Enjoy an endless supply of hot water with this high efficiency non-condensing propane fueled tankless water heater from Rinnai. , the first—of many non-condensing tankless water heaters—rolled off the line. The largest btu they had for home use. Plus, diagnostic tools and remote monitoring from local Rinnai experts provide. Eemax 27kW ELECTRIC TANKLESS. Refer to the tankless water heater pressure loss curve and consult with the air. Press On/Off button on controller to turn OFF water heater. Rinnai’s super high-efficiency models offer sleek design, maximum output and an array of features ideal for the hot water demands of large homes. More Options Available. This results in a limitless hot water supply and little. This item: Rinnai i150SN Condensing Gas Boiler, Natural Gas (150K BTU) $2,49834. model number RB-165 tkf. 4 gallons of hot water per minute and. Rinnai Tankless Water Heater Installation and Operation Manual 7 • Hot water outlet pipes leaving the water heater can be hot to touch. Training in installation of tankless water heaters. • RU199i/eThe SENSEI™ SE+ RUR Series is the newest release from Rinnai and the most powerful in BTU output. REP160eN is the perfect combination of high efficiency, comfort and value in a natural gas non-condensing tankless water heater from Rinnai. 38 $3,358. Make sure your service provider calls Navien’s Technical Support Department while in front of your unit, before starting any repairs. Rinnai Vent-Free Convectors push heat to the farthest reaches of the room, evenly warming larger spaces and maximizing cost-savings. , control•r, and Smart-Circ Intelligent Recirculation, Tankless Truths, and. Rebate Finder: Help your customers save money and energy when purchasing a qualifying Rinnai product. Take a couple of minutes to answer these simple questions and we’ll recommend the best fit for your needs. Country of origin: Japan. Get endless on-demand hot water, space savings, eco-efficiency and peace of mind from the world’s most reliable tankless gas water heater brand. • Install the vent system per local and na-tional codes. In fact, Rinnai Tankless Water Heaters use up to 40% less energy than a traditional tank water heater. Expert Installation Available $ 1135. • BURN HAZARD. Shop Rinnai Super High Efficiency Plus 8-GPM 160000-BTU Outdoor Natural Gas Tankless Water Heater in the Water Heaters department at Lowe's. Ideal for small to medium homes. Rinnai's super high-efficiency plus condensing outdoor tankless water heater models offer the most advanced technology. $3,481. Solution Selector: Simple tool to help you find the ideal Rinnai tankless water heater system for your customers to meet their needs. HYDRO MASTER Tankless Water Heater Service Valve Kit with Pressure Relief Valve 3/4-Inch IPS Isolator Clean Brass. 91. The Rinnai V75iP 120V tankless water heater is a great whole-house, off-grid system that’s super energy efficient and provides maximum output. Also for: Ruc90i, Reu-kbd2530ffud-us, Ru80e, Reu-kbd3237ffud-us, Ruc98i, Reu-kbd2934ffud-us, Ru90e,. +. 05 to 0. Consumer financing and rebates are also often available. Reliability They Can Count On. RE199eP is the perfect combination of high efficiency, comfort and value in a propane gas tankless water heater from Rinnai. Plus, they save energy by heating water only when it is needed. 10. Some gas and electric tankless water heaters can deliver enough hot water for an entire household. Uniform Energy Factor (UEF): 0. Ideal for small to medium homes or remodels, compact, easy-to-install, reliable and perfect for indoor locations; Rinnai products provide peace of mind with warranties that surpass the competition. Page 38 Parameter settings can be set with the water heater turned OFF. Use this on-demand natural gas-powered heater in temperatures as cold as minus 30 degrees. • DO NOT obstruct combustion air to the appliance. Rinnai tankless water heaters are available with natural gas or propane fuel options and can be installed inside or outside. A Rinnai PRO will help you choose the right model for your needs. This can be caused by a malfunctioning gas valve or a disruption in the gas supply line. Not only do these models include Wi-Fi monitoring and voice. 09 Feb, 2021, 17:30 ET. 4. Welcome to ultimate efficiency. Hot water ready Hot water use Morning Showers Laundry Dishes Baths Day 1 Days 2-7 Learn more at rinnai. a global leader in high efficiency water heaters and boilers. Training in installation of tankless water heaters. 