Nov 3, 2023 · Water heaters will need to help water reach varying temperatures for the varying uses hot water will have in the building or section of a building it is responsible for. For example, hot water is needed for showers, dishwashing, and clothes washing, and even more, depending on what appliances you have installed.Replacing a tank water heater. Shut off the water supply to the water heater and the gas supply. Drain the water heater by attaching a hose to the spigot at the bottom and opening the draw off valve. Break the galvanized flue line connection at the top of the water heater and the gas connections. Clean the copper piping for the hot and the cold ...If your water heater is still fairly new, you may be able to get the heating element repaired. If it's old, it may make more financial sense to just replace the ...Nov 28, 2023 · In general, plumbers cost $45 to $200 per hour, while electricians cost $50 to $100 per hour. Expect the following average price ranges for labor alone: Replacing a tank-style water heater: $150–$450. Replacing a tankless water heater: $600–$1,850. Converting a tank-style water heater to a tankless system: up to $2,500. Replacing a tank water heater. Shut off the water supply to the water heater and the gas supply. Drain the water heater by attaching a hose to the spigot at the bottom and opening the draw off valve. Break the galvanized flue line connection at the top of the water heater and the gas connections. Clean the copper piping for the hot and the cold ... Jun 29, 2019 ... Do you need to replace your electric hot water tank but don't know where to start? Follow along as I change my tank, PLUS we'll open it up ... Learn how to replace a failing gas water heater or install a new one with this guide. Find out the tools, materials, steps and tips for a successful installation. Nov 6, 2022 · The absolute lowest you should set your water heater is 120°F. This is because Legionella bacteria thrive at 77°F-113°F. It's worth noting that 120°F is not hot enough to kill Legionella bacteria. It merely stops the growth so that any bacteria that may have come in with the freshwater supply won't multiply to dangerous levels.Jan 19, 2024 · Turn Off the Water Heater: Before replacing the valve, make sure the power to the water heater is turned off. This will prevent any accidental heat-related injuries during the replacement process. Drain Some Water: To relieve any pressure in the tank, open a hot water faucet near the water heater and let a small amount of hot water drain out.Nov 6, 2023 · Tankless, or on-demand, water heaters don’t store hot water. Instead, they heat water as it passes through a series of coils in the unit. A tankless heater is usually more energy-efficient than a traditional storage tank water heater because the unit only heats water as you use it and, therefore, it doesn’t have to keep unused water hot. Oct 22, 2023 · Replacing a gas hot water heater is not a task that should be undertaken alone, especially if you are not experienced in plumbing or gas line connections. It is highly recommended to seek the assistance of a professional plumber or a certified technician who has the necessary expertise to handle the installation safely and efficiently. Jan 1, 2023 · The maximum credit you can claim each year is: $1,200 for energy property costs and certain energy efficient home improvements, with limits on doors ($250 per door and $500 total), windows ($600) and home energy audits ($150) $2,000 per year for qualified heat pumps, biomass stoves or biomass boilers. The credit has no lifetime …Apr 5, 2022 · Check the thermostat and adjust the temperature if it is too low or too high. Just make sure that you don't set the temperature above 120ºF, as this can lead to scalding temperatures and severe burns. If you adjust the thermostat and the water temperature remains the same, the problem may be a broken or faulty thermostat.Jul 11, 2023 · The cost of replacing a heating element in a hot water heater can vary depending on factors such as the type of heater, location, labor costs, and whether it is a DIY or professional job. On average, the cost can range from $150 to $300 or more.Apr 25, 2021 · That has been a grey area for as long as I can remember. The current take is that, since a water heater becomes a physical part of the plumbing system, and there's no question that the plumbing system is a physical part of the structure, a water heater gets classified as residential rental real estate and depreciated over 27.5 years.In that scenario, the $2,000 credit for the heat pump could be combined with tax credits up to $600 total for the windows/skylights plus $500 for two or more doors. If you replace your water heater the following year, you would be eligible for another 30% tax credit, up to $2,000 plus up to $600 if you need an electric panel upgrade to ...Mar 11, 2021 · A hot water pressure relief valve is meant to get rid of excess water pressure. If the valve is released, excess water