What size water heater do i need - Before you go shopping for a new water heater, you must do your homework. There are numerous factors to consider when selecting the best water heater. Such factors include your per...

 
For homes that use 41 gallons or less of hot water daily, demand water heaters can be 24%–34% more energy efficient than conventional storage tank water heaters. They can be 8%–14% more energy efficient for homes that use a lot of hot water -- around 86 gallons per day. In some cases you may be able to achieve even …. Window cleaning services near me

Environmentally Friendly: LPG systems heat water more efficiently. If you want to reduce waste and harmful emissions, a continuous-flow hot water system could be the right choice for you. Cost-Effective: LPG options include continuous flow systems. Instead of storing hot water in a gas water heater tank, water is only heated when …To determine that capacity, you first need to add up about how much hot water your household uses during the busiest hour of an average day “Size a water heater for your demand 363 days a year, not the one or two …What size expansion tank do I need for my water heater? A 2-gallon expansion tank is the adequate size for water heaters that are 40- to 50-gallons. How much does an expansion tank cost? The price for an expansion tank can go from $40 to $200 or more, depending on the size you need for your water heater.Feb 8, 2024 · A 20-amp breaker needs a 12-gauge wire size. A 25-amp breaker needs a 12-gauge wire size. A 30-amp breaker needs a 10-gauge wire size. A 40-amp breaker needs an 8-gauge wire size. If your home only supports a 3800-watt water heater with a 12-gauge wire and 25-amp breaker, you’ll need to rewire the circuit with a 10-gauge wire and 30-amp ... Step 3 - Calculate the Breaker Size. Finally, multiply the Amps by 125% (NEC Code). This will determine the correct sized breaker for your water heater. So, following along with our example, multiply 18.75 Amps by 125%. ( 18.75 Amps x 125% = 23.43 Amps) For a 4500 watt 240 volt water heater, you will need a 25 or 30 Amp circuit breaker. If you plan on running at least 2 showers and a faucet in peak hours, a family of 5 would need a 9 GPM gas tankless heater in the Southern U.S. In the Northeast, a family of 5 would need an 11 GPM gas tankless water heater. It is always advisable to go a little too big than to go too small. Great for camping, fishing or hanging outside. By clicking "TRY IT", I agree to receive newsletters and promotions from Money and its partners. I agree to Money's Terms of Use and ...In the case of a rectangular pool that measures 20' by 30' with a shallow-end depth of 4' and deep-end depth of 8', the calculation is this: Volume = 20 x 30 x 6 x 7.5 = 27,000 gallons. This information is important because water volume dictates how many BTUs will be …Soaking tubs and freestanding tubs usually hold around 60 to 80 gallons of water. Whereas, corner or spa tubs can hold between 70 to 120 gallons of water. With this in mind, your water heater tank must be at least 2/3 the size of your jacuzzi tub. So, if you jacuzzi tub holds 120 gallons, you need at least an 80 …Feb 27, 2024 · Commercial water heaters come in a variety of sizes, from 20 gallons to 100 gallons. They’re usually gas-powered, and they have a recovery rate of around 80 gallons per hour. Industrial water heaters are even larger, with models that can hold up to 4,000 gallons of water. The size of water heater you need depends on the type of restaurant you ... Oct 26, 2022 · From the above demonstration, your hot water peak hour demand is (32+1.5+15) = 48.5 gallons (183.6 liters). 2. Determine the Suitable Heat Pump First Hour Rating. Check the product label of your heat pump water heater to establish the technical specifications of your heater, including the first-hour rating. If you plan on running at least 2 showers and a faucet in peak hours, a family of 5 would need a 9 GPM gas tankless heater in the Southern U.S. In the Northeast, a family of 5 would need an 11 GPM gas tankless water heater. It is always advisable to go a little too big than to go too small. Commercial water heaters come in a variety of sizes, from 20 gallons to 100 gallons. They’re usually gas-powered, and they have a recovery rate of around 80 gallons per hour. Industrial water heaters are even larger, with models that can hold up to 4,000 gallons of water. The size of water heater you need depends …Sep 25, 2015 · Depending on the size of your home, the number of heaters, and your household size, you may need to install a tankless water heater with a capacity of 2 to 12 gallons per minute (GPM). Most tankless hot water heaters have a capacity between 5 and 10 GPM. The keys to determining the best tankless water heater size for you are flow rate and ... Most tubs require a water heater that’s at least 50 gallons. If your tank is not large enough, you’ll