rheem tankless water heater grapevine. Performance tankless electric water heaters offer continuous hot water quick and on demand for single point-of-use or multiple applications. rheem tankless water heater grapevine

 
 Performance tankless electric water heaters offer continuous hot water quick and on demand for single point-of-use or multiple applicationsrheem tankless water heater grapevine 1), and any other local gas codes when installing a Rheem Tankless Water Heater

United States & Canada. The Rheem Professional Classic Tankless Electric Water Heater (6. Length of Rheem Water Heater Warranties. * All. Commercial Water Heating. Tankless Water Heating. Rheem Commercial Water Heaters. e. Tankless Non-Condensing. Water Heating. * All. Because a tankless water heater only heats water when you are using hot water, you eliminate energy waste. Integrated Heating Water Heating System Powered by Tankless Technology. 7 and 6. 00 UEF (463% Higher) 0. Maximus ™ Water Heater; Tankless Gas Water Heaters; ProTerra ® Heat Pump Water Heaters; Gladiator ™ Water Heater; Smart Electric Water Heater; EcoNet ® Smart. Register, verify, and and get answers about your Rheem warranty. Ensure safe and reliable operation by using genuine Rheem parts. Maximus ™ Water Heater; Tankless Gas Water Heaters; ProTerra ® Heat Pump Water Heaters; Gladiator ™ Water Heater; Smart Electric Water Heater; EcoNet ® Smart Thermostat; Marathon ® Water Heater Booster; ThermaForce Combi Boilers; HotWave® Get free shipping on qualified Rheem Tankless Water Heaters products or Buy Online Pick Up in Store today in the Plumbing Department. Cost-effectiveness. 7. The tank can be installed at high altitude above sea level without affecting performance. 5 GPM Natural Gas. (214) 753-4633. The Rheem Mid Efficiency Tankless Gas Water Heater. 3. This helps significantly reduce the energy cost and carbon footprint of the household or property. TX Water Heater has specialists in gas, electric, tank, tankless,40 & 50-gallon water heaters. Recirculation pump ready kit ready. 621. (If this is a new installation, make sure the water is completely shut off. Maximus ™ Water Heater; Tankless Gas Water Heaters; ProTerra ® Heat Pump Water Heaters; Gladiator ™ Water Heater; Smart Electric Water Heater; EcoNet ® Smart. Mount unit to wall at selected location. Commercial Water Heating. c. O. J. Our ENERGY STAR ® certified models are a great choice if you want to be eco-friendly. Check Price. Most tankless hot water heaters have a maximum amount of water they can heat at once, known as the flow rate capacity. to 7 p. Rinnai. Rheem tankless electric water heaters offer a continuous, endless supply of hot water. ® of Nagoya, Japan, acquired the iconic Rheem brand in 1988. Solar water heaters heat water using renewable solar energy, which is free and limitless. The high-quality RTEX-18 is rated for up to 4. Centralized Control Panels. Get free shipping on qualified Rheem, 120 volt Tankless Water Heaters products or Buy Online Pick Up in Store today in the Plumbing Department. View Product. Rheem tankless gas water heaters are more energy efficient than conventional water heaters, because the tankless models eliminate the need for reheating stored water. Remove one ceramic heater plug. In keeping with its policy of continuous progress and product improvement, Rheem reserves the right to make changes without notice. Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. While it’s a good idea to understand what is going wrong with your tankless water heater, physically troubleshooting the unit is best left up to the professionals. Rheem high. * All. How To Flush A Rheem Tankless Water Heater. CST. Turn off the water and drain the unit. Learn More. Rheem’s tankless water heater units have an advantage when it comes to efficiency. $2468. Model # RU199IN. Product Details. Rheem solar water heaters include a tank or. Industry leading low flow activation – as little as 0. Find a. 30% of product + installation cost, up to $2000. 1 Based on Rheem testing of 1/2" gas line with gas supply of 7" w. Shipping Weight Dimensional (lbs. Rinnai America Corporation . Air Conditioning Parts. The initial investment cost of a solar water heater can be significantly higher than other types of water heating systems. Call us at 1-866-496-2032 or click here to confirm the availability of this service and schedule your FREE. Tankless water heaters (92 pages) Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. Remove outlet pipe bracket and. For the RHEEM®, RUUD®, Richmond®, Paloma®, and Sure Comfort® Residential Tankless Gas Water Heaters. United States. Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. com. Show Summary. ”. The heater blows a fuse. Rheem’s RTGH-68DVLN-3 Super High Efficiency indoor condensing natural gas tankless gas water heater delivers continuous hot water with minimal wait, saving time, energy and water. The serial number identification on all Rheem water heating product rating labels contain ten (10) digits. Water heater is less than 6 months old and it continues to throw EC 12 about every 10th fire up. With the electronic thermostatic temperature, you can easily read the incoming water temperature and control it in one-degree increments. Viessmann is the best, more expensive, but very reliable. 5, 2. 380. #1 Home Improvement Retailer. In the concentric air inlet and exhaust outlet, fresh air goes into the unit from the outside ring, while exhaust gas is released from the inside. 8-GPM 199000-BTU Indoor Natural Gas Tankless Water Heater. 26GPM and minimum activation flow rate of . water heater. Rheem manufactures the world’s #1 tank water heater, so whether you’re looking for a gas tank water heater or an electric tank water heater Rheem has got you covered. Make sure you always have hot water with this Rheem Performance Platinum 9. Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. View Documents. ANSI Z223. 9. . 40GPM ensures hot water is received even in low demand situations. 86 water heaters; and. Kitchen sink = 1. M. Rheem Prestige 11 GPM 199000 BTU 120 Volt Natural Gas Whole House Tankless Water Heater with Built-In Recirculation Pump Model: RTGH-RH11DVLN. Built-in Power Surge protector to prevent electric shocks. 800. These compact units are designed to fit almost anywhere, and are perfect for hot water needs in rooms that have a long run to the primary water heater. 1), and any other local gas codes when installing a Rheem Tankless Water Heater. rheem electric water heater. up to 24'; Installation conditions vary; Consult the Rheem® Use and Care Manual, the Rheem® Gas Piping Facts brochure (TK-GPF-12), the National Fuel Gas Code (NFPA 54, ANSI Z223. Model# ECO200XELN-3. It comes with 5. Rheem Tankless . Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. Item SKU: RTG20111 replaces AP13892 in Spring 2008. Non-condensing tankless water heaters have one heat exchanger that produces exhaust gases at a much higher temperature as they leave the unit. The kit includes everything needed for installation. Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. 30% of product + installation cost, up to $2000. 2) inspect the temperature setting and increase if needed. Ensure that your propane or gas tank has enough fuel to operate the water heater. 8 percent. The Rheem RTEX-24 24kW 240V Electric Tankless Water Heater is a reliable and efficient option for those looking to save space and energy. Pool and Spa Parts. Whether you want instant hot water, energy savings, recirculation technology or a lifetime warranty, Rheem has the perfect tankless water heater for you. Now, you can also enjoy enhanced convenience and control with our newly designed condensing tankless water heaters. Eemax 27kW Electric Tankless. TITAN Electronic Tankless Water Heater has been around for over 35-years and is ideal for a wide range of applications. 6 GPM. c. Converting from a tanked water heater to tankless is always a major renovation. Turn off the power to the unit at the breaker box. RheemPerformance 75 Gal. M. com. The only way to really help and for the most part resolve the problem is to use a heat tape just like all the service people do for exposed areas under mobile homes and drains in areas that are not climate controlled like the many in my area (which is also around 20 degrees and also in major flood stage at 13 feet above flood stage). Expert Installation Available $ 659. If you have any further questions, please contact us via email at [email protected] to TX Water Heater for trusted, affordable water heater repair, water heater replacement, new water heater installation, water heater maintenance services in. Website. IKONIC High-Efficiency 11. M. 24kW Model Flow Rate: up to 5. ADD TO CART. Website. Electric tankless models deliver instant, continuous hot water but with a lower gallons-per-minute rate. 4 Gal. Rheem 18kw Tankless Electric Water Heater. m. Commercial Water Heating. Tankless Water Heating. The RTGH-68DVLN-3 features exclusive Hot Start Programming which keeps the water heater in a ready state eliminating cold water bursts with back-to. The Rheem ECO180DVLN3-1 Indoor Natural Gas Tankless Water Heater can provide up to 8. Matt Moran. SVC 810 Tankless Troubleshooting Manual Connector and Hot Water Outlet Thermistor a. Performance 13 kW Self-Modulating 2. Switch off the unit from the control panel. $1,499. Our Technical Support Team is available Monday thru Friday from 8 a. CST. This is a mid-efficiency outdoor tankless water heater designed for continuous hot water. 