Feb 22, 2024 · There are two basic types of tankless water heaters to consider: whole-house and point-of-use. Whole-house models, like the Rinnai V53DeN Tankless Hot Water Heater or Rheem Performance Self-Modulating 7.03 GPM Tankless Electric Water Heater, have flow rates substantial enough to support multiple fixtures simultaneously. Find the Water Heater to Fit Your Needs. There are several factors to consider when choosing a water heater – gas or electric, tank or tankless. Tank sizes range from 20- to 80-gallon capacities and depend on the building occupants or household size and amount of water usage at peak times. Regardless of which hot water heater system you ...Having a renewable energy source in your home is an attractive quality many new homebuyers seek. Research has shown solar water heaters can boost home value between 3% and 4%. This means a home ... If you set the hot water temperature to 35 ° C and the cold water entering the multipoint water heater is 15 ° C, then you have a variation of temperature or delta T of 20 ° C (35 ° Degrees C minus 15 ° Degrees C),then you may have a maximum hot water flow rate of 20.66 litres per minute from one of these gas fired multipoint water heaters. Feb 28, 2024 · 1. AFC Home Warranty. With excellent pricing and high customer satisfaction since 2010, AFC Home Warranty offers two water heater plan options (the Platinum Plan and the Gold Plan) plus an add-on ... A.0. smith XCG-50 Promax water heater. XCG-50 ProMax is another water heater that is considered among the best 50 gallons water heaters in the market. Here is the real deal if you want a water heater made of non-corrosive and rust-resistant material.The 5 Best Electric Water Heaters Of 2024. Stiebel Eltron DHC Trend Point-of-Use Electric Tankless Water Heater. Rheem 18kw Tankless Electric Water Heater. Rheem 13kw Tankless Electric Water ...The heater will produce a solid 10000BTU heat with a 10.2 gallons per hour recovery rate, making it one of the fastest hot water heaters for campervans. It has a 6-gallon hot water tank with firm construction. The tank is made of aluminum, which makes it lightweight and corrosion-resistant.So, while you are not burning gas at the home, the coal or gas used to produce your electricity has produced a significant amount of greenhouse gas. Currently, solar water heaters are the best option for those that are environmentally conscious. However, solar water heaters will still produce some carbon emissions in most cases as most solar ...Explore A. O. Smith's line of gas and electric water heaters. Find residential and commercial tankless models, hybrid heat pumps and storage tanks. Explore A. O. Smith's line of gas and electric water heaters. Up to $3,000 in Incentives for Hybrid Heat Pump may be available in your area! ... Best-In-Class Support.Tank water heaters have a 6-year warranty on the water heater and 1 year on labor. Tankless units have a 12-year warranty on the heat exchanger, 5-years on parts, and 1-year on labor. Some brands with the best warranty include A.O. Smith, Rheem, Bradford White, American Standard, and Bosch. Manufacturers require you to register …A.O. Smith. Signature 900 50-Gallon Tall 10-Year Warranty 240-Volt Smart Hybrid Heat Pump Water Heater with Leak Detection & Automatic Shut-Off. 143. Multiple Options Available. • ENERGY STAR® certified 50-gallon hybrid electric water heater offers up to $385 per year in energy savings.*.Expert Installation Available. $57900. Buy 3 or more $544.26. ( 2283) Model# XG30S06EC30U1. Rheem. Performance 30 gal. Short 6-Year 30,000 BTU Natural Gas Tank Water Heater. Nominal Tank Capacity (gallons)Get a Free No-Obligation Price Quote on a New Water Heater. To book a free in-home assessment and price quote, get advice on a new water heater or have a technician look at your existing equipment, call our team at 1-855-642-8607 or fill out the form below. Name (Required) First Last.Aug 11, 2022 · Compare @ Whirlpool. American (PVG62-40750-NVS 40 Gallon Gas Water heater ) 20x20x59.25 Inches. 50000 BTU Input. 71 Gallons Per Minute. Compare @ American Water Heater. State (Ultra-Low Nox 40 Gallon Gas Water Heater) 22x22x51 Inches. 