safe, lead-free components and effective system isolation for maintenance.

Customer Reviews Summary
Highly praised for its straightforward installation process and the reliable, easy-to-use color-coded valve handles.
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9.2

Excellent

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7

DROMIX
EWH-03 Electric Water Heater Tune-Up Kit with Element Wrench, Includes Upper & Lower Heater Thermostat, 2x Heater Elements - 4500W 240V (3500W@208V), 1 x Element Wrench, Water Heater Replacement Parts

9.1 Easy installation

8.9 Simple to take off

8.4 worth the money
Main highlights

【ONE YEAR WARRANTY】If you find any issue not limited on quality problems, please contact us in time to support or return/refund, we will try our best to solve it for you, please rest assured to buy.
【Contents】(2) Water Heater thermostats: one is upper and another is lower thermostat. 120V ~ 480V, Temperature Adjustment Range: 90F ~ 150F. Thermo-O-Disc(TOD) Style, can exchangeable with Apcom Style.
【Contents】(1) Element wrench socket: One end size 1-1/2-inch hex removing all residential screw-in water heater elements and another end size 1-1/16-inch hex removing all anode Rod 3/4" NPT. 10" Length providing the clearance needed for a correct connection and easy loosening.
【Contents】 (2) Copper Heating Elements with Gaskets: 4500W@240 (3800W@208V), Screw-in Type.
【Application】Plumber's TOD Style Thermostats Kit provides a quick tune-up to prelong the water heater's life. The Tune-up Kits in Plumber's pack has good compatibility, fitting Most Electric Water Heaters.
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9.1

Excellent

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8

Rheem
Rheem SP20060 Electric Water Heater Tune-Up Kit, 2

9.9 Simple to clean

9.7 Easy installation

9.7 Simple to take off

Why we love it

Complete kit for water heater repair.

Easy to install with basic DIY skills.

Cost-effective compared to replacing the water heater.
Main highlights

Complete Tune-Up Kit
The Repair Kit, PlumberS Pack by Rheem is a comprehensive solution for revitalizing water heaters, including both thermostats and heating elements.

Ideal for DIY Repairs
Perfect for homeowners looking to fix water heater issues themselves without needing extensive tools or expertise, making it a cost-effective alternative to replacements.

Easy Installation
Customers frequently praise the easy-to-follow instructions and straightforward installation process, allowing for quick and efficient repairs.
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8.8

Very Good

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9

Sediment Buster
Sediment Buster - Water Heater Cleaning and Flushing Tool - Breaks up clogs, stirs and removes sediment and dirt from Electric or Gas Water Heaters - User Friendly

9.9 lasts a long time

9.3 Easy installation

9.3 Simple to use
Main highlights

Works with any type of air pump
Patented air injection process removes sediment and dirt
Non-invasive mess free process with easy-to-follow instructions and videos
Improve the clarity and quality of your hot water
Heat water up faster and improve water pressure
Every Sediment Buster is pressure-tested in assembly
Clear see-through window and full-port design
Add years to the life of your tank and plumbed appliances
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8.7

Very Good

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10

Lrichy
Lrichy 3 in 1 Value RV Water Heater Replacement Parts Spare Kit for Atwood/Dometic, 91365 RV Water Heater Circuit Board, 91447 Thermal Cut Off & Thermostat Kit, 93868 Spark Probe Igniter Electrode

Why we love it

Easy installation with included guide.

Durable components ensure reliability.

Wide compatibility with many RV models.
Main highlights

Integrated Kit for Easy Repairs
Combines essential components for seamless RV water heater repair and replacement.

Ideal for Atwood/Dometic Models
Perfect fit for a wide range of Atwood/Dometic RV water heaters.

Durability Praised by Customers
High-quality materials ensure long-lasting performance and customer satisfaction.
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8.5

Good

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Water Heaters Parts of 2025

1

Chromex Tankless Water Heater Flush Kit with Certified Liquid Descaling Solution and 1/6HP Extra Strength Pump

Why we love it

2

Chromex Tankless Water Heater Flush Kit with Concentrated Vinegar, Dilutes to 4 Gallons and 1/6HP Extra Strength Pump

3

Rheem AM39922-1 Water Heater Burner Assembly Kit - RG40S-40 Natural Gas

Why we love it

4

Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat Compatible with A.O. Smith, Reliance, State, and American Branded Water Heaters

Why we love it

5

RV Water Heater Anode Rod - 2-Pack, 2 Years Warranty - 9.25" x 3/4" NPT - Premium Magnesium Anode Rod for hot water heater Rv, Long-Lasting Protection Suburban Anode Rod for Rv Water Heater

6

HYDRO MASTER Tankless Water Heater Service Valve Kit with Pressure Relief Valve 3/4-Inch IPS Isolator Clean Brass

Why we love it

7

EWH-03 Electric Water Heater Tune-Up Kit with Element Wrench, Includes Upper & Lower Heater Thermostat, 2x Heater Elements - 4500W 240V (3500W@208V), 1 x Element Wrench, Water Heater Replacement Parts

8

Rheem SP20060 Electric Water Heater Tune-Up Kit, 2

Why we love it

9

Sediment Buster - Water Heater Cleaning and Flushing Tool - Breaks up clogs, stirs and removes sediment and dirt from Electric or Gas Water Heaters - User Friendly

10

Lrichy 3 in 1 Value RV Water Heater Replacement Parts Spare Kit for Atwood/Dometic, 91365 RV Water Heater Circuit Board, 91447 Thermal Cut Off & Thermostat Kit, 93868 Spark Probe Igniter Electrode

Why we love it

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