run out of hot water too quickly. With the standard tub being 30″x60″, a 60-gallon water heater or larger is required for ample capacity. Another option is to add a supplemental unit near your current heater.What size breaker do you need for a 20kW 240V electric tankless water heater? Slide the 1st slider to ’20’ and the 2nd slider to ‘240’. You get the result: 20kW 240V on-demand water heater requires a min. 83.33A breaker size .Jan 2, 2018 ... What Size Hot Water Heater Do I Need? ... We recommend a small storage tank (50-60 gallons) for one to two people. A medium storage tank (80 ...The higher the GPM, the more hot water the unit can deliver. A tankless heater with a flow rate of 8 GPM can deliver more hot water than a tankless with a flow rate of 6 GPM. To determine the GPM your household needs, you'll need to count the number of fixtures (showers, hand sinks, washing machines, etc) used during your peak hour.Mar 23, 2022 · A standard electric-powered tankless water heater has a depth of 3.5 inches or 9 centimeters, a width of 17.63 inches or 45 centimeters, and a height of 18.25 inches or 46 centimeters. How Much Space Does A Water Heater Need? A water heater will need space for air circulation, especially if you have a tank powered by natural gas or propane. Solar water heaters could help cut your utility bills. Visit HowStuffWorks to learn about solar water heaters. Advertisement Heating up water accounts for a good chunk of a home's ...To find the proper size, you need to determine your own use. Your unit’s first hour rating should ideally be within 1-2 gallons of your own peak use, i.e., the time of day when your family uses the most water. This is commonly in the morning when everyone is getting ready to leave for the day, or at night when everyone is … Step 2: Divide the Pool’s Surface Area by 3. The pool’s surface area divided by three gives you the minimal BTU size recommended for that particular surface area. Continuing the example above with the 15 x 30 pool, after dividing by 3, you get 150. Therefore, the minimum size heater recommended for a 15 x 30 pool is 150,000 BTUs. The most used tank size (based on the common family size of four to six) and the general rule for water heater sizing are: 30 gallons unit - enough for one bath residential homes or apartments. 40 gallons heater - for two-bath residential homes or two applications. 50 gallons water heater - for three-bath residential homes or three applications. Three to four people require a 40 to 50 gallon tank, and if you have five or more in your house, go with a 50 to 80 gallon model. Gas heaters have a greater FHR ...Mar 14, 2022 · Enter your swimming pools size below to see which Pool Heater is right for you! Please note, after putting in your measurements, our pool heater calculator will ask you to put in the current temperature of your pool and the desired temperature. Based that information, the calculator will recommend an amount of hours it will take to heat the ... Jun 27, 2023 ... The average tankless water heater near me can supply a steady stream of hot water at 2–5 gallons (or 7.6–15.2 liters) per minute. Gas-fired ...Jul 22, 2022 · 500 sq. ft. 16,000 BTU. 530 sq. ft. 20,000 BTU. 660 sq. ft. For example, the 5200 BTU heater room size is 170 square feet. 5200 BTU is equivalent to 1500 watts of electricity, a very common heater size. Another example shows that a 12,000 BTU heater, one 1 ton heater, serves up to 400 square feet. If you need a tankless water heater for 2 showers and your home’s other appliances and hot water fixtures , the heater will need to be bigger – at least 7-9 GPM. The exact size of the …As a general rule, below is a guideline of the size of tank you might need. While it does not necessarily factor the number of bathrooms in the house and your hot water usage, it should give you a good estimate: Number of gallons/litres. Number of people in the household. 30-40 gallons (114 -151 litres) 1-2. 40-50 gallons (151 … To find the proper size, you need to determine your own use. Your unit’s first hour rating should ideally be within 1-2 gallons of your own peak use, i.e., the time of day when your family uses the most water. This is commonly in the morning when everyone is getting ready to leave for the day, or at night when everyone is winding down for bed. The main electric requirements for electric tankless water heaters are wire size and amp breaker size.We have explained how to easily calculate the amp breaker size here, and now we are going to look at what size wire you need for a tankless water heater.. The same as for the amp breakers, you will get a Tankless Water Heater …What Size Hot Water Heater Do I Need? Now that you know how much water your household uses and what your peak hour demand is, it’s easier to determine which size water heater is best for your lifestyle. For water heater tanks, use these estimates: Single or two-person