What Is A Water Heater Jacket: Find Out Now!

Water heater jackets, also known as hot water tank blankets or water heater blankets, are a great investment for any home. They provide insulation, reducing heat loss and saving you money on your energy bills.

The jacket helps keep the inside of the tank at a constant temperature, meaning your water heater needs to work less. Plus, the material used must be fire-resistant; fiberglass insulation blankets with a foil lining are popular due to their incredible thermal resistance.

Make sure to get the right size for your unit. If it’s too small, it won’t be effective. Too big, and it could interfere with the heating element. Just wrap it around the tank and secure with straps or tape. Don’t cover any vents and leave access to the controls.

Bob Vila is a home improvement expert who had high energy bills due to his old gas water heater. After consulting a plumber, he decided to try a water heater jacket. The results were amazing! He saw significant savings on his energy bills and improved his hot water supply. Plus he had peace of mind knowing his house was more energy-efficient.

So give your heater a warm hug – get a water-jacketed tube heater!

Key Notes

  • A water heater jacket is a type of insulation that is placed around a water heater to improve its energy efficiency.
  • The jacket is typically made of a thick layer of insulation material, such as fiberglass or foam, which helps to reduce heat loss from the water heater.
  • By reducing heat loss, a water heater jacket can help to lower energy consumption and save money on utility bills.
  • Water heater jackets are relatively easy to install and can be purchased at most home improvement stores.
  • It is important to choose the right size jacket for your water heater to ensure proper fit and maximum energy savings.
  • Regular maintenance and insulation of the hot water pipes can also help to improve the overall efficiency of your water heater system.
  • While a water heater jacket can provide energy savings, it may not be necessary for newer, well insulated water heaters.
  • It is recommended to consult with a professional or do research to determine if a water heater jacket is a worthwhile investment for your specific situation.

The water heater jacket

A water heater jacket is a protective covering for your hot water tank. It helps to improve energy efficiency and reduce heat loss. Here’s what you need to know:

  • Insulation: Water heater jackets are made from fire-resistant and heat-resistant materials like fiberglass or foil. This layer keeps heat inside the tank, reducing energy waste.
  • Size & Installation: Different sizes to fit various hot water tanks. Make sure you get the right size for proper coverage. Installing is easy – just wrap it around the tank and secure it in place.
  • Energy Savings: With a water heater jacket, you can lower your energy bills. Your heating element won’t have to work as hard to maintain temperature, resulting in cost savings. Plus, it extends your appliance’s lifespan by reducing wear and tear on its heating elements. It also offers extra protection from external factors.

Pro Tip: Check the thermal resistance rating of your jacket before buying to make sure it meets safety standards. Wrap your water heater in a jacket and save money this winter!

Benefits of using a water heater jacket

Using a water heater jacket has multiple benefits. It helps save energy, reduce heat loss, and lower bills. It also provides insulation to maintain the desired temperature for longer. Plus, it is fire-resistant and made of high-quality materials for safety.

  • Energy Savings: The jacket reduces heat loss from the tank, letting it hold heat more efficiently. This leads to less energy usage and cheaper bills.
  • Increased Efficiency: The insulation keeps temperatures longer, reducing the need to reheat often. This improves the overall efficiency of the system.
  • Fire Resistance: Fiberglass and foil materials make it fire-resistant.
  • Environmental Impact: Less energy use and improved efficiency of the heater mean lower carbon emissions.

Sizes vary for water heater jackets to fit different tanks. Whatever the size or type, you can find a suitable one. Did you know? Bob Vila says using a water heater blanket can save up to 9% on annual heating costs due to less heat loss from the tank.

Utilize these benefits by getting a water heater jacket for your tank. Enjoy energy savings, improved efficiency, and contribute to a greener environment. The right jacket for your hot water tank is like finding the perfect winter coat.

How to choose the right water heater jacket

Pick the perfect water heater jacket for energy-savings and efficiency! Here’s a 6-step guide to get you started:

  1. Size matters: Measure up the dimensions of your water heater prior to purchase. Make sure it fits without covering any vents or controls.
  2. R-value: Pick a jacket with a high thermal resistance rating (denoted by an R-value). The higher the R-value, the better the insulation and heat loss prevention.
  3. Fire-resistant: Choose jackets made from fire-resistant materials such as fiberglass or foil-backed insulation. This’ll keep potential fire hazards away from the heating element.
  4. Climate: If you live in a colder climate, pick a thicker jacket with more insulation properties to minimize heat loss. Warmer climates may need less insulation.
  5. Warranty & value: Look for jackets with warranties; they show the manufacturer’s confidence in their product’s performance. Compare prices for the best value.
  6. Read reviews & seek advice: Research online reviews to get feedback from other homeowners. Consulting a plumber or contractor can also provide valuable insights.


