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No, each must be vented seperately.

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Q: Can you use the same vent for a tankless water heater as your furnace?
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You live on a third floor with your hot water storage tank in the basement Where would a tankless heater need to be located to work effectively?

A tankless and a gas(with a normal tank) water heater both burn gas to heat the water, so they need vents to bring air into the space where they are located, and a venting system for the exhaust. Some considerations for tankless: 1) they require larger gas supply pipes; 2) they can be placed on most walls, but you still need room around them; and 3) they heat the water as it flows through the pipe, so you still have to deal with the cold water which is in the pipe. I mention the last one because many people think that they will immediatley obtain hot water. For your situation, placing the tankless heater on the third floor would require new gas pipes. Commonly gas pipes are 3/4" in a home, and a tankless unit may need 1" at a minimum. Having the water heater on the same level would provide you with hot water sooner. Placing the tankless unit where the hot water storage tank is may require less plumbing, so it could be an easier task. The water will take longer to heat, and you could be wasting energy of the heated water in the pipe. This can be partially resolved by insulating the hot water pipes. Insulating these pipes is a wise idea for efficiency in either location.


Is boiler and furnace are same?

No, furnaces are forced air heat. Boilers are hot water heat.


What is the difference between a water heater and a hot water heater?

Well hmm hard question hmm let me look at the question again (the difference??) well one heats water and the other one heats HOT water!!! no just kidding they are the same THING! either gas or electric but the same!A "hot water heater" is actually a booster to increase the heated water to a higher temperature


Why does the flow of water from a fauset decrease when someone opens another valve in the same building?

This happens because the water heater is in the roof or in the basement. When you turn a tap it takes water up or down from the heater down a single pipe. When you turn a second a tap the water being taken down that single pipe is slipt down two pipes and so less water gets taken to a single tap as its being shared.


Should the cold-water inlet and hot-water outlet be the same size on a 50-gallon electric water heater?

The inlet and outlets are the same size on a tank, weather your plumbing is the same size should be the question. This is not critical, but they should be the same,if there is no backflow restrictor on a plubic line and the inlet is larger then the outlet,then you could be pushing hot water into the pubic line. New installs recommend an expansion tank,but few people install them,unless they get water hammer,knocking sounds. But most new water heaters have a restrictor built into the inlet. There is no difference between gas and electric, the water does not know how it is being heated.

Related questions

Is a Tankless Water Heater the Best Choice?

The energy saving potential of tankless water heaters has led many consumers to consider replacing their storage tank water heaters with tankless models. Tankless water heaters only heat water when it is needed. The U.S. Department of Energy estimates a tankless heater can reduce water heating costs by up to 30 percent. The small size of the tankless heaters is also attractive where there is limited space. And, although there may be some maintenance costs, tankless heaters should last longer than storage tank water heaters. However, the initial cost of a tankless water heater is significantly higher than the price of a new storage water heater. Forty to fifty gallon standard storage water heaters cost from $300 to $650 at a major home store. The same store sells a 7.4 gallon per minute tankless water heater for $1,200. The cost of installing a tankless water heater is also significantly higher. Local plumbers, home stores and handymen have competitive pricing on the installation of storage water heaters. It is a quick job for an experienced installer. A tankless heater may require costly electrical work and new gas piping. The more complex installation process can be time consuming and may require specialized workers. In a 2008 article, “Consumer Reports” estimated that it would take 22 years of energy savings to recoup the higher cost of a tankless water heater. Energy rebate programs and tax credits may be available to reduce the net cost of a tankless heater or a highly efficient storage tank heater. Check programs sponsored by government agencies and utility companies before deciding on a purchase since discounts, rebates and other incentives can help a tankless water heater pay for itself in significantly less time. Rising energy costs may also make a tankless heater a more attractive financial proposition. Of course, cost savings are not the only reason to purchase a tankless water heater. Some consumers are focused on reducing their energy use. Recovering the cost of switching to a tankless heater is less important to them. If your priority is reducing your carbon footprint, a tankless water heater can help accomplish that objective.


Are thermal cuplers the same for furnace and hot water heater?

The only difference is in length, they both do the same thing.


Save Money With A Tankless Hot Water Heater?

A tankless hot water heater is both more environmentally friendly and economically sound than traditional storage units because it only heats water for use on demand as it is needed. These water heaters are less wasteful and generally more efficient. However, smaller units are sometimes challenged in meeting multiple demands for hot water at the same time. For a large family or home, consider purchasing a whole house tankless hot water heater system. Another option is to install multiple tankless hot water heaters to operate the dishwasher or washing machine separately.


How do you size a tankless water heater?

Tankless water heaters are sized accordingly to the demand for hot water. Typically, an average plumbing fixture requires about 2.5 GPM flow, so if you plan on running at least 2 fixtures at the same time, you will need a unit rated at 5 GPM flow.


Save Water and Money with a Tankless Water Heater?