households: 23-36 gallon tank; 2-3 occupants: 36-46 gallon tankThe correct way to do this is to place it into the water heater (without screwing it in), so you can see how high it is. Then, measure the distance that the rod protrudes out of the top of the tank and add an extra inch. Use a hacksaw to cut the excess off and place the rod back in the tank.Solar water heaters could help cut your utility bills. Visit HowStuffWorks to learn about solar water heaters. Advertisement Heating up water accounts for a good chunk of a home's ...If you intend to use a tank-style model, use the guidance below to help you find the water heater size you need. Minimum Gallon-Capacity Recommendations. Electric Water Heater. Family of 1 to 2: 30 gallons. Family of 2 to 3: 40 gallons. Family …The size of the pool heater required for a 16×32 inground pool depends on the pool volume. For a standard 16×32 pool with an average depth of 5 feet (about 21,000 gallons), you would need a heater with approximately 105,000 watts (21,000 gallons x 5 watts/gallon) or 105 kW to efficiently maintain the desired temperature.Resources. Residential Water Heater Selector. Not sure what size water heater size you need? Answer some questions about your household water usage and we’ll recommend …The general rule of thumb is to have a capacity of approximately 5 watts per gallon of water. Therefore, a 10 gallon aquarium will need a 50 watt heater. As the tank size increases, the larger water volume is able to retain the heat better. If the tank size is 40 gallons or larger, the watts per gallon can be reduces to approximately 3.5. This ... For 1 to 2 people: 30-40 gallons. For 2 to 3 people: 40-50 gallons. For 3 to 4 people: 50-60 gallons. For 5+ people: 60-80 gallons. We’ll explain why the numbers above just “loose estimates” are and how they might not accurately meet your hot water needs. We’ll also show you how to calculate the exact water heater size that meets your ... 16 x 32 = 512 sq. ft. surface area. 512 ÷ 3 = 170.7. 170.7 x 1,000 = 170,700 BTU Minimum. PRO TIP: When figuring out how many BTUs you need, it's important to also figure in the heater's efficiency. Newer pool heaters are often in the range of 82–96% efficient. For example, if you're looking at a 200,000 BTU heater with an efficiency of 85% ...For a tank-style water heater you need to consider the size of your household. For 1 or 2 people a 23 to 36 gallon tank should suffice. For 3 to 4 people you’ll want a 36 to 46 gallon tank. For every additional person after that you should add 10 more gallons of capacity.40 Gallons & Below. 40 gallons can be sufficient for a couple that focuses on conserving water. 30 gallons will meet the needs of most individuals. The small tank size means water will heat up quickly as needed.Jan 10, 2014 · Step 2: Determine required temperature rise. To determine temperature rise, subtract the incoming water temperature from the desired output temperature. Unless you know otherwise, assume that the incoming water temperature is 50°F (By using a low temperature assumption you ensure that you will not undersize your tankless unit. There are some parts that tend to go bad on hot water heaters, including heating elements on electric water heaters and fuel valves on gas water heaters. Plumbing supply stores tha...Water Heater Size for 3 Bedroom House and 4 Bedroom House. For an Apartment with 3 or 4 Bedrooms and attached bathrooms, you can install 15 Liter or 25 Liter storage water heaters in each bathroom. The size of the Geyser depends on the size of the family. You have just seen the Water heater buying guide as well as the optimum size of …Oct 16, 2023 · Prepping the new tankless water heater for installation per the manufacturer’s instructions. Installing any new water lines necessary for operation. Double-checking all the fittings. Correctly connecting the unit to the power or gas supply. Installing any ventilation required for the tankless water heater. Electric Continuous Flow water heater: For a single bathroom, laundry, or kitchen in an apartment, the 18kW Rheem Eclipse Continuous Flow Electric Water Heater is an excellent option that provides as much hot water as you need, as long as you need it. There are two models available: 50ᵒC and 60ᵒC. The 50ᵒC model is suitable for …If you need a tankless water heater for 2 showers and your home’s other appliances and hot water fixtures , the heater will need to be bigger – at least 7-9 GPM. The exact size of the …What size tankless water heater do I need for a family of 5? If you plan on running at least 2 showers and a faucet in peak hours, a family of 5 would need a 9 GPM gas tankless heater in the Southern U.S. In the Northeast, a family of 5 would need an 11 GPM gas tankless water heater.A 23 to 36 gallon water heater will suffice for a single couple with no kids. If you have 5 or more people living in your house, you will need a 56 gallon