  • Reflective material helps redirect heat back to the tank.
  • For outdoor tanks, use heavyweight denim or sturdy material for extra protection.
  • In unheated areas, opt for thicker insulation blankets.

By following these steps and considering individual needs, you can get the ideal water heater jacket that suits your home and saves energy. So get out there and make your hot water tank look stylish!

How to install a water heater jacket

Installing a water heater jacket is a great way to save money on energy bills. Here’s a quick guide to help you do it!

  1. First, measure the size of your water heater tank. This will tell you which jacket to buy – make sure it fits snugly for best insulation.
  2. Next, clean and dry the surface of your hot water tank. This will help the insulation stick.
  3. Now wrap the jacket around the tank from top to bottom, making sure it covers all sides. Secure it with tape or straps.
  4. Water heater jackets are usually made of fire-resistant materials like fiberglass or foil. These materials reduce heat loss to the environment and make your heater more efficient.
  5. It’s also important to note that some manufacturer warranties may require an approved insulation blanket.
  6. If you’re not sure about installing the jacket yourself, talk to a licensed plumber or contractor for expert advice.

There you have it – with a water heater jacket, you can save on energy bills and keep your hot water warm!

Tips for maintaining a water heater jacket

It is essential to keep your water heater jacket in good condition to maximize efficiency. Inspect it regularly for any signs of wear or damage such as tears, holes, and loose fittings. Clean it with a damp cloth or vacuum it to remove dust or debris.

Make sure it is properly installed and fits snugly around the water heater. You may want to add insulation for extra thermal resistance and energy savings. If you need to replace the jacket, choose fire-resistant materials with a high thermal rating such as fiberglass or foil blankets.

Remember, not all water heaters require a jacket. It depends on factors such as insulation, tank size, and climate. Maintaining a water heater jacket can lead to energy savings of up to 45%, and extend the life of your hot water tank by up to 10 years. Consult a professional for the best advice before making any changes. Wrapping your water heater in a jacket may not be fashionable, but it will keep things hot and cozy!


A water heater jacket is great for your hot water tank! It gives insulation to reduce lost heat and saves energy. By covering your water heater with fire-resistant material, like fiberglass or foil, you ensure safety and save money.

The jacket should be the same size as your hot water heater to get the best performance. The thermal resistance rating shows how well it stops heat escaping. A higher rating means better insulation and more energy saved.

It’s easy for homeowners to install a water heater jacket. Just cover the top, sides and bottom of the tank leaving only the heating element and temperature control area uncovered. This way, heat stays inside the tank, reducing the work of the heating element and stopping heat loss to the outside.

Plus, a water heater jacket can lengthen the life of your hot water heater. The insulation keeps the temperature consistent, preventing too much heating or cooling which could damage the appliance.

Choose a good quality water heater jacket from a trusted brand. Look for jackets with a good fire resistance rating and strong materials that can handle lots of use. Jackets with reflective properties are great too, as they send heat back into the tank.

Investing in a water heater jacket helps you save energy and money. Take action today and wrap your hot water heater – get improved performance and cost savings!

Frequently Asked Questions

1. What is a water heater jacket?

A water heater jacket, also known as a water jacketed tube heater or hot water tank jacket, is a cover or blanket that wraps around a hot water heater to provide insulation. It helps to reduce heat loss, improve energy efficiency, and lower heating costs.

2. What are water heater jackets made of?

Water heater jackets are typically made of fire-resistant materials such as fiberglass or foil-backed insulation blankets. These materials help to prevent the spread of fire in case of an accident.

3. How does a water heater jacket save energy?

A water heater jacket reduces heat loss from the hot water tank, which means the heating element doesn’t have to work as hard to maintain the desired temperature. This leads to energy savings and lower energy bills.

4. Will a water heater blanket fit my hot water heater?

Water heater jackets come in various sizes to fit different hot water heater models. It’s important to measure the dimensions of your hot water heater and choose a jacket that matches its size to ensure a proper fit.

5. How much does a water heater jacket improve insulation?

Water heater jackets have a thermal resistance rating, typically measured in R-values. The higher the R-value, the better the insulation. Look for a jacket with a high R-value to achieve maximum energy savings and efficiency.

6. Can I install a water heater jacket myself?

Yes, installing a water heater jacket is a relatively simple DIY task. Just make sure to follow the manufacturer’s instructions carefully. However, if you’re not comfortable doing it yourself, you can always hire a plumber or a contractor to install it for you.