40000 BTU Input. Among the brands offering top-rated tankless gas water heaters are Rinnai, Ecosmart, and Stiebel Eltron. These brands have garnered high reviews for their ...Get free shipping on qualified Gas Water Heaters products or Buy Online Pick Up in Store today in the Plumbing Department. ... Best Seller. Expert Installation Available $ 539. 00. Buy 3 or more $ 506.66 (4506) Model# XG40T06EC36U1. Rheem. Performance 40 Gal. Tall 6-Year 36,000 BTU Natural Gas Tank Water Heater.The Rinnai V75iN Non-Condensing Natural Gas Tankless Water Heater fits in plenty of different spaces but provides up to 7.5 gallons per minute (GPM) of hot water -- enough to fill up five fixtures at once. This original design is powered by non-condensing technology that only heats when necessary to save plenty on energy bills.Apr 20, 2023 · Cost of Heat Pump Water Heaters. One of the biggest issues with heat pump water heaters (sometimes called hybrid water heaters) is the upfront cost. A standard 50-gallon hot water heater can cost ... About. Gas Tankless is part of the Water Heaters test program at Consumer Reports. In our lab tests, Gas Water Heaters models like the Gas Tankless are rated on multiple criteria, such as those ... The NRC66 is a more economical option than the EZ series but still provides endless hot water and has the highest flow rate in its category. Features of this tankless natural gas water heater include an advanced heat exchanger design and built-in controller. With a flow rate of up to 6.5 gallons per minute, the NRC66 provides high efficiency ...Feb 11, 2023 · 7. A.O. Smith Signature Premier Natural Gas Heater. Despite being a large tank heater, this unit is able to fit into compact spaces without compromising its efficiency or water storage. It stores 40 gallons of hot water with a 40,000 BTU heater that provides 65-gallons of hot water in the first hour. The Rheem ProTerra 65-gallon smart heat pump water heater has a 3.85 UEF rating and 3.2 CCE, qualifying for Northwest Energy Efficiency Alliance (NEEA) Tier 4. It’s a great choice for households of 2-3 with higher hot water demand, though the A.O. Smith 66-gallon Voltex model is more energy efficient overall.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.Dec 14, 2020 ... Diamond ... We have an AO Smith ProLine Commercial Grade and it's been very reliable.3. Rinnai RL75iN Tankless Gas Water Heater — 7.2/10 (Best tankless natural gas water heater) Instead of storing water, tankless water heaters utilize heating coils to heat water as needed. They use less energy than a storage tank but only deliver a restricted amount of hot water per minute.Feb 28, 2024 · 1. AFC Home Warranty. With excellent pricing and high customer satisfaction since 2010, AFC Home Warranty offers two water heater plan options (the Platinum Plan and the Gold Plan) plus an add-on ... Marey GA10LP is the best tankless water heater in Australia because it provides hot water when needed. The water heating system is very fast when hot water is needed; the heater turns on and turns off after use, saving the power. This propane gas tankless water heater provides up to 2.7 gallons per minute and is most suitable for your shower.Rheem 80L EHG Classic Storage Water Heater. 6. Rheem 85VP6S Classic Storage Water Heater. 7. Champs A15 Pro Storage Water Heater. Overview of the best storage water heaters in Singapore. Best instant water heaters in Singapore. 8. Ariston Aures ST33 Luxury Instant Water Heater.Feb 15, 2024 · The 5 Best Propane Tankless Water Heaters of 2024. Noritz EZ111 EZ Series. Rheem Performance Platinum 9.5 GPM Liquid Propane. Rinnai RU199iP RU Model Series. Rinnai V53DeP V Model Series. Rinnai ... Get the Rheem Performance 40 Gal. Tall 6-Year 36,000 BTU Natural Gas Tank Water Heater at The Home Depot for $549.00. Shop for more Rheem Water …A traditional tank-type water heater lasts an average of 8 to 12 years. Inside the tank, an anode rod protects the interior lining by attracting all corrosive particles to itself through a process ...Get free shipping on qualified Gas Water Heaters products or Buy Online Pick Up in Store today in the Plumbing Department. ... Best Seller. Expert Installation Available $ 539. 