8-GPM 199000-BTU Indoor Natural Gas Tankless Water Heater in the Water Heaters department at Lowe's. Use a flat head screwdriver to unscrew the nuts that hold the front access panel in place and pull out the access panel. 366 Reviews (366) $2,089. Insulate the heater and the pipes with foam. Every Rinnai tankless water heater is individually tested for quality before shipping. If you live in New York, where the average kWh price is 19. Drain the water from the heater by attaching a hose to the drain valve and opening it. RE199iP is the perfect combination of high efficiency, comfort and value in a propane gas tankless water heater from Rinnai. Rinnai: The flow rate for water heaters is higher and ranges from 6. The Control-r™ WiFi module quickly connects using your local Wi-Fi network and with the free Rinnai Central™ mobile app, you can set up your tankless water heater temperature, activate recirculation control and scheduling patterns, and get real-time status and maintenance alerts. Rinnai tankless water heaters are available with natural gas or propane fuel options and can be installed inside or outside. Welcome to ultimate efficiency. 4. Showing 1-12 of 80 results. Please send me the circuit diagram of Remote device so I can made a copy myself. You can even qualify for energy. 100-year commitment to quality, backed by the industry's best warranty. • ENERGY STAR qualified with Uniform Energy Factor of 0. A secure seal endures expansion and contraction from temperature fluctuations, which mitigates the risk of stress fractures over time. KM Series Manual 3 CAUTION URN HAZARD. 35 $97. Enjoy an endless supply of hot water with the SENSEI™ RU199iN Super High Efficiency Plus condensing tankless water heater from Rinnai. Our Colleyville plumbing professionals work on all plumbing issues including gas plumbing, electric plumbing, tankless water heater repair or installation, sewer cleaning, water heater repair or installation, drain cleaning, slab leak detection, and much more. Only the size of a small suitcase, the propane fueled RUS65eP model is compact, easy-to-install and perfect for outdoor locations. Additionally, Rinnai provides an optional Wi-Fi module that enables users to control their tankless water heater using an app on their smartphone. Rinnai V53DeN Natural Gas Tankless Hot Water Heater, 5. 81-0. Plus, they save energy by heating water only when it is needed. In fact, sophisticated, efficient performance makes Rinnai Tankless Water Heaters some of the best tankless water heaters on the market. 00 / each. 3 SA 4. Rinnai RSC199i 11. 5/5 stars from 34 reviews. 4 gallons of hot water per minute and. , Feb. 95. You can even qualify for energy. Enjoy an endless supply of hot water with the SENSEI™ RU180eP Super High Efficiency Plus condensing tankless water heater from Rinnai. They are long-lasting and they allow you to get hot water quickly without. Ideal for small to medium homes or remodels. Compare. REP160eN is the perfect combination of high efficiency, comfort and value in a natural gas non-condensing tankless water heater from Rinnai. - April 14, 2010) - Rinnai Corporation, manufacturer of the number one selling brand of tankless gas water heaters in North America, is proud to announce that Rinnai’s tankless water heating technology has received accolades from three media outlets. PEACHTREE CITY, Ga. Get Tue, Nov 21. -ft RAM (Rinnai America Manufacturing) Lakes facility in Griffin, Ga. com. A licensed professional must install the water heater according to the exact instructions on pages 4-30. Rinnai Tankless Water Heater Price. Navien is 95 (depends on model). CHS199100HiP - Commercial Water Heating - Demand Duo™ H-Series Hybrid Water Heating System Indoor, Propane Gas, 199,000 BTU, 119 GallonSuper High Efficiency Plus 9 GPM 160,000 BTU Natural Gas Interior Tankless Water Heater Enjoy an endless supply of hot water with the SENSEI RSC160iP Super High Efficiency Plus condensing tankless water heater from Rinnai. -Register Product: Remotely register products within 90 days of installation to help your customers extend their labor coverage. Reliability They Can Count On. Best for Small- to Mid-Sized Homes. Plus, they save energy by heating water only when it is needed. There is no influence from any manufacturers in calculating this score. 5/5 stars from 7 reviews. +. Lift, Position and Secure the Rack Installation. You can even qualify for energy. An undersized gas line can stress a tankless system and possibly reduce its lifespan, all Rinnai tankless water heaters are equipped with technology that safely ceases. 