will get pushed out of your system. Most valves leak as a result of cracks from excess pressure, or from long-term use. Replacing a valve helps keep your valve working, but even then, it may leak as a result of excess water ...Dec 14, 2023 · Electric water heaters cost between $600 and $3,500 to replace, for an average cost of about $2,100. However, many states are phasing out gas water heaters …If you're determined to install your water heater yourself, first consult the manufacturer. Manufacturers usually have the necessary installation and ...Aug 20, 2019 ... Especially for older units and gas units, the risk of fire or even an explosion can be severe if the water heater is not properly managed. These ...Victorian households are eligible to have their gas, electric or solar hot water system upgraded to an energy efficient hot water heat pump at a discounted rate. Thanks to both State and Federal Government initiatives, such as the Victorian Energy Upgrade Program and Solar Victoria, we can now offer our services for the supply and installation ...Apr 5, 2022 · Check the thermostat and adjust the temperature if it is too low or too high. Just make sure that you don't set the temperature above 120ºF, as this can lead to scalding temperatures and severe burns. If you adjust the thermostat and the water temperature remains the same, the problem may be a broken or faulty thermostat. Dip tube replacement on a water heater. Showing how to diagnose a faulty dip tube and the proper replacement techniques.The 3 most common signs of a damaged ... Jul 27, 2023 · Cons Of Traditional Water Heaters. While traditional water heaters have their benefits, there are also some drawbacks to consider: Limited hot water supply: With a storage tank, traditional water heaters can only provide a certain amount of hot water before needing to recharge and heat more. This can be a disadvantage, especially in larger …Oct 30, 2023 · Learn when to replace a water heater or repair it based on its service life, warranty, and common problems. Find out how to troubleshoot, maintain, and upgrade your water heater with Lowe's guide. 20. $7,072. (1) Costs are rough estimates, including installation, based on internal and other surveys. (2) Based on hot water needs for typical family of four and energy costs of 9.5¢/kWh for electricity, $1.40/therm for gas, and $2.40/gallon for oil. May 2, 2023 · The Weatherization Assistance Program (WAP) is the most established way to get a free or low-cost water heater from the government. The Department of Energy oversees WAP, which supports various upgrades for low-income homeowners if the project reduces electricity or gas consumption. A local contractor will begin the process by …Electric hot water heaters are an essential appliance in every household, providing us with the comfort and convenience of hot water for various purposes. When it comes to investin...Feb 19, 2024 · The cost of replacing a water heater can vary based on several factors including the type of heater, the size of the unit, and the complexity of the installation process. In Australia, the hot water system price typically ranges between $800 to $3000, with an average cost around $1500.Nov 6, 2023 · Tankless, or on-demand, water heaters don’t store hot water. Instead, they heat water as it passes through a series of coils in the unit. A tankless heater is usually more energy-efficient than a traditional storage tank water heater because the unit only heats water as you use it and, therefore, it doesn’t have to keep unused water hot. Oct 22, 2023 · Step 2: Locate the Thermostat. The thermostat is typically located on the side of the water heater tank, near the bottom. It may be covered by a small access panel that can be easily removed with a screwdriver. Once you’ve located the thermostat, take note of its position and the wires connected to it.Mar 13, 2015 · On 2020-06-25 - by (mod) - I replaced the heater elements but still have no hot water. Ted We have a series of diagnostic suggestions for no-hot-wter for an electric water heater starting at ELECTRIC WATER HEATER - NO HOT WATER Let's start there, and don't hesitate to ask follow-up questions as you need. On 2020-06-09 by Ted LambertAug 9, 2022 ... On average, most hot water heaters last between 8 and 12 years. However, some units, like tankless water heaters, can last anywhere from 15 to ...Oct 22, 2023 · 1. Turn Off Power Supply. The first step is to turn off the power supply to your water heater. This is crucial for your safety and to prevent any electrical mishaps. Locate the circuit breaker for your water heater and switch it off. If you have a gas water heater, turn off the gas supply by closing the gas valve. 2.6 days ago · First, check to make sure that all lines connected to the water heater have been properly secured. A loose connection could lead to a loss of water pressure. Additionally, check the shut-off valve to ensure it is open. If the valve was accidentally closed in the process of replacing the heater, that could lead to a lack of water pressure. These units ensure that water runs hot throughout your home, allowing you to bathe, wash dishes, and do laundry with ease. 