00. Buy 3 or more $ 506.66 (4506) Model# XG40T06EC36U1. Rheem. Performance 40 Gal. Tall 6-Year 36,000 BTU Natural Gas Tank Water Heater.Vector VAS-35 3.5kW Single Point Electric Water Heater. Dimensions (W x H x D) 175 x 225 x 73mm. Weight 2kg. Water Pressure Max 60kPa. Water Pressure Min 20kPa. ₱ 5,850.00 - 6,500.00. Compare 5 offers from LazMall by Lazada, Shopee & more. Compare Prices.When it comes to choosing a water heater for your home, Rheem is a trusted brand that offers a wide range of options. One of the first decisions you’ll need to make is whether to g...Get free shipping on qualified Tankless Water Heaters products or Buy Online Pick Up in Store today in the Plumbing Department. ... Super High Efficiency Plus 11 GPM Residential 199,000 BTU Natural Gas Interior Tankless Water Heater. ... Compare. Best Seller. More Options Available. Expert Installation Available $ 559. 00. Buy 3 or more $ 503. ...Benefits. The VarioHeat model is a particularly small heater for caravans, motor homes, and campervans. It may be positioned in various ways – vertically or horizontally – and is ideal as the main heater or additional heater in larger caravans or rigs. A high-performance gas heater of the most recent generation.If it doesn't, remove the access panel and relight the pilot. Replace the burner access panel and set the control at a temperature between 118 and 123 degrees. When installing a gas water heater, make sure it is venting properly. Close windows and doors and turn on the nearest hot water faucet.Best Water Heater in India – Reviews. 1. AO Smith HSE-SDS-25 25-Liter Water Heater (Best Overall) This model of AO Smith is one of the best energy efficient water heaters you can buy with full trust. It comes with an enormous capacity of 25 liters which is sufficient to heat water for your entire family.Best Gas Water Heater (Tank Style) A.O. Smith Signature 50-gallon Tall. We consider the A. O. Smith Signature 50-gallon tall model our best gas water heater. …But don’t take my word for it. Combi boilers are ENERGY STAR rated and have an Annual Fuel Utilization Efficiency (AFUE) rating of 95% or better. As combi boilers heat both water and spaces, it’s like having two high efficiency appliances in one. Combi boilers also use modulating combustion systems with turndown ratios of typically around …Paloma instant hot water geyser – 26 litres per minute – EcoMax – PH-2605AW (SA)-1. External Unit. 2-3 bathrooms and 1 kitchen. Domestic only. Hot Water Flow Rate at 25’C Rise. No of Taps. Application. 20 l/min Eco Max External. 1-2 Bathrooms, 1 kitchen.Best Gas Water Heaters in 2024 as reviewed by Australian consumers | ProductReview.com.au. Products (37,544) Appliances (8,535) Hot Water Systems (259) …Learn the basics of tankless water heater installation and replacement, including the cost, materials and tools needed to get the job done. By clicking "TRY IT", I agree to receive...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 greater energy savings if ...When it comes to finding the best gas water heater for your home, there are several factors to consider. From efficiency and capacity to safety features and price, choosing the rig...A traditional tank-type water heater lasts an average of 8 to 12 years. Inside the tank, an anode rod protects the interior lining by attracting all corrosive particles to itself through a process ...Buying Guide. Unlock to see our ratings and compare products side by side. FILTER & COMPARE. VIEW. Browse By Type. Electric Water Heaters (3) Gas Water Heaters (2) …When it comes to finding the best gas water heater for your home, there are several factors to consider. From efficiency and capacity to safety features and price, choosing the rig...VIA MERCHANT. Unlike storage water heaters, the best tankless water heater heats water directly. Also known as “on-demand” units, tankless hot water heaters take up less space than storage water heaters and use 30% to 50% less energy, which translates to lower energy bills. “Tankless water heaters are known for providing hot water as it’s needed rather …Find the Water Heater to Fit Your Needs. There are