8 GPM Residential 199,000 BTU Interior Propane Gas Tankless Water Heater. Isolation Valve Included. Takagi’s selection of residential and commercial tankless water heaters are unmatched for quality and diversity. • Section 1 describes the contents of the GTK15 Kit and pump installation guidelines for all tankless water heater models. 68 Rinnai. 9/5 stars from 12 reviews. Only the size of a small suitcase, the RL75eP is compact, easy-to-install, reliable and perfect for outdoor locations. 86. Using a durable copper heat exchanger to optimize heat transfer,. EcoSmart ECO 11 Electric Tankless Water Heater, our Best Budget pick, is 32% off. • Proper installation is the responsibility of serious burns. The hot and cold water isolation valves provide the ability to isolate the tankless water heater from the structure’s plumbing. 95. All of the key components in the CU199 are designed for commercial requirements and manufactured by Rinnai, ensuring maximum quality and reliability from the industry leader in commercial tankless water heating solutions. Whole-home gas tankless water heaters typically range in sizes from 140,000 BTU to around 199,000 BTU; choose the appliance capability based on the amount of hot water you need for a home or business. Super High Efficiency Plus 11 GPM Indoor Residential 199,000 BTU Natural Gas Tankless Water Heater with Termination Kit: Greentherm T9900i SE 199 - 11. Houston Water Heaters -RINNAI Heaters - Houston Plumber offering installation and repair services to the Greater Houston Area - Full Service Plumbing Company (936) 417-2676 Home Some of the most reviewed products in Rinnai Tankless Water Heaters are the Rinnai High Efficiency Plus 9. 1-888-837-1451. Built to commercial-grade standards, Rinnai tankless water heaters are individually tested, backed by the industry's best warranty, and compact enough to fit any space. Serve customers better with the #1 in tankless with more than 100 years of history. Welcome to ultimate efficiency. Titan N. Rated 2 out of 5 by ShortestLifeforaW1975 from New Rinnai Water Heater Only Lasted 3 Months I have. 89 $1,180. com. Welcome to ultimate efficiency. Quick View Mfr. Price: At $740, it’s moderately priced for the GPM and EF rating. The good news for dealers is the Control-R module continues to communicate directly with them, serving as a remote diagnostics tool and increasing their connectivity to their customer. Cascade Cables allow up to 24 water heaters to be connected and function. Optimal Water Pressure: With a hot water flow rate of up to 11 GPM, this tankless water heater provides a powerful, constant stream that can accommodate up to 7 appliances at once ; Professional Installation Recommended: Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your water heater. Only the size of a small suitcase, is easy-to-install, reliable, and perfect for outdoor locations. That’s why more consumers and businesses choose Rinnai over any other tankless brand. Bosch Tronic 3000T Point-of-Use Electric Mini. In fact, Rinnai Tankless Water Heaters use up to 40% less energy than a traditional tank water heater. See more reviews for this business. You can send me Pictures too. All Rinnai distributors will be permitted to sell products to Authorized E-Tailers for the purpose of online sales, including and limited to the following Authorized E-Tailers: ACWholesalers. RE199eP. Compare. You can even qualify for energy. 1 in. RE140iP. Rheem Mid-Efficiency Outdoor Tankless Water Heater. 5 GPM Natural Gas High Efficiency Indoor Tankless Water HeaterRinnai is the first tankless water heater manufacturer to offer Amazon Alexa integration. Throughout the world, the Rinnai. Ideal for small to medium homes or remodels. Rinnai Tankless Water Heater - Noise and Constantly Running. 4. 95: Annual Operating Costs*. You can even qualify. Rinnai Tankless Water Heaters are designed to provide maximum performance and efficiency using either a 3/4" or 1/2" gas line, as long as sufficient gas flow is available. Rinnai recirculation timer controller. Rinnai REP Model Series 199 MBH Indoor Non-Condensing Natural Gas Tankless Water Heater. Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. Ideal for small to medium homes or remodels. Rinnai's super high-efficiency plus condensing outdoor tankless water heater models offer the most advanced technology. Technology to Improve Your Lifestyle. Now, with Smart-Circ, Rinnai RSC model water heaters learn your water usage patterns to start circulating hot water on your schedule, anticipating your hot water needs for a shorter wait and saving energy during times when you don't. The Rinnai V75iN is a high-efficiency natural gas tankless water heater that perfectly blends efficiency, comfort, and value. These compact units are powerful enough to meet your needs, consistently delivering hot water in up to four places around your home at the same time. Takagi’s selection of residential and commercial tankless water heaters are unmatched for quality and diversity. Lowest Price + 2-Day Shipping In-Stock Items. 