
The access to the requisite information is now very easy, and consequently, it is indeed possible to do the installation yourself. The answer to the question can a homeowner install a water heater is – yes, a homeowner can install a water heater.
How much does it cost to install a new hot water heater?
How Much Does Installing or Replacing a Water Heater Cost? The national average cost estimate to install or replace a hot water heater is around $2,000, including parts and labor. One of the most significant factors when it comes to your water heater installation cost is the unit you choose to put in your home.
What should I pay to have a water heater installed?
- Electrician: $50–$100 per hour
- Additional wiring: $550–$2,200
- New gas line: $250–$800
- New water line: $350–$1,900
- Required permits: $100–$1,500
- Wall Framing: $200–$400
- Drywall installation: $1,000–$2,900
- Water heater removal: $100–$500
Do I really need to replace my hot water heater?
You should consider replacing your water heater if: The unit is more than 10 years old It has not been properly maintained It is showing the signs of wear listed above The Home Depot Purchase Protection Plan
How big a hot water heater do you really need?
In most cases, you need only 1 tankless heater for an entire house. However, if you really have a big house (2+ bathrooms), even the big 11 GPM Rinnai gas tankless water heater will not be enough to satisfy all your simultaneous hot water needs. In these cases, it makes sense to install 2 tankless heaters.

Should you install a water heater yourself?
Entrusting your water heater installation to an experienced plumber is typically better than trying to do it yourself for these reasons: Safety: Water heater installation is complicated, requiring plumbing and electrical hookups.
Does installing your own water heater void the warranty?
Warranties and Insurance May Be Voided Important financial safety nets, including your water heater warranty and homeowner's insurance coverage, may be voided if you choose to install a water heater yourself without a licensed professional.
Do you need a permit to replace a water heater in Washington state?
A Building Permit is required if any walls, floors or ceilings are being demolished, constructed, or opened in order to reroute water piping or accommodate the new water heater. An Electrical Permit is required if the electric water heater is replacing an existing gas water heater.
Do I need a permit to replace a water heater in Maryland?
Plumbing Work by Homeowners Generally, permits are not required for the replacement of existing plumbing fixtures, except for water heaters and testable backflow devices.
Why you shouldn't install a water heater yourself?
The safety risk is obvious. Improper installation or a defective temperature and pressure relief (TPR) valve can result in a spectacular and devastating explosion. Add water damage to the structural repairs required and the cost can run into the tens of thousands of dollars. The financial risk may be less obvious.
What do I need to know before installing a water heater?
10 Questions To Ask Before Installing A New Hot Water HeaterShould You Buy a Tankless or Traditional Water Heater? ... What Size Tank Do You Need? ... Will It be Energy Efficient? ... How Long Does the Installation Take? ... How to Dispose of an Old Water Heater? ... What Brands Will You Be Able to Choose From?More items...•
Can a homeowner do their own plumbing in Washington state?
In the State of Washington, Chapter 18.106 RCW contains the rules and regulations governing plumber certification. An owner may perform their own plumbing work. They may also enlist the help of a friend, neighbor, relative, or other acquaintance, provided that such persons are not being compensated for the services.
Do I need a permit to reroof my house in Washington state?
If removing and replacing old roofing with the same roofing type, no permit is needed. If adding an additional layer to existing roofing, a pre-roof inspection and permit is required. Changes to a roofline also require a permit.
How long does it take to install a gas water heater?
two to three hoursTank to Tank installation: On average, replacing a gas or electric water tank with a similar model takes two to three hours. It takes between 45 to 60 minutes to drain, disconnect and remove your old water heater.
Can a homeowner do their own plumbing in Maryland?
Per Maryland State Law, all plumbing work shall be performed by a licensed master plumber. Homeowners cannot obtain a plumbing permit.
Does Lowes install hot water heaters?
Whether you need tankless water heater installation or gas water heater installation, we can help.
Can a homeowner pull a plumbing permit in Maryland?
As a homeowner, you may apply for permits but recommend you consult with a design professional for projects that are complex in nature. You may only apply for permits as a homeowner if you are the property owner.
What voids a water heater warranty?
If your water heater stops working due to an issue with the way the components were set or adjusted, then your heater's warranty becomes void, and the manufacturer will not cover the cost of repair.
Is it safe to install your own gas water heater?
Do not attempt installing a gas water heater yourself unless you're experienced and comfortable with soldering, working with natural gas and following local installation codes. Save yourself the hassle with our gas water heater installation services which include removal of the old water heater.
Does water heater warranty transfer?
The warranty is not transferable. The owner must continually occupy the house where the water heater is installed. The warranty only covers the appliance for single-family residential use, and the warranty period will be reduced to one year if the appliance is used in a commercial or industrial application.