3. Ultra-low NOx burner meets scams rule requirements of safety with low emissions. The professional staff provides fast, reliable service. Your water heater is the backbone of all you do inside the house, like doing chores, practicing good hygiene, and taking advantage of essentials that use hot water. Save energy and costs with this Rheem Performance Tankless Electric Point-of-Use Water Heater. Rheem Commercial 9. How We Test Water Heaters. 40GPM ensures hot water is received even in low demand situations. Our Technical Support Team is available Monday thru Friday from 8 a. With built-in recirculation, this Rheem Performance Platinum 11 GPM Indoor Liquid Propane Tankless Water Heater gets hot water to the tap instantly and keeps going as long as you need it. Residential Water Heating. Get Great Air Conditioning Service Today. The Rheem ECO160XLN-3 Performance Plus High Efficiency Outdoor Natural Gas Tankless Water Heater can provide up to 7. Remove electrical connection box (single screw on outside left). They heat water as high as 185 degree F, are backed by a 5-year heat exchanger and parts warranty with 1-year labor warranty and the Rheem Tankless Support Team is ready to help because we know uptime is important. Aqua-Pure 70020003060 Whole House Scale Inhibition Inline Water System AP430SS, Helps Prevent Scale Build. c. Manufacturer Part #RTGH-SR10I. Rheem RTG-95DVLN-1 Indoor Direct Vent Natural Gas Tankless Water Heater. When replacing a heating element, shut off water leading to the water heater. Anchorage;Get free shipping on qualified 220 volt Tankless Water Heaters products or Buy Online Pick Up in Store today in the Plumbing Department. 808-535-5933. EF rating: This tankless heater has an 81% EF rating – which isn’t the best amongst the group. Welcome Guest. The Rheem ECO200DVLN3-1 Indoor Natural Gas Tankless Water Heater can provide up to 9. RHEEM Gas Tankless Water Heater: High Efficiency, Indoor, Natural Gas, 199,900 BTU, 9. 1. With a full line of Rheem® tank and tankless water heaters to choose from, there’s sure to be one that’s the right fit for your family. If you are considering a tankless water heater, it is important to research the different brands and models to find the one that is best for your needs. Rheem® Water heaters is a brand known for reliability. The 199,900 BTU Natural Gas Tankless Water Heater is designed to supply continuous hot water for up to 3 bathrooms at the same time. Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration. The Rheem Performance RTEX-04 is a 3. of water per year. $29000. But since tankless water heaters supply endless hot water, you don’t have to worry about capacity. Save tomorrow. Turn off the temperature control panel. 268. 29, 30, 40, 50, and 55 gallon capacities. 2 for 120V and UEF ≥3. (334) Rheem's tank water heaters are a staple around the world - browse our entire collection today. Manifold Control Models link up to 20 units. Customer service options are available, please call 1-866-720-2076. Part # RRTGHSR10I700192. rise. Rheem Tankless . Conclusion. up to 24'; Installation conditions vary; Consult the Rheem® Use and Care Manual, the Rheem® Gas Piping Facts brochure (TK-GPF-12), the National Fuel Gas Code (NFPA 54, ANSI Z223. In keeping with its policy of continuous progress and product improvement, Rheem reserves the right to make changes without notice. 0, 5. Pros in Grapevine, TX. Its energy-efficient operation leads to big energy costs savings. After checking for leaks, turn the gas line. threaded for easy replacement. 95 and gas-fired storage with UEF ≥ . 5. The Rheem ECO200DVELN-3 Performance Plus High Efficiency Indoor Natural Gas Tankless Water Heater can provide up to 9. The 160,000 BTU Liquid Propane Tankless Water Heater is designed to supply continuous hot water for 1 - 2 bathrooms at the same time. Tankless water heaters help lower operating costs, occupy less space and can reduce energy consumption by 30-40% compared to tank-based units. The 180,000 BTU Natural Gas Tankless Water Heater is designed to supply continuous. We hope you are enjoying your heater, should you ever have any questions or concerns please call Rheem Tankless Technical Support at 866-720-2076 Monday-Friday between the hours of 8 A. To reset the unit, first turn off the power supply to the unit and wait for 30 seconds. Quick View. These models are up to 11% more efficient than standard tankless water heaters and feature a built-in recirculation pump and a digital remote control. Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. 3 Different shower modes to provide you with a variety of shower experiences. According to research, it can save up to 50% of the heating cost by saving energy. and 5 P. Commercial Water Heating. Compare. 00. Hot Water Storage Tanks. Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. Tankless Electric Water Heaters. Rheem tankless electric water heaters offer a continuous, endless supply of hot water. 1 Based on Rheem testing of 1/2" gas line with gas supply of 7" w. For tank water heaters, the key criterion is hot water storage capacity. It offers an on-demand supply of hot water. The Rheem Mid Efficiency Tankless Gas Water Heater. Total: 5. Supplying Demand RTG20006DW UMC-117 Wired Main Remote Control for Residential Tankless Gas Water Heaters - Amazon. 247W Model Flow Rate: up to 6. Paloma Co. Rheem Platinum Condensing 9. Professional Classic® tankless electric water heaters offer continuous hot water quick and on demand for single point-of-use or multiple applications. The Rinnai V75iN is a high-efficiency natural gas tankless water heater that perfectly blends efficiency, comfort, and value. 50. Item Price: $89. 5 GPM Natural Gas Super High Efficiency Indoor Smart Tankless Water Heater. $2640. Navien Premium Efficiency condensing tankless water heaters are the #1 selling high efficiency condensing tankless water heaters in North America. Currency: USD. +. Eemax 27kW ELECTRIC TANKLESS. So you can enjoy. Navien NPE-180S2 150,000 BTU Condensing Premium Gas Tankless Water Heater. Rheem Manufacturing Company Commercial Storage Tanks, 80, 115 and 175 Gallon Models. Tankless Water Heating. The average 2-bathroom home needs a tankless water heater with a 7-9 GPM flow rate. It heats water only when it's needed and has a 0. 00. Store Finder; Truck & Tool Rental;. Check the gas pressure. This Rheem Performance Platinum High Efficiency Tankless Water Heater provides estimated energy cost savings of more than $1,100 over 12 years. Trust your new water heater and HVAC system installation to an independent Rheem pro in Grapevine AR. 5 GPM Indoor Direct Vent Tankless Natural Gas Water Heater - it’s the best choice if you’re looking for an efficient, powerful, durable gas unit. 26GPM and minimum activation flow rate of . Buy 3 or more $503. Typically this unit is installed at the point-of-use and hard wired to 120 volts requiring a 30-amp breaker. Clean the air intake filter. 180 MBH Indoor/Outdoor Non-Condensing Propane Gas Tankless Water Heater. Rheem. Whether you’re looking for a master plumber to install a new water heater, a pool and spa expert to install or repair your pool heater, or you need an expert HVAC contractor to service your air conditioner or furnace, you’ve come to the right spot. Your yearly energy cost will be lower if you choose a unit powered by gas with a lower flow rate and higher efficiency. Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. Industry leading low flow activation with a minimum flow rate of . $500 - $1,500. Rheem offers a variety of models, sizes and features to suit your needs and budget. Tankless Water Heating. 0 3/4" NPT Optional Inline Flow Regulator • Enhanced outlet temperature control • Install on the outlet side of the heater • Limit maximum volume to the specified flow Turn off the double 240V circuit in the electrical panel for the water heater. Professional Classic Series: RTEX-24, RTEX-27. 1. Heritage Plumbing Inc. Part # 701257. electric. Step 3: Clean The Clogged Air Filter. c. Check to make sure there is gas to the unit and that the pressure is correct. Industry-leading low flow activation with a minimum flow rate of . Thank you for purchasing the Rheem Performance Platinum 9. Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration. Like, a hot water tank for 5 people will require at least a 60-gallon tank. Thermal Expansion Tanks. Performance Platinum 9. Step #1: First, turn off the power supply to your tankless water heater. Founded in 1925, Rheem is America's #1 water-heating brand with products available in more than 80 countries. Tankless Electric; Hybrid Water Heaters; Tank-Type Gas. Navien’s highest rated units have a high end range of 96%. 5 gpmFind a Retail Store. Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. This energy-efficient water heater delivers an endless, on-demand hot water supply and. ON/OFF Dial Control with adjustable digital temperature display. Residential Water Heating. +. Flushing the system is necessary to remove sediment buildup, ensuring optimal performance. Rheem tankless water heater gets code 90 when running multiple faucets. Put billyGO’s NATE- and EPA-certified HVAC technicians to work on your air conditioning repairs and tune-ups in the Dallas-Fort Worth Metropolitan Area. Working off of Rheem’s tankless electric water heater platform comes “the Booster. 