several factors to consider when choosing a water heater – gas or electric, tank or tankless. Tank sizes range from 20- to 80-gallon capacities and depend on the building occupants or household size and amount of water usage at peak times. Regardless of which hot water heater system you ...A list of the best water heaters for different needs and spaces, based on product specs, fuel type, dimensions, flow rate, and tank capacity. Find out the pros and …Storage Tank Water Heaters. A tank water heater draws cold water into a storage tank, raising the water temperature through gas or electric heating elements. …The lowest efficiency allowed by law for new gas furnaces is 78 percent, and some new models achieve 97 percent, near-total efficiency. The price of a furnace generally rises in step with its fuel ...Think of it as like asking hundreds of your closest mates which hot water system they think is best! ... Dux has a huge range of hot water systems, including heat pump, continuous flow, electric solar, gas water heaters, as well as electric and gas storage systems. Dux’s storage systems come in a wide variety of sizes, usually between 25L and ...Mar 9, 2024 · Best Controls: Stiebel Eltron Electric Tankless Water Heater. Best Gas Tankless Heater: Rinnai Gas Tankless Hot Water Heater. Best Point-of-Use Heater: Bosch Electric Mini-Tank Water Heater. Best Electric Tankless Heater: EcoSmart Electric Tankless Water Heater. Best Portable Heater: GASLAND Portable Gas Water Heater. Jul 3, 2018 ... Comments284 · 2020 Top 5 Heat Pump Electric Tank Water Heaters · 50 Gallon Bradford White Hot Water Heater Installed · 3 Things They Don't ...When your household water heater fails, it can be a disaster. No hot water can mean no washing up, no showering and sometimes no heating either. So it pays to do your research as t...Here’s a comparison of the different ideal water heater temperature settings and their pros and cons: 120°F: Most energy-efficient and scald-safe, but won’t sanitize or kill bacteria and allows bacterial growth. 130°F: Comfortable, somewhat energy-efficient, and scald-safe; kills bacteria in 6–8 hours and won’t allow bacterial growth.; 140°F: Very …Ranging in size from 20 to 80 gallons (or larger) and fueled by electricity, natural gas, propane, or oil, storage water heaters work by heating water in an insulated tank. When you turn on the hot water tap, hot water is pulled out of the top of the water heater and cold water flows into the bottom to replace it. The second gas water heater from Rheem on this list offers excellent all-around performance and peak efficiency. It has enough storage capacity to provide plenty of hot water, ample for up to 5 people. With its powerful 40,000 BTU gas burner, it can deliver 93 gallons of hot water in the first hour. Apr 8, 2022 · Test the Water. The goal of flushing the water heater is to clear out any sediment that has built up in the bottom of the tank, so after the water heater has been allowed to drain for about 10 to 20 minutes, fill a bucket up with water. Let the bucket sit for about 60 seconds completely undisturbed, then check to see if the water is clear and ... Mar 9, 2024 · Best Controls: Stiebel Eltron Electric Tankless Water Heater. Best Gas Tankless Heater: Rinnai Gas Tankless Hot Water Heater. Best Point-of-Use Heater: Bosch Electric Mini-Tank Water Heater. Best Electric Tankless Heater: EcoSmart Electric Tankless Water Heater. Best Portable Heater: GASLAND Portable Gas Water Heater. 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 greater energy savings if ...Rinnai is arguably the best brand for gas-powered tankless water heaters, and with a maximum flow rate of 7.5 GPM, the RL75iN is a more suitable option for mid-sized homes or larger families.Condensing gas water heaters cost about $2,000 (from online sources like pexsupply.com—home centers don’t sell this style right now). Condensing gas water heater pros: A condensing gas heater is the most energy-efficient, gas-fired tank-style water heater on …9. AO Smith HAS-X1-015 Storage 15 Litre Horizontal Water Heater - Click here for Amazon deal. It is one of the best models of gas geyser by AO Smith, a storage-type gas geyser. The capacity of the ...707 Dalton 15 Storage Water Heater. $338. 