What would void a warranty?
The warranty period has expired. The defect or part is not covered. The product failure is due to misuse or lack of proper maintenance. You have made significant alterations to the product, affecting its performance.
What happens if you install a water heater improperly?
Inadequate installation of a water heater can have even worse consequences like leakage and risk of impairment of the structural integrity of the very building in which the heater is being installed
What is the first step to the motivation of installing the heater themselves?
The first step to the motivation of installing the heater themselves is the question that is it worth paying that much money to someone to get the job done.
Why is it so hard to connect electric wires to a gas water heater?
Properly connecting the electric wires or the gas connection where it is a gas water heater, although it is more tricky in the case of a gas water heater due to the potential gas leakage risk. One major factor that has to be considered is that if you intend for your heater to be later inspected for maintenance issues.
How much will the water heater market increase in 2025?
According to a report, the sales of water heaters in the US is estimated to rise at the rate of 4.2% by the year 2025 (Link included at the end).
What happens when you do the installation yourself?
When you do the installation yourself, you are working your body and your mind, thereby making both of them healthier and sharper respectively
What is a trusty water heater?
The ‘trusty’ water heater is a friend of the modern man, who benefits from it in so many ways; Baths are a thing of comfort, houses are cozy in the dead cold, cooking isn’t much of a challenge, and washing and cleaning aren’t much of an ordeal. Just because Waddy Maughan and Edwin Ruud sitting in Europe decided to make so many lives easy by ...
What is the era of trends?
We now live in an era of trends, where practices are initiated, gain traction, are looked at and adopted by the masses, gain popularity.
How Hard Is It To Install A Tankless Water Heater?
In general, water heaters are not a simple plug and play type of appliance. There's electrical issues, gas line issues, venting issues and of course plumbing issues to contend with. Tankless water heater units are no exception to this rule.
Pros And Cons Of Installing Your Own Tankless Water Heater
The only pro to installing your own tankless unit is the cost. BUT - if you install the unit incorrectly, it may not perform as well as it could. If you make a mistake with electrical or gas line matters - then the damage that is caused by those may end up costing you much more than you saved installing the unit yourself.
Cost Of Installing A Tankless Water Heater
Generally, installing a tankless water heater is about double the cost of installing a standard water heater.
Can you replace a water heater yourself?
The short answer is yes, most of the time. If there needs to be electrical modifications, many building jurisdictions will allow you to do the modifications yourself if its your own home, but a few jurisdictions may require a license electrician to do the work. Occasionally, there may be other exceptions or requirements, however, a call to the local building department will normally provide the answers you need.
What happens if you install a water heater?
If a water heater is installed improperly there are many things that can go wrong. A few examples: 1 If a water heater is installed without a T&P valve (temperature and pressure relief valve) it may explode. People have died because of this, so it’s important that a water heater have one and that it is properly installed. 2 Fire risk and electrical risk. If the water heater is a gas water heater, its very important that the gas line be installed correctly and that it doesn’t leak. If the water heater is an electric one, the wiring needs to be connected properly and if the size of the water heater is increased, then a larger wire size and breaker may be required.
Why is it important to have a water heater?
Fire risk and electrical risk. If the water heater is a gas water heater, its very important that the gas line be installed correctly and that it doesn’t leak.
How to know what your building department requires?
The safest way to know what your local building department requires is a quick call or visit to the department. Many building departments will have a handout on their installation requirements which can be very helpful; also they may have drawings or other helpful information online as well.
Can a water heater explode?
A few examples: If a water heater is installed without a T&P valve (temperature and pressure relief valve) it may explode.
Do you need a breaker for a water heater?
If the water heater is an electric one, the wiring needs to be connected properly and if the size of the water heat er is increased, then a larger wire size and breaker may be required.

The Diy Trend
Going The Traditional Route
- The easiest and certainly the most convenient way of getting a water heater up and working in your home is to just pick the phone and call the ‘water heater guy’. He will take care of the whole process for you, but at what cost? The cost of the heater is a separate issue and the cost of the installation is another matter. The cost of the heater and its installation both tends to be lower w…
Installing The Water Heater Yourself
- If despite all the caution and the cons, you decide to act the daredevil and do the installation yourself, make sure that: 1. You are fully aware of all the regulations before you begin 2. You have chosen the kind of project which you can handle successfully 3. The space for the heater is secure and adequate and is well away and out of the way of u...
Final Thoughts
- In the end, with all said and done, the decision rests with the individual homeowner who will be making the important decision. It boils down to one question after taking a look at the many pros and cons, which is not ‘can a homeowner install a water heater by themselves?’ Of course, in the presence of a huge amount of information online, and a large number of DIY videos springing u…