0 GPMs, with. Like all Rinnai Tankless Water Heaters, it’s also vertically integrated. Find Rinnai Tankless water heaters at Lowe's today. Condensing. Uniform Energy Factor (UEF): 0. Enjoy an endless supply of hot water with the SENSEI™ RU180eN Super High Efficiency Plus condensing tankless water heater from Rinnai. (PEACHTREE CITY, Ga. A loose flame rod is called a floating flame rod and will result in code 11’s. Only the size of a small suitcase, is easy-to-install, reliable, and perfect for outdoor locations. Compare. Unlike many competitors, Rinnai makes the vast majority of our key components, allowing for consistent control of quality. In fact, Rinnai Tankless Water Heaters use up to 40% less energy than a traditional tank water heater. Rinnai Vent-Free Convectors push heat to the farthest reaches of the room, evenly warming larger spaces and maximizing cost-savings. Integrated temperature control up to 185 degrees F. Tankless Water Heater. Welcome to ultimate efficiency. Houston : 281-594-7578. Plus, with premium technology, increased energy efficiency, an improved Home Energy Rating System (HERS) Index Score and optimized LEED eligibility, our tankless solutions can increase your home's value. Rinnai local experts will help consumers select the Rinnai Tankless Water heater that is right for their individual needs and budget and perform a top-quality installation. Top 10 Best Rinnai in Seattle, WA - November 2023 - Yelp - Washington Water Heaters, Heating & Air Conditioning, I Need a Plumber Now and Sewer Services, Jafco Plumbing and Sewer, Ridgid Plumbing and Drain Services, Capitol Hill Plumbing, Greenwood Heating and Home Services, Seatown Electric Plumbing Heating. Whether you are designing for residential, commercial, interior, or exterior environments, Rinnai has the right product for you with the Rinnai BIM Library. Rinnai's super high-efficiency plus condensing outdoor tankless water heater models offer the most advanced technology. 6 GPM Residential 120,000 BTU Propane Gas Tankless Water Heater. 0 GPM at a 35 temperature rise. Rinnai tankless water heaters last up to twice as long as tanks and have twice the warranty length. 11 GPM Exterior Commercial 199,000 BTU Natural Gas Tankless Water Heater: Super High Efficiency Plus 11 GPM Residential 199,000. 4. Ideal for small to medium homes or remodels. RINNAI Super High Efficiency Plus 11 GPM 199,000 BTU Natural Gas Interior Tankless Water Heater. Dimensions: 2 in. Look into view window on appliance to see if you ever see a flame in the burner box while the unit is. 4. TLDR is there any reason to pay $700 more for Rinnai tankless install over a Navien Archived post. Keep away from the water heater. Order Rinnai water heaters online today with fast shipping and easy returns. ( 660) Model# V65iN. RE140iN is the perfect combination of high efficiency, comfort and value in a natural gas non-condensing tankless water heater from Rinnai. If you have any questions or feel that the manual is incomplete contact Rinnai at 1-800-621-9419. Rinnai tankless can last twice as long as tanks, making them a better investment as well as increasing the value of your home. Endless Comfort & Performance. You can even qualify. In fact, Rinnai Tankless Water Heaters use up to 40% less energy than a traditional tank water heater. Integrated temperature control up to 185 degrees F. Plus, with premium technology, increased energy efficiency, an improved Home Energy Rating System (HERS) Index Score and optimized LEED eligibility, our tankless solutions can increase your home's value. We've proven our commitment to the quality, safety, and support behind everything. Up to 11. $4165. Hot exhaust and vent may cause serious burns. With built-in recirculation, this Rheem Performance Platinum 11 GPM Super High Efficiency Indoor Natural Gas Tankless Water Heater gets hot water to the tap instantly and keeps going as long as you need it. Rheem 13kw Tankless Electric Water Heater RTEX-13. The honors include being named Builder magazine’s 2010 Brand. Only the size of a small suitcase, is easy-to-install, reliable, and perfect for outdoor locations. Safety ehaviors and Practices for the onsumer and Installer If you answer NO to any question, installation is not complete. Kindly guide me about the Remote device. Reinstall using new gasket and ensure it is tight when installation is finished. Rinnai RU199IN - RU199IN 199,000 BTU Super High Efficiency Condensing Indoor Tankless Water Heater (Natural Gas)- Rebates: This product qualifies for a federal tax rebate of up to $600. going through the ignition cycle. Water Heater Repair Sewer Contractors Plumbing, Drains & Sewer Consultants. 