hot water heater. Add 10 gallons per person in the household. To help … Coverage Area (1500W Heater) = 1500 Watts / (8.79 Watts / Sq Ft) = 171 Sq Ft. This means that a 1500 watt heater can heat up to 171 sq ft of living space. Now, we can calculate how many watts do we need to heat a 500 sq ft space, for example, like this: Heater Size For 500 Sq Ft = 500 Sq Ft × 8.79 Watts / Sq Ft = 4395 Watts. The main manufacturers of tank-based RV water heaters are Atwood and Suburban. The tanks of RV water heaters are much smaller than those of home water heaters. A small home heater is 40 or 50 gallons, but as mentioned above, an RV water heater maybe just six or 10. This means that you need to be more conservation-minded …While this may make things more confusing, you only need to use another simple calculation. Twelve-thousand BTU = 1 ton. By dividing your square footage by …Kitchen sink : 1.0 to 2.2 gpm. Dishwasher : 1.0 to 2.5 gpm. Clothes washer : 1.5 to 3.0 gpm. Recovery rate. The recovery rate is listed in terms of numbers of gallons of water heated per hour. It is recommended to select a higher recovery rate for systems that have higher hot water demands. Unit dimensions and installation location.A heater size guide makes it easy to choose the right size heater for your aquarium and usual room temperature. Typically, aquariums should have 5 Watts of power for every gallon of water, so a 10-gallon …Common problems with a Rheem water heater include a lack of hot water and incorrect water temperature. Problems and solutions vary based on the type of water heater. The amount of ...As a general rule, below is a guideline of the size of tank you might need. While it does not necessarily factor the number of bathrooms in the house and your hot water usage, it should give you a good estimate: Number of gallons/litres. Number of people in the household. 30-40 gallons (114 -151 litres) 1-2. 40-50 gallons (151 …Apr 13, 2021 · You will need an electric water heater tank capacity of 30 gallons for a one to two-person household. A water heater of this size usually has a height of 49.5 inches and a diameter of 21.63 inches. This heater weighs about 75 pounds. For a two to three-person household, you need an electric water heater tank capacity of 40 gallons. As a general rule, the bigger the water heater, the bigger the expansion tank. For a 50-gallon water heater, you require a 2-gallon expansion tank. Depending on how high your water pressure is, however, you may need to go up a size to a 4.5-gallon expansion tank. The only two factors to consider when picking your expansion tank are water heater ... Learn how to find the perfect size water heater for your home based on the FHR, or first hour rating, and the energy factor. Follow a few guidelines to meet your water needs and save money on heating costs. See examples …Estimate the gallons of hot water used during that time. Use the chart below from Energy.gov for help. For example: Let’s say you have a family of 4. Every morning, 3 people shower, 2 shave during, so you’d want a water heater with a first hour rating of about 34 gallons. Of course, if you’re washing dishes and clothes while others are ...Three to four people require a 40 to 50 gallon tank, and if you have five or more in your house, go with a 50 to 80 gallon model. Gas heaters have a greater FHR ...The biggest benefit of this unit is that it’s so compact — only 8 inches wide x 13 inches tall x 4 inches thick. That’s about a tenth the size of all the others on this list. The reason for that isthat Rheem units use electric to heat your water. This unit comes in 8, 11, and 13 kilowatt versions.Learn how to estimate the tank or tankless water heater size based on household size, peak usage, and temperature rise. Find …Jan 26, 2024 · Chris, Robin, and the boys probably need a 40-gallon gas water heater or a 50-gallon electric water heater to supply their hot water needs. A group of four roommates shares a house. Some of their friends and family come to sleep over on occasion. Everyone takes a 10–20 minute hot shower each day. Feb 6, 2024 · To work out the size of a water softener for your home, use the following three-step calculation: Step 1: Number of people in your home x 70 1 = N. Step 2: N x your water hardness (measured in GPG 2) = grains per day (GPD) number. Step 3: Multiply the GPD number by 7 (the number of days in the week). You can compare this number to the different ... If you want to upgrade your water heater size from 40- or 50-gallon storage water heater or replace it, you won't necessarily need a big tankless water heater. The right size is a tankless water heater that can heat enough gallons of water to a specific temperature per minute to keep up with the demand.Step 4. Pick a drain pan that is between 1½ and 2½ inches deep and has a hole in the side for attaching a drain pipe. Replacing a water heater requires planning. A system often