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 water heater installation is between $1,600 to ... Feb 19, 2024 · The cost of replacing a water heater can vary based on several factors including the type of heater, the size of the unit, and the complexity of the installation process. In Australia, the hot water system price typically ranges between $800 to $3000, with an average cost around $1500. Learn how to replace a failing gas water heater or install a new one with this guide. Find out the tools, materials, steps and tips for a successful installation. Aug 21, 2022 · Replacing them with newer, more energy efficient models can help you save money on your heating bills. The cost of replacement also depends on the type of heaters you choose. Electric baseboard heaters are generally the most expensive to replace, while hydronic (hot water) baseboard heaters are usually the least expensive.Jan 27, 2023 · How We Test Water Heaters. Consumer Reports recently tested several electric and gas whole-house tankless water heaters from brands such as Bosch, Navien, Noritz, Rheem, Rinnai, Tempra, and ...Jul 28, 2023 · Tanked water heaters store hot water in a tank, which they heat continuously to keep the water hot. When you use hot water, the tank refills itself and heats the new water. ... Leaks can significantly reduce water pressure and waste water. Repairing leaks and replacing pipes is necessary for ensuring optimal water pressure. Follow these steps ...Jul 28, 2023 · Tanked water heaters store hot water in a tank, which they heat continuously to keep the water hot. When you use hot water, the tank refills itself and heats the new water. ... Leaks can significantly reduce water pressure and waste water. Repairing leaks and replacing pipes is necessary for ensuring optimal water pressure. Follow these steps ...Oct 22, 2023 · If you’re short on time, here’s a quick answer to your question: replacing an old gas water heater involves choosing the right replacement unit, shutting off water and …Gas heaters typically cost less than electric heaters and have a faster recovery rate (measuring the time to refill the tank), which makes them ideal for larger ...Jun 6, 2023 · There are some unscrupulous businesses out there who will strip anything high value like the copper coils or wiring and illegally dump the 40 gallon water tank. For a small fee, you can get a junk removal service such as 1-800-GOT-JUNK or Junk King. They will come to your home and remove your old heater and any other junk you need to get …Jul 28, 2023 · Tanked water heaters store hot water in a tank, which they heat continuously to keep the water hot. When you use hot water, the tank refills itself and heats the new water. ... Leaks can significantly reduce water pressure and waste water. Repairing leaks and replacing pipes is necessary for ensuring optimal water pressure. Follow these steps ...Homemade Solar Water Heaters - Homemade solar water heaters can help you save money for more important matters. Visit HowStuffWorks to learn all about homemade solar water heaters....3 days ago · Take the original valve with you to the hardware or gas supply store to get a matching replacement. Reconnect the new valve in reverse order. If you do not detect gas or a rotten egg odor, relight the pilot and …Nov 23, 2019 ... This video includes everything you need to know to replace your own water heater. TOOLS & MATERIALS: Performance 40 Gal.Feb 13, 2024 · Lacks digital control for setting target temperature. The Rheem Performance Plus Electric Tank Water Heater is well-equipped to supply hot water for showers, washing hands, or doing dishes. This 50-gallon model is the right size for a family of 3 to 5 individuals, and it comes with a 9-year warranty for peace of mind. Dec 20, 2023 · Key Takeaways. Water heater installation costs range from $900 to $3,000, with $1,400 being the national average. Hiring a local plumber will cost between $50 and $200 per hour. The costs of ... Install a pressure relief valve and purge valve per the manufacturer’s instructions. Turn on the water supply and check for leaks. Turn on the gas, bleed the line if necessary and check for leaks. After checking for leaks, turn the gas line …Nov 3, 2021 · 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. Installing a new water heater unit begins with the removal of the old heater. If you've got an electric water heater, replace it with another, unless you're willing and able to run gas line and exhaust vents. If you've got a gas hot water heater, stick with gas, unless your breaker box has room for a new 240-volt circuit. Nov 6, 2022 · The absolute lowest you should set your water heater is 120°F. This is because Legionella bacteria thrive at 77°F-113°F. It's worth noting that 120°F is not hot enough to kill Legionella bacteria. It merely