18. In fact, Rinnai Tankless Water Heaters use up to 40% less energy than a traditional tank water heater. In fact, Rinnai Tankless Water Heaters use up to 40% less energy than a traditional tank water heater. com. 800-519-8794, option 2. The Colleyville Tankless Water Heater Experts! If you have need of a quality affordable plumber specializing in Tankless Water Heaters in Colleyville Texas, call the professionals at Schrader Plumbing today. 82: 0. Enjoy the flexibility to choose the unit that works best for your home. The flow rate of Rinnai water heaters is higher and ranges from 6. If you have any questions or feel that the manual is incomplete contact Rinnai at 1-800-621-9419. 4/5 stars from 460 reviews. $1,135. Plastic and. RE180iN is the perfect combination of high efficiency, comfort and value in a natural gas non- condensing tankless water heater from Rinnai. Refer to the applicable section in the Rinnai Tankless Water Heater Installation and Operation Manual for additional information. I have Rinnai Tankles gas boiler of Korea. If you have the do-it-yourself skills to install a water heater on your own, be sure to consider the cost of any additional tools and materials you may need for the job. EF rating: This tankless heater has an 81% EF rating – which isn’t the best amongst the group. 4. Rinnai products provide peace of mind with warranties that. 00 (304). Keep small chil- A: The Ubbink non-condensing vent termination is for use on a Rinnai non-condensing water heater and the 90* elbow will sit on top of the water heater flue. Uniform Energy Factor (UEF): 0. 1. This natural gas model is our pick for the overall best tankless water heater because it can heat up to seven gallons per minute of water. Every Rinnai tankless water heater is individually tested for quality before shipping. to the Tankless Water Heater TWIN PIPE ROOM AIR FLEX PP VENT. All products distributed in North America have been approved by the Canada. Hot exhaust and vent may cause serious burns. MODEL RSC199i (replaces RUR199i) RSC199e (replaces. No Gas Supply or Inadequate gas pressure. Rinnai Tankless Water Heaters Set aside the “Rinnai Tankless Water Heater Installation and Operation Manual” as you will need to reference clearances, venting options, and other information specific to the water heaters. Rinnai tankless water heaters are available with natural gas or propane fuel options and can be installed inside or outside. Rinnai products provide peace of mind with warranties that surpass the. Rheem. In fact, Rinnai Tankless Water Heaters use up to 40% less energy than a traditional tank water heater. RE140iP is the perfect combination of high efficiency, comfort and value in a propane gas tankless water heater from Rinnai. RE140eN is the perfect combination of high efficiency, comfort and value in a natural gas non- condensing tankless water heater from Rinnai. Photo: walmart. Install with PROs in the Network. 92: 0. This allows for significantly fewer wall or roof cuts, less labor, and longer vent lengths than ever possible with single-unit tankless water heater venting. That’s why more consumers and businesses choose Rinnai over any other tankless brand. Enjoy an endless supply of hot water with the RUCS75iN, our Super-High Efficiency condensing natural gas tankless water heater from Rinnail. Learn more about our water heater replacements. Pick Up: Not available Shipping. If your water heater unit is generating hot water, at that moment you can adjust the temperature to only 98F and 110F degrees or in between. #7 · Dec 24, 2009. Rinnai products provide peace of mind with warranties that. , Aug. Ideal for small to medium homes or remodels. Rinnai tankless water heaters last up to twice as long as tanks and have twice the warranty length. Plus, with premium technology, increased energy efficiency, an improved Home Energy Rating System (HERS). com. Remove the faceplate and unscrew some nuts. It heats water only when it's needed and has a 0. gas tankless hot water heater. 