is not replaced until it no longer heats water or until water is found on the floor near the heater. One part of the planning that is sometimes neglected is …That means you need a tank water heater that can contain 50 gallons and a first-hour rating (FHR). A tank of 40 gallons may appear big, but it doesn’t have a high FHR, therefore avoid it. A family of four will make use of about 200 to 400 gallons of heated water per day. This usage includes washing, cleaning, laundry, and …As a general rule, the bigger the water heater, the bigger the expansion tank. For a 50-gallon water heater, you require a 2-gallon expansion tank. Depending on how high your water pressure is, however, you may need to go up a size to a 4.5-gallon expansion tank. The only two factors to consider when picking your expansion …The proper water heater size will be reliant on variables such as the number of people in your family and the average duration of your shower. If you need a rough estimate of what size water heater you need, follow these standard guidelines: 1 to 2 People: 30 – 40 Gallons. 2 to 3 People – 40 – 50 Gallons. 3 to 4 People: 50 – 60 Gallons.The main electric requirements for electric tankless water heaters are wire size and amp breaker size.We have explained how to easily calculate the amp breaker size here, and now we are going to look at what size wire you need for a tankless water heater.. The same as for the amp breakers, you will get a Tankless Water Heater …The correct way to do this is to place it into the water heater (without screwing it in), so you can see how high it is. Then, measure the distance that the rod protrudes out of the top of the tank and add an extra inch. Use a hacksaw to cut the excess off and place the rod back in the tank.Depending on the size of your home, the number of heaters, and your household size, you may need to install a tankless water heater with a capacity of 2 to 12 gallons per minute (GPM). Most tankless hot water heaters have a capacity between 5 and 10 GPM. The keys to determining the best tankless water …When it comes to installing a pond heater, the size of the pond is a critical factor to consider. It’s important to take measurements of the pond’s surface area and depth to ensure that the right size heater is chosen. A larger pond requires more wattage to heat, and the ambient temperature of the area should also be taken into account.Learn how to size a new water heater based on your household's hot water needs and efficiency. Find out the factors to consider for tankless, solar, and storage water heaters.Three to four people require a 40 to 50 gallon tank, and if you have five or more in your house, go with a 50 to 80 gallon model. Gas heaters have a greater FHR ...The first thing to do is make sure your gas is shut off. You don’t want to mess around with gas. As long as the connections look good, and the best way to check this is with some soapy water in a spray bottle. You spray the water on the connections and if it bubbles, there is a leak. Assuming no leaks, the gas valve might need to be replaced.Action Plumbing has professional technicians for all types of water heater repairs maintenance and installation. It is our belief that by understanding water ... Tankless Sizing Overview. There are two factors that need to be considered when sizing a tankless water heater: Flow Rate (GPM): How much hot water you will need at any given time. Temperature Rise (ΔT): The difference between the incoming cold water temperature and the desired temperature. First, figure out which fixtures you will want to ... Soaking tubs and freestanding tubs usually hold around 60 to 80 gallons of water. Whereas, corner or spa tubs can hold between 70 to 120 gallons of water. With this in mind, your water heater tank must be at least 2/3 the size of your jacuzzi tub. So, if you jacuzzi tub holds 120 gallons, you need at least an 80 …

As we can see, the 8 AWG copper wire can handle 50 amps. For comparison, 6 AWG can handle 65 amps, but for tankless water heaters, we usually use multiple AWG 8 or AWG 10 wires. As you can see, for 150A current, we would need three #8 copper wires. This is exactly the same answer that Stiebel Eltron gives in the tech sheet (3 × 8/2 AWG copper ... . Rolladen shutters

what size water heater do i need