stops the growth so that any bacteria that may have come in with the freshwater supply won't multiply to dangerous levels.Mar 23, 2023 · Shut the cold-water supply line at the water heater shut off or the main home water supply shut off. Open the hot water tap to let out the pressure in the tank. Attach a hose to the water heater drain valve and allow 5-10 gallons (22.7-45.5 liters) of water to run out. This will help you work better.Jan 26, 2023 · Replacing a water heater before it fails can save your home from damage. When a water heater fails, there are several possible risks to your home. One is damage from a leaking tank. When the ... Feb 8, 2024 · Step 2: Remove the outside access covers. Remove the cover panel that corresponds to the thermostat that needs replacing. The covers are usually on the side of the water heater tank. Use the 1/4 inch nut driver or a flathead screwdriver for this part, ensuring you don’t lose the small screws.Nov 6, 2022 · The absolute lowest you should set your water heater is 120°F. This is because Legionella bacteria thrive at 77°F-113°F. It's worth noting that 120°F is not hot enough to kill Legionella bacteria. It merely stops the growth so that any bacteria that may have come in with the freshwater supply won't multiply to dangerous levels.Jan 16, 2024 · You’ll need a 0.75-inch gas line for sufficient gas supply. Rinnai’s RU199iN model tops our list for the best tankless water heater in the condensing category. Although it’s quite pricey, it has a high flow rate of up to 11 GPM for running multiple fixtures and appliances at once and a powerful 199,000 BTU. Jan 15, 2024 · Replacing a drain valve is cost-effective to stop a hot water heater from leaking from the bottom. A new valve can cost $10 to $30. However, plastic drain valves are not preferable since they are more prone to damage than brass drain valves. A brass drain valve can cost from $17 to $30 if it has a garden house cap.Jan 28, 2021 · 1 Shut off the cold water to the water heater and gas or electricity that heats the water heater. Close the shutoff valve on the cold water inlet line that fills the water heater. 2 Drain the water from the tank until the water level is below the valve’s location. To do this, connect a garden hose to the water heater’s drain valve, open a ...2 days ago · 5. Refill The Water Heater. Now it’s time to fill your hot water tank back up with water. Start off by opening a HOT water faucet somewhere in your home. This will allow the air inside the water heater to escape while you refill it. Open the COLD water inlet valve to the water heater. Whoosh! You will start to hear the tank fill with water.What is included in the standard installation costs of a natural gas water heater?Oct 22, 2023 · 1. Turn Off Power Supply. The first step is to turn off the power supply to your water heater. This is crucial for your safety and to prevent any electrical mishaps. Locate the circuit breaker for your water heater and switch it off. If you have a gas water heater, turn off the gas supply by closing the gas valve. 2.Oct 24, 2021 · The cost to replace a used water heater depends on your location, where the heater is located in the home, the type of hot water heater being installed, and whether or not it is an emergency ...Nov 28, 2019 · Is a condensing gas water heater for you? If you’re replacing an existing gas water heater and need lots of hot water for long or multiple showers and tub fills, and want a high flow rate in summer and winter, this may be the way to go. It requires the least amount of repiping and has a faster payback. Figure an eight-year payback with newer ...3 days ago · Replace the TPR Valve. Wrap the threads of the new TPR valve with plumber’s tape or apply joint compound liberally. Screw the valve into the tank until it is hand tight and then use a wrench to tighten it until the outlet is facing towards the overflow drain pipe. Reconnect the drain pipe. If the pipe is CPVC, you can splice the cut pieces ...If you're determined to install your water heater yourself, first consult the manufacturer. Manufacturers usually have the necessary installation and ...Oct 24, 2021 · The cost to replace a used water heater depends on your location, where the heater is located in the home, the type of hot water heater being installed, and whether or not it is an emergency ... Dec 3, 2020 · But how do you replace a hot water heater? And, you may be wondering, “can I replace my own hot water heater?” The answer is yes! Here are some tips on when to …If you’re considering upgrading your water heating system, you may have come across the option of installing a tankless water heater. As the name suggests, tankless water heaters p...A broken water heater forces you to make a quick decision · A broken water heater leaves you without hot water · A corroded water heater could cause significant ...Rinnai water heaters are some of the most reliable and efficient units on the market. They provide hot water on demand and can be