2 years warranty on parts and service, and 10 years warranty on tank. Rubine Matrix 15L Storage Water Heater. $239. 1 year of warranty on parts, 5 years warranty on heating elements, and 7 years warranty on inner tank. Rheem EHG Slim Smart Wifi Electric Storage Water Heater.Download the SF14 Low NOx gas fired water heater manual Flexiheat UK . We do five models – that are condensing water heaters, which must be fitted in commercial applications due to recent building regulation changes – see this webpage for more details – condensing water heaters legislation for the UK 2022. The 28kW and 34 kW units come …Best SUVs Under $30K Best Deals on SUVs Best Deals on Fuel-Efficient Cars Leasing vs. Buying Car Loan Advice ... Gas Water Heaters models like the Gas Tankless are rated on multiple criteria, such ...Jan 13, 2023 · RUNNER-UP: SmartJacket 80-Gallon Water Heater Blanket. BEST BANG FOR THE BUCK: US Energy Products 80-Gallon Water Heater Blanket Kit. BEST LIGHTWEIGHT: Reflecto-Foil 60-Gallon Water Heater Jacket ... Gas Water Heaters. Our most popular model with proven performance in millions of homes. Our exclusive Defender Safety System ® provides additional protection for safe installation in a basement, utility room or garage. Wide variety of sizes available to meet the needs of your household. Atmospheric Vent Gas Model Numbers: RG130T6N. RG230T6N.Jan 26, 2023 ... Navien – Navien offers the industry's most advanced condensing tankless water heaters strong enough to support hot water for larger homes.Get free shipping on qualified Gas Water Heaters products or Buy Online Pick Up in Store today in the Plumbing Department. ... Best Seller. Expert Installation Available $ 539. 00. Buy 3 or more $ 506.66 (4506) Model# XG40T06EC36U1. Rheem. Performance 40 Gal. Tall 6-Year 36,000 BTU Natural Gas Tank Water Heater.Tankless water heaters can be powered by gas or electricity but even gas-powered tankless water heaters rely on an electric control panel to operate the system. ... it might be a good idea to research local water heater installers in order to find out which one can provide the type of system you choose and install it correctly so it works ...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.Where To Buy · ProLine XE Polaris® High Efficiency GHX 34 100 N Power Direct Vent 34-Gallon Gas Water Heater · Premier® Power Direct Vent 75-Gallon Gas Water ...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 ...Jan 13, 2023 · RUNNER-UP: SmartJacket 80-Gallon Water Heater Blanket. BEST BANG FOR THE BUCK: US Energy Products 80-Gallon Water Heater Blanket Kit. BEST LIGHTWEIGHT: Reflecto-Foil 60-Gallon Water Heater Jacket ... ONSEN. Onsen 26L 6.9 GPM 180K BTU Indoor NG Tankless Water Heater. ★★★★★. 0. (0) Details. Article #332020688. 1 2 3 See All. Shop Water Heaters - Gas - Water Heaters in-store or online at Rona.ca. Find the right Plumbing on sale to help complete your home improvement project.Bosch WRD11B31 11 Litre Battery Ignition LPG Gas Water Heater. R 7,89800 incl. VATR 7,898.00 incl. VAT. R 6,86783 excl. VAT. Add to cart. Bosch 110mm x 600mm Gas Water Heater Flue. R 25600 incl. VATR 256.00 incl. VAT. R 22261 excl. VAT. Add to cart. Wall Bracket For 110mm and 130mm Flue.The smell of gas near the water heater. Rust or sediment in your water—usually a sign of a corroding tank that needs flushing. Plastic pieces in your water, which can be a sign of the dip tube degrading. A tank that leaks from the top or the side—an indication of problems with the pressure and temperature valve, flex line connections, or ...Rheem 80L EHG Classic Storage Water Heater. 6. Rheem 85VP6S Classic Storage Water Heater. 7. Champs A15 Pro Storage Water Heater. Overview of the best storage water heaters in Singapore. Best instant water heaters in Singapore. 8. Ariston Aures ST33 Luxury Instant Water Heater.Dec 18, 2020 · This is the first propane gas tankless water heater on this list, and much like the Rheem RTGH-95DVLN above, this one is a safe and effective choice for an entire house, with its high 9.5 GPM flow rate and thorough safety features. It is a condensing unit, low-NOx, and Energy Star-certified—with a 0.94 energy factor.
