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Zhongzheng Boiler CO.; Ltd is a leading industrial horizontal boiler manufacturer and exporter in Henan Province, China .We produces 4 series of more than 200 kinds of products, which can provide high quality boiler equipment and services for customers in different fields. We produce oil and gas boilers, biomass boilers, coal-fired boilers, which can be used in many fields such as food industry, paper industry, textile industry, heating industry, power generation industry, etc.The industrial boiler are developed with technical advantages, stable and reliable performance, exported to over 100 countries.

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    • electric vs. gas water heaters | direct energy

      Electric vs. Gas Water Heaters | Direct Energy

      Traditional water heaters (natural gas and oil fired) have an energy factor (EF) of .53 to .70. Comparatively, energy-efficient gas water heaters have an EF of .67 or higher, while energy-efficient electric water heaters have an EF of 2.00 or 2.20, depending on tank size. By meeting EF standards, they can be considered energy efficient.

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    • energy cost calculator for electric and gas water heaters

      Energy Cost Calculator for Electric and Gas Water Heaters

      Lifetime energy cost is the sum of the discounted value of the annual energy costs based on assumed water heater life of 13 years. Future electricity price trends and a discount rate of 3.2% are based on Federal guidelines. $0.09 per kWh for electricity is the Federal average price in the U.S. $0.93 per therm for gas is the Federal average price in the U.S. Hot water usage estimates: Average shower (8 …

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    • water heating | energy rating

      Water Heating | Energy Rating

      The energy source (electricity – for electric storage, instantaneous, heat pump water heaters and solar water heaters with an electric boost, gas water heaters – natural or LPG,) and its availability. Specific issues that require consideration with different heater types – your climate, access to direct sun, shading, layout of your house, etc

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    • gas vs. electric water heater - pros & cons: how to choose

      Gas vs. Electric Water Heater - Pros & Cons: How To Choose

      12/2/2020 · Electric water heaters are usually simpler to install than gas heaters since they don’t need to be vented and they don’t need a gas connection. Since electric water heaters don’t burn fuel, they will also result in fewer emissions. Additionally, electric heaters don’t suffer heat losses due to venting. On the other hand, electric water heaters don’t generate hot water at the same rate as gas water heaters. …

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    • gas vs. electric on demand water heaters - which one is top?

      Gas vs. Electric On Demand Water Heaters - Which One is Top?

      14/6/2018 · Usually, an electric water heater supply 5 gallons of hot water per minute, whereas a gas tankless can supply up to 8 gallons per minute. Thus a gas-fueled water heater is the better match for multiple uses in a large family. However, hot water temperature and flow again depend on the temperature of incoming water.

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    • how much energy does my water heater use? | direct energy

      How Much Energy Does my Water Heater Use? | Direct Energy

      Generally speaking, a gas water heater will cost less per month than an electric model, since natural gas prices tend to be lower than the cost of electricity. Going by the examples given above, where the electric heater costs $438 in fuel vs. $224 for gas, you would save $214 per year using gas, although the exact numbers you see would depend on all the other variables in play, such as the

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    • best water heaters of 2021 - the spruce

      Best Water Heaters of 2021 - The Spruce

      A tankless, gas-powered water heater is a good way to have some of the best of both gas/electric and tank/tankless worlds. Offering the quick heating capabilities of all tankless options with the common lower costs of gas versus electricity, a tankless gas heater is easy to install in small spaces.

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    • gas vs. electric on demand water heaters - which one is top?

      Gas vs. Electric On Demand Water Heaters - Which One is Top?

      The gas-fueled water heater is costly than the electric one. To purchase a gas-fueled water heater, you have to spend about $1000 - $1200 whereas by paying $500 you can get an electric water heater. Also, non-condensing type gas water heaters are less expensive but need extra cost for …

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    • water heating | energy rating

      Water Heating | Energy Rating

      The energy source (electricity – for electric storage, instantaneous, heat pump water heaters and solar water heaters with an electric boost, gas water heaters – natural or LPG,) and its availability. Specific issues that require consideration with different heater types – your climate, access to direct sun, shading, layout of your house, etc

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    • does gas water heater need electricity? | best home fixer

      Does Gas Water Heater Need Electricity? | Best Home Fixer

      Tankless gas water heater. A tankless gas water heater, just as its name implies, does not come with a tank to store water. Instead, it heats the water as you request for it, thereby giving you continuous hot water supply. A tankless gas water heater heats incoming water in the pipe as it is needed.

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    • how to tell if you have an electricic or gas water heater

      How to Tell If You Have an Electricic or Gas Water Heater

      While there are some water heaters that run on solar energy, oil and propane, the most common water heaters are fueled by either electricity or natural gas. With electric water heaters, the water is warmed up when it comes in contact with large coils extending into the tank. Natural gas water heaters use a burner to heat up the water tank.

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    • hot water heating | electric vs gas costs compared

      Hot Water Heating | Electric vs Gas Costs Compared

      The cost of using gas continuous flow hot water heating depends greatly on whether you can access reticulated gas. If you have reticulated natural gas or reticulated LPG – which are available only in certain areas in New Zealand – it costs approximately $750-$950 a …

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    • selecting a new water heater | department of energy

      Selecting a New Water Heater | Department of Energy

      For example, an electric heat pump water heater typically is more energy efficient than an electric conventional storage water heater. Also, an electric heat pump water heater might have lower energy costs because of its higher efficiency than a gas-fired conventional storage water heater, even though local natural gas costs might be lower than the electricity rates.

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    • top 10 best gas water heater 2021 – ultimate reviews

      Top 10 Best Gas Water Heater 2021 – Ultimate Reviews

      2 Rheem G100-80 Natural Gas Universal Commercial Water Heater. The model is all about giving you the performance that you can always like as compared to the other models on the market right now. The model is specifically designed to minimize the difficulty of replacing the failed water heaters.

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    • gas vs. electricity? comparing home heating costs in b.c

      Gas vs. electricity? Comparing home heating costs in B.C

      Due to recent increases in the cost of hydro, combined with the continued low cost of natural gas, the cost of electricity at this rate is about four times that of gas (per unit of energy delivered). From this, you might conclude that electric heating must be more expensive, but this is not necessarily the case due to a very important piece of technology: the electric air-source heat pump.

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