installed in a variety of locations, making them a... Replacing a tank water heater. Shut off the water supply to the water heater and the gas supply. Drain the water heater by attaching a hose to the spigot at the bottom and opening the draw off valve. Break the galvanized flue line connection at the top of the water heater and the gas connections. Clean the copper piping for the hot and the cold ... May 6, 2022 · The two main factors are the price of the unit itself, and the labor to install it. According to HomeAdvisor, the national average cost of installing a new water heater is roughly $1,232 but the cost can fall anywhere between $829 and $1,642. HomeAdvisor also explains that this average does not account for additional plumbing service that you ...Jan 15, 2024 · Replacing a drain valve is cost-effective to stop a hot water heater from leaking from the bottom. A new valve can cost $10 to $30. However, plastic drain valves are not preferable since they are more prone to damage than brass drain valves. A brass drain valve can cost from $17 to $30 if it has a garden house cap.Jan 11, 2022 ... In fact, replacing a water heater entails dealing with electricity, gas lines, extremely hot water, and pressure-controlled tanks. Don't ...Sep 15, 2023 · 2. Remove the metal cover so you can see the water heater’s thermostat. You’ll see a metal plate near the base of the water heater. Use a Philips head screwdriver to take out the screws holding the metal plate in place. Under the plate, you’ll see the water heater’s thermostat and heating elements. [1]Jan 21, 2024 · Old water heater that was in the unit when I bought it. The property was occupied by tenants at the time it was replaced. During the replacement I also had the plumber fix two safety issues the home inspector identified related to the water heater (install a power/water cutoff at unit). The replacement and all the associated work in #3 totaled ...Dec 10, 2021 ... Yes you can do it yourself. But, probably a good idea to pay the $35 or so for a city permit when you're done. That way if the damn thing burns ...Oct 16, 2022 · Second Method. It is even possible to use your washer to eliminate excessive air in your hot water system. Disconnect your red (hot) water pipe, and then connect the blue (cold) pipe in the red (hot) one’s place. Open up the cold water and hot water tap and allow them to run for 3 to 5 seconds. If the problem persists, repeat that …Jan 15, 2024 · Replacing a drain valve is cost-effective to stop a hot water heater from leaking from the bottom. A new valve can cost $10 to $30. However, plastic drain valves are not preferable since they are more prone to damage than brass drain valves. A brass drain valve can cost from $17 to $30 if it has a garden house cap.How to Install an Electric Water Heater in 10 Steps · Step 1: Shut Off Water and Electric · Step 2: Test to Make Sure There is No Power · Step 3: Disconnect an...Jun 6, 2023 · There are some unscrupulous businesses out there who will strip anything high value like the copper coils or wiring and illegally dump the 40 gallon water tank. For a small fee, you can get a junk removal service such as 1-800-GOT-JUNK or Junk King. They will come to your home and remove your old heater and any other junk you need to get … Take the original valve with you to the hardware or gas supply store to get a matching replacement. Reconnect the new valve in reverse order. If you do not detect gas or a rotten egg odor, relight the pilot and verify that the water heater is working properly. Newer models may have wires connected to the gas control valve. Jul 28, 2023 · Tanked water heaters store hot water in a tank, which they heat continuously to keep the water hot. When you use hot water, the tank refills itself and heats the new water. ... Leaks can significantly reduce water pressure and waste water. Repairing leaks and replacing pipes is necessary for ensuring optimal water pressure. Follow these steps ...May 17, 2023 · The cost of a standard tank-storage water heater unit averages $400 to $1,600, and installation costs range from $150 to $800. Tankless systems heat water on demand and can last twice as long as ...Jan 9, 2024 · Gas tankless water heater installed outdoors Electric tankless water heater. Electric tankless water heaters cost $600 to $1,000 for the unit alone or $1,400 to $3,000 total installed. They rapidly heat water with electrical heating elements to provide a continuous, unlimited supply of hot water as long as the unit is properly sized for your …
Oct 4, 2021 · Connect a garden hose to the drain valve at the bottom of the tank. Empty the tank into your basement drain. Close the valve and remove the hose. Remove either the top or bottom access panel on the side of the tank and pull back the insulation. Loosen the terminal screws on the heating element. Now remove the wires.. Jamaican drinks