Prepping the new tankless water heater for installation per the manufacturer’s instructions. Installing any new water lines necessary for operation. Double-checking all the fittings. Correctly connecting the unit to the power or gas supply. Installing any ventilation required for the tankless water heater.Measure your faucet's cold water temperature with a thermometer. Subtract the cold water temperature from 110 °F (43 °C) to get the temperature rise. Look for a tankless water heater that meets your home's needs for peak flow rate and temperature rise. Size charts are listed on all products. 1. Step 4. Pick a drain pan that is between 1½ and 2½ inches deep and has a hole in the side for attaching a drain pipe. Replacing a water heater requires planning. A system often is not replaced until it no longer heats water or until water is found on the floor near the heater. One part of the planning that is sometimes neglected is the drain pan. Residential Water Heater Selector. Not sure what size water heater size you need? Answer some questions about your household water usage and we’ll recommend the best product for you. Answer questions about your household's hot water usage, space and water heating preferences to find a water heater that works great. Understanding household water usage patterns is crucial for accurate sizing. For a family of four, a tankless water heater with a flow rate of at least 7-8 gallons per minute is recommended. Consider factors like temperature rise and household water usage to ensure optimal performance and efficiency.With our water heater size calculator and expert advice, you’ll be able to choose the perfect water heater size for your needs. At Home Service Plus, we offer a range of water heater sizes, including 30-, 40-, 50-, and 75-gallon natural gas water heaters.The size of your RV tankless water heater is measured in BTUs or gallons per minute that it can produce hot water. Most RVs operate well with on-demand water heaters between 40,000-50,000 BTU output. In terms of gallons per minute, this should be much less than a house tankless water heater, which can run upwards of 8 gallons per …How does a water-cooled air conditioner work? Advertisement There are several different ways that water is used in air conditioning. The most common use is in cooling towers. A coo...Therefore, a 10 gallon aquarium will need a 50 watt heater. As the tank size increases, the larger water volume is able to retain the heat better. If the tank size is 40 gallons or larger, the watts per gallon can be reduces to approximately 3.5. This chart will help you choose the right aquarium heater size:32. Shower or Bath. 20. Dishwasher. 14. Hands & Face Washing. 4. Depending on the number of people in your household, your water needs will vary. The average family of 4 can use up to 400 gallons of water per day, so you want to make sure you find a water heater that will meet your household’s needs.Jun 22, 2023 ... The size required depends on your household's peak hour demand, which is the maximum amount of hot water you need in one hour. If your family ...You will need an electric water heater tank capacity of 30 gallons for a one to two-person household. A water heater of this size usually has a height of 49.5 inches and a diameter of 21.63 inches. This heater weighs about 75 pounds. For a two to three-person household, you need an electric water heater tank …Most tubs require a water heater that’s at least 50 gallons. If your tank is not large enough, you’ll run out of hot water too quickly. With the standard tub being 30″x60″, a 60-gallon water heater or larger is required for ample capacity. Another option is to add a supplemental unit near your current heater.To find the proper size, you need to determine your own use. Your unit’s first hour rating should ideally be within 1-2 gallons of your own peak use, i.e., the time of day when your family uses the most water. This is commonly in the morning when everyone is getting ready to leave for the day, or at night when everyone is …Step 2: Divide the Pool’s Surface Area by 3. The pool’s surface area divided by three gives you the minimal BTU size recommended for that particular surface area. Continuing the example above with … As we can see, the 8 AWG copper wire can handle 50 amps. For comparison, 6 AWG can handle 65 amps, but for tankless water heaters, we usually use multiple AWG 8 or AWG 10 wires. As you can see, for 150A current, we would need three #8 copper wires. This is exactly the same answer that Stiebel Eltron gives in the tech sheet (3 × 8/2 AWG copper ... Sep 25, 2015 · Depending on the size of your home, the number of heaters, and your household size, you may need to install a tankless water heater with a capacity of 2 to 12 gallons per minute (GPM). Most tankless hot water heaters have a capacity between 5 and 10 GPM. The keys to determining the best tankless water heater size for you are flow rate and ... To find the proper size, you need to determine your own use. Your unit’s first hour rating should ideally be within 1-2 gallons of your own peak use, i.e., the time of day when your family uses the most water. This is commonly in the morning when everyone is getting ready to leave for the day, or at night when everyone is winding down for bed. How to stay warm and safe when you're getting cozy this winter. Even if you live somewhere with central heating, sometimes it’s nice to get an extra boost of warmth from a space he....

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