Nov 14, 2022 · SEE IT. The Rheem Performance Platinum 50-gallon gas water heater is rated as suitable for households of three to five people. The 40,000-BTU burners give first-hour production of 78 gallons and a ... . Bay area things to do
The 5 Best Electric Water Heaters Of 2024. Stiebel Eltron DHC Trend Point-of-Use Electric Tankless Water Heater. Rheem 18kw Tankless Electric Water Heater. Rheem 13kw Tankless Electric Water ...The electronic controls monitor the water temperature and reheat the tank when necessary. The primary difference is that the high-efficiency condensing gas tank water heaters are designed to transfer and retain more heat into the water than a standard gas water heater. This reduces the amount of wasted heat and reduces total energy use.The smell of gas near the water heater. Rust or sediment in your water—usually a sign of a corroding tank that needs flushing. Plastic pieces in your water, which can be a sign of the dip tube degrading. A tank that leaks from the top or the side—an indication of problems with the pressure and temperature valve, flex line connections, or ...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. A.O. SmithSignature 100 40-Gallon Tall 9-year Warranty 40000-BTU Natural Gas Water Heater. 398. • Delivers the ideal amount of hot water for households with 3 to 4 people when sized appropriately. • Features an environmentally-friendly 40,000 BTU gas burner that delivers 80 gallons in the first hour. Apr 20, 2023 · Cost of Heat Pump Water Heaters. One of the biggest issues with heat pump water heaters (sometimes called hybrid water heaters) is the upfront cost. A standard 50-gallon hot water heater can cost ... Gas Geyser. 6 L. 2 Year Manufacturer Warranty. ₹5,599. ₹ 7,193. 22% off. Add to Compare. BAJAJ 6 L Gas Water Geyser (Majesty Duetto LPG 6-Litre Water Heater (White), White) 3.9.The fuel used by a water heating system will not only affect annual operation costs but also the water heater's size and energy efficiency. Exploring Water Heater Options by Fuel Type. Fuel type and its availability in your area may narrow your water heater choices. The following is a list of water heater options by fuel or energy source:Jan 10, 2024 ... Bradford White water heaters are widely regarded as some of the most durable on the market. They come with an array of well-thought-out features ...The smell of gas near the water heater. Rust or sediment in your water—usually a sign of a corroding tank that needs flushing. Plastic pieces in your water, which can be a sign of the dip tube degrading. A tank that leaks from the top or the side—an indication of problems with the pressure and temperature valve, flex line connections, or ...Explore A. O. Smith's line of gas and electric water heaters. Find residential and commercial tankless models, hybrid heat pumps and storage tanks. Explore A. O. Smith's line of gas and electric water heaters. Up to $3,000 in Incentives for Hybrid Heat Pump may be available in your area! ... Best-In-Class Support.Our #5 Rated Pick: Tork NSI WH2B 204V/250V Mechanical Water Heater Timer Switch. This water heater timer allows you to set a timer to turn off the power in a 24-hour cycle while also providing an on/off switch. Choose between 204V or 250V depending on your water heater’s requirements and also support up to 40A of power.Dec 1, 2023 ... Gas units often have a higher FHR than electric, meaning they can heat more gallons of water per hour. This makes gas heaters a better choice ...Rheem 80L EHG Classic Storage Water Heater. 6. Rheem 85VP6S Classic Storage Water Heater. 7. Champs A15 Pro Storage Water Heater. Overview of the best storage water heaters in Singapore. Best instant water heaters in Singapore. 8. Ariston Aures ST33 Luxury Instant Water Heater.Ranging in size from 20 to 80 gallons (or larger) and fueled by electricity, natural gas, propane, or oil, storage water heaters work by heating water in an insulated tank. When you turn on the hot water tap, hot water is pulled out of the top of the water heater and cold water flows into the bottom to replace it..