58 - . Performance Platinum 9. Tankless Condensing; Tankless Mid-Efficiency; Tankless Electric; Hybrid Water Heaters The Rheem ECO160DVLP3-1 Indoor Liquid Propane Tankless Water Heater can provide up to 7. Residential. By heating water on demand, tankless units use less energy overall compared. Residential Water Heating. Limited warranty may be conditional and require registration. Clark Plumbing / Montgomery. ): 0. Turn on the gas, bleed the line if necessary and check for leaks. 5 GPM Natural Gas Super High Efficiency Indoor Smart Tankless Water Heater. According to Bob Vila. Honeywell Vesta, self powered, self diagnostic gas valve. 26GPM and minimum activation flow rate of . A “Temperature Upgrade Kit for Commercial and Hydronic Heating” is available from. Stiebel Eltron DHC Trend Point-of-Use Electric Tankless Water Heater. Commercial Water Heating. Residential Water Heating. 36kW Tankless Electric Water Heater (240V / 4 Heating Chambers) $911. (619) 344-0009. Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. Unplug the power cord of the water heater so no electricity will go to the unit. Save tomorrow. read moreThis tankless water heater does exactly what I hoped, it made my wife happy because it never runs out of hot water!. 26GPM and minimum activation flow rate of . How We Test Water Heaters. Proper gas pressure must be ensured to supply tankless gas water heaters – up to 199,900 BTU/h for RTG-95 models, up to 180,000 BTU/h for RTG-84 models and up to 160,000 BTU/h for RTG-70 models. 01/01/2023 - 12/31/2032 30% of cost up to $600. 5 gallons-per-minute depending on the inlet water temperature. The 160,000 BTU High Efficiency Natural Gas Tankless Water Heater is designed to supply continuous, on demand hot water for up to 1 to 2 bathrooms at the same time. If you have any further questions, please contact us via email at techanalyst@rheem. Rheem 13kw Tankless Electric Water Heater RTEX-13. 1), and any other local gas codes when installing a Rheem Tankless Water Heater. More Buying Choices. Commercial Water Heating. * All. heaterhome; Sep 19, 2023; Plumbing Forum, Professional & DIY Advice; Replies 2 Views 201. A blocked air filter fails to draw fresh air from outside which shut off the heater. * All. This ensures safe and reliable operation of your water heater. Smith Signature Premier. Total price: Add both to Cart. 40 gal. 5 gallons per minute. Possible Causes & Solutions for Rheem Tankless Water Heater Code 11. 10. up to 24'; Installation conditions vary; Consult the Rheem® Use and Care Manual, the Rheem® Gas Piping Facts brochure (TK-GPF-12), the National Fuel Gas Code (NFPA 54, ANSI Z223. The Rheem and Ruud Tankless water heaters can only operate up to a maximum of 140°F as configured from the factory. And these ultra low NOx tankless solutions are up to 96% efficient to reduce energy costs, too. This helps significantly reduce the energy cost and carbon footprint of the household or property. Model # CRTGH-C95DVLN. Tankless water heaters offer several benefits over traditional tank heaters. com. Then, take the panel cover off by removing the nuts that keep the panel cover in place. Call us at 1-866-496-2032 or click here to confirm the availability of this service and schedule your FREE. Price: At $740, it’s moderately priced for the GPM and EF rating. Your new electric tankless water heater features advanced water flow rate and temperature sensors designed to modulate power to the heating elements to maintain a user-selected output water temperature between 80°F (27°C) and 140°F (60°C) (subject to incoming water temperature and power of the selected heaters). Replace igniter. Visit Find a Pro on Rheem. The beeping and code 11 shows there is not enough gas getting to the unit to function and so as a self protection system it locks itself up so no damage occurs for the tankless water system. * All. Main Fix. Enjoy the comfort and convenience of continuous hot water. Compare. Houston : 281-594-7578 Tankless Non-Condensing. 1. ): 0. We are glad to hear your new Rheem Water Heater. tankless water heater. There are a few reasons why the flue or venting system might be blocked. 5. GReynolds929. Save today. Locate and mark the spot where you plan to install the tankless water heater. We’ve sifted through the internet and researched the answer to share with you. Low flow problem; Water is not hot #1. * All. Ensure that your propane or gas tank has enough fuel to operate the water heater. 1-2 showers tankless water heaters.