A tankless water heater system can save you hundreds of dollars a year on your energy bill. It is also designed to use less water, which will save you money on your water bill. Tankless water heaters are common in European architecture and are beginning to be more popular in the United States. Only Heat the Water You Use The way the tankless water heater works is that there is a heating element that heats the water as it goes through the pipe to the tap that is turned on. Since the water is not heated until someone turns on a tap, there is no need to keep a large amount of water warm during the day and night. Tankless water heaters make it possible to have as much hot water as you need as soon as you need it. They are far more efficient than the traditional water heaters that store several gallons of hot water all the time. No Water Storage Necessary Tankless water heaters eliminate the need to keep hot water on hand in case it is wanted. The water that is used by the tankless water heater is the exact same water that would be used if you turned on the cold water tap. The only difference is that the hot water is heated by a powerful heating element as soon as it passes through the pipe. Eliminating the need for water storage makes the hot water from a tankless system cleaner and more environmentally friendly. Water is Hot Immediately Tankless water heaters deliver hot water as soon as the tap is turned on. You do not have to run the water for a few minutes before it begins to be warm. The heater provides instant water heating as soon as the water passes through it. Tankless water heaters also provide enough hot water for as many applications as necessary. Since there is not a limited supply of water that has been heated, there is no opportunity for the hot water to run out because too many people are using it at once. Tankless water heaters provide an endless supply of hot water that is available on demand.


are rinnai water heaters good for saving money?

Tankless water heaters are great! You wont really save money on water bills, because your still using the same amount of water ----> but electricity-- the tankless water heater heats your water as you demand it rather then constantly keeping that huge tank hot at all times. I used to work for Direct energy, the people who had them didnt have very many complaints!


You live on a third floor with your hot water storage tank in the basement Where would a tankless heater need to be located to work effectively?

A tankless and a gas(with a normal tank) water heater both burn gas to heat the water, so they need vents to bring air into the space where they are located, and a venting system for the exhaust. Some considerations for tankless: 1) they require larger gas supply pipes; 2) they can be placed on most walls, but you still need room around them; and 3) they heat the water as it flows through the pipe, so you still have to deal with the cold water which is in the pipe. I mention the last one because many people think that they will immediatley obtain hot water. For your situation, placing the tankless heater on the third floor would require new gas pipes. Commonly gas pipes are 3/4" in a home, and a tankless unit may need 1" at a minimum. Having the water heater on the same level would provide you with hot water sooner. Placing the tankless unit where the hot water storage tank is may require less plumbing, so it could be an easier task. The water will take longer to heat, and you could be wasting energy of the heated water in the pipe. This can be partially resolved by insulating the hot water pipes. Insulating these pipes is a wise idea for efficiency in either location.


How to Reduce Your Carbon Footprint with a Tankless Water Heater?

Many would agree that there is nothing more uncomfortable than a cold shower in the morning. Maybe you were the last in line to shower or your old storage tank water heater is losing valuable heat but no matter the reason, a tankless water heater is an alternative water heating method that many homeowners are now installing in their homes. And, the reasons for the switch are clear. The benefits of a tankless water heater include: •Save money – as energy costs continue to soar, a tankless water heater will save you money by eliminating thermal heat loss. •Hot water is provided on demand – cold water flows through the unit and the electronic heating element heats the water as it flows through. Thus, unlimited hot water is produced. •Space saver – since there is no storage tank, the space previously occupied by the tank water heater can now be used for storage. •Long life for years of usage – a tankless water heater will last upwards of 20 years. Far surpassing their storage tank counterparts that last as little as six years. When you consider the switch, you will first want to determine the size of the unit that will best meet your needs. The easiest way to complete this is to examine your current water heater and purchase a unit that is capable of producing the same amount of hot water. Pricing is another important factor to consider. Not only is the purchase price important but the operation costs and installation costs should be included in your budgeting needs. Finally, find out how emery-efficient the unit is. Typically the more energy-efficient a model is the more expensive it will be but these high costs models will save you more money in the long run. Tankless units last longer, save space, provide hot water on demand and save homeowners hundreds of dollars in energy costs. The size and costs of the unit are items homeowners need to consider when purchasing these units. Tankless water heaters are energy-efficient and a responsible decision for the eco-friendly minded homeowner.


Water Heater Repair?

form_title=Water Heater Repair form_header=12213 Choose any description for the problem*= [] No hot water [] Not enough hot water [] Pilot light is out [] Leaking tank [] Hot water fluctuations [] Leaking or cracked pipe [] Making noise [] Want to move to other location [] Want to replace with different type [] Other Do you know the size of your water heater you have now?*= () 30 Gallons () 40 Gallons () 50 Gallons () No water heater () Other "If a replacement is required, would you like the same type?"*= () "Yes () No, I want a different size () No, I want a tankless water heater () No, I want a solar water heater () No, I want to change to electricity () No, I want to change to natural gas () No, I want to change to propane gas () Don't Know" What is the source of heat the water heater is using?*= () Electricity () Natural gas () Propane () Don't Know


Where is the copper coil in hot water heaters?

A water heater that is a tank does not have copper coils. If gas fired, there is a burner at the bottom that heats the water in the tank the same way a tea kettle is heated on the stove. An electric heater has two heating elements in the side, top and bottom that heat the water. A tankless water heater has a coil with a flame in the middle that heats the water. This type heats the water as you use it and for as long as you want. An indirectly heated tank has a heat exchange coiled tube (calorifier) mounted inside the skin of the tank. Hot water or steam travels through the tube and radiates heat into the tank water.


How instant water heater works?

Answer:An indirect water heater uses the home heating system (furnace/boiler) to supply domestic hot water on demand- without a tank. It does this by use of a separate or secondary coil or heat exchanger which is piped to the domestic water system installed in the home heating source in your home. Hence, the name Indirect.


Why does your heater and your ac run at the same time?

The Furnace fan is used to assist the AC in doing its job It is not heating at all just air distribution.