How to Install an Electric Water Heater in 10 Steps · Step 1: Shut Off Water and Electric · Step 2: Test to Make Sure There is No Power · Step 3: Disconnect an...Sep 13, 2023 · Step 1. Gas water heaters need proper venting for operation. To check the venting on your existing unit, close all windows and doors and turn on all gas appliances and exhaust fans and turn up the temperature on your water heater for a few minutes. Then, hold an extinguished match near the vent hood. The smoke should pull into the hood.Example: If you’re taking a shower (100% flow and 110˚F hot water) and simultaneously use two faucets (100% flow and 110˚F hot water), you will need at least 5 GPM tankless water heater. Tankless heaters can deliver anywhere from 2 GPM to 12 GPM of hot water. How many GPM do you need? The 5-10 GPM ones are most appropriate for the majority of …Nov 6, 2022 · The absolute lowest you should set your water heater is 120°F. This is because Legionella bacteria thrive at 77°F-113°F. It's worth noting that 120°F is not hot enough to kill Legionella bacteria. It merely stops the growth so that any bacteria that may have come in with the freshwater supply won't multiply to dangerous levels. Take the original valve with you to the hardware or gas supply store to get a matching replacement. Reconnect the new valve in reverse order. If you do not detect gas or a rotten egg odor, relight the pilot and verify that the water heater is working properly. Newer models may have wires connected to the gas control valve. Nov 6, 2023 · Tankless, or on-demand, water heaters don’t store hot water. Instead, they heat water as it passes through a series of coils in the unit. A tankless heater is usually more energy-efficient than a traditional storage tank water heater because the unit only heats water as you use it and, therefore, it doesn’t have to keep unused water hot. Jan 25, 2010 · Step 1 - Identify Your Old Expansion Tank. The first step to replacing the water heater expansion tank is to locate it. The tank is usually located right next to your water heater and is connected to the water heater. Once identified, record the dimensions and connections to ensure when you purchase the new one it is going to fit and work …Nov 6, 2022 · The absolute lowest you should set your water heater is 120°F. This is because Legionella bacteria thrive at 77°F-113°F. It's worth noting that 120°F is not hot enough to kill Legionella bacteria. It merely stops the growth so that any bacteria that may have come in with the freshwater supply won't multiply to dangerous levels.Feb 26, 2024 · “The average cost for a water heater replacement ranges from $600 to $3,500, with tank-style water heaters priced between $600 to $2,500, and tankless water …Jan 26, 2023 · There may be no or less hot water because there is an issue with the electrical thermostat. On average, a home should have the thermostat set between 120 and 140 degrees. If the thermostat is ...May 19, 2023 · 3. Unscrew the T&P Valve. Now with the discharge line off of the valve, we should be able to unscrew the T&P valve from the tank with our pipe wrench. If the valve is tough to unscrew, try tapping the end of your pipe wrench with a hammer or putting a pipe over the handle of your wrench to extend it.Nov 23, 2019 ... This video includes everything you need to know to replace your own water heater. TOOLS & MATERIALS: Performance 40 Gal.Dec 20, 2023 · Key Takeaways. Water heater installation costs range from $900 to $3,000, with $1,400 being the national average. Hiring a local plumber will cost between $50 and $200 per hour. The costs of ... 3 days ago · All residential grade like-kind electric water heaters shall be permitted for one inspection at a total cost of $39.00 until further notice. This shall only apply to multi-family (two units or more, including duplexes and condos). All other provisions outlined within Collier County Ordinance No. 2009-59 are still applicable. ( Water Heater ...If your tank water heater is more than 10 years old, it may be time to consider replacing it. With proper maintenance, a tank water heater tank should last six to 12 years. A tankless water heater can last for more than 20 years. Check your water heater’s warranty for the most accurate timelines.Feb 24, 2024 · First, check the water heater's circuit breaker in the service panel to make sure it hasn't tripped. If the breaker has tripped off, rock it to the OFF position, and then back to ON. If the heater's breaker did not trip off, reset the high-temperature limit on the heater. To do so, turn off the power to the water heater in the service panel.Feb 12, 2019 ... If you have a gas water heater, look for the on/off dial or switch. If you have an electric water heater, go straight to your circuit breaker ...Apr 25, 2021 · That has been a grey area for as long as I can remember. The current take is that, since a water heater becomes a physical part of the plumbing system, and there's no question that the plumbing system is a physical part of the structure, a water heater gets classified as residential rental real estate and depreciated over 27.5 years..