5 GPM Residential 180,000 BTU Natural Gas Interior Tankless Water Heater with 906 reviews. on demand hot water heater. Plus, diagnostic tools and remote monitoring from local Rinnai experts provide rapid service and peace of mind. 4. ( 19) –. Step 3: Maintain water heater pressure specifications. My kitchen sink faucet restrictor is 2. Reliance Home Comfort™ is pleased to offer some of the most innovative, reliable and top quality water heaters and boilers from Rinnai® – all designed with your family’s home comfort in mind. us 5 Optimized Concentric Venting for Non-Condensing Models Rinnai Tankless Water Heaters were the first to use a unique concentric venting system – featuring an inner pipe for exhaust and an outer pipe forLeave the water heater for several minutes to let it cool down. Rinnai® Boilers & Water Heaters. MODEL RSC199i (replaces RUR199i) RSC199e (replaces. The Rinnai Hydronic Air Handler System easily integrates with select tankless water heaters or boilers to deliver energy-efficient warmth. 5 to 11. It may even qualify for rebates in your area for added savings. I have Rinnai Tankles gas boiler of Korea. us. Boiler Venting & Accessories; Direct Vent Furnace Accessories. +. In fact, Rinnai Tankless Water Heaters use up to 40% less energy than a traditional tank water heater. You can even qualify for energy. How much power does a Rinnai water heater consume? The Rinnai water heater consumes between 25 and 65 watts depending on the temperature and flow of water. Ideal for small to medium homes or remodels. 9. The tankless water heater has four 7,000-watt elements, for a total electrical load of 28,000 watts. RE140eN is the perfect combination of high efficiency, comfort and value in a natural gas non-condensing tankless water heater from Rinnai. • DO NOT install this water heater above 10,200 ft (3,109 m). 8 Gpm - Natural Gas. Stainless steel is better at resisting corrosion (condensing), while copper conducts heat better. Shop Savings. In this article, we’ll discuss how to determine the Rinnai water heater age from the serial number. Enjoy an. There are two different formats for a Rinnai serial number. Click here to see this Rheem 5. Early Black Friday Deals. In fact, Rinnai Tankless Water Heaters use up to 40% less energy than a traditional tank water heater. The Best of Both Worlds. 2. We’re here 24/7. Only the size of a small suitcase, the natural gas RU180eN model is compact, easy-to-install and perfect for outdoor locations. Only the size of a small suitcase, is easy-to-install, reliable, and perfect for indoor locations. us 5 Optimized Concentric Venting for Non-Condensing Models Rinnai Tankless Water Heaters were the first to use a unique concentric venting system – featuring an inner pipe for exhaust and an outer pipe for Our high-efficiency-plus, non-condensing tankless water heaters put technology at your fingertips. Checkout. Up to eight tankless units can share the same Vent system. Take a shower, do laundry and wash dishes all at the same time! A Rinnai® tankless water heater offers high volume output and heavy duty reliability. Welcome to ultimate efficiency. In fact, sophisticated, efficient performance makes Rinnai Tankless Water Heaters some of the best tankless water heaters on the market. Ecosmart ECO 27 Electric Tankless Water Heater, our Best Overall pick, is 35% off. $1,854. . The manufacture date may also be stated after the serial number. 81-0. Rinnai also offers a 2" X 4" diameter concentric venting solution for condensing tankless water heaters and I-Series condensing boilers. Check Price. 6 Minimum input rate (Btuh) 15,200 Maximum input rate (Btuh) 398,000 TRW02SE Model TRW02SEi TRW02SEe Water Heater Model RU199i (NG/LP) RU199e (NG/LP) Crate Dimensions (HxLxD) - in 66 X 70 X 35 Weight - Fully Assembled - lbs 170. RU199IN 199,000 BTU Super High Efficiency Condensing Indoor Tankless Water Heater (Natural Gas) SKU: RU199IN. Shop Rinnai Super High Efficiency Plus 8-GPM 160000-BTU Outdoor Natural Gas Tankless Water Heater in the Water Heaters department at Lowe's. Our enhanced control•r™ 2. Some other causes include but are not limited to the burner, fan, debris, deposits, venting issues, leaking, condensation, etc; Moving further, let’s have a quick look at each one of them so that you can easily identify what’s wrong with your Rinnai tankless water heater and what needs to be done on your end to bring the tankless unit back on track. Plus, with premium technology, increased energy efficiency, an improved Home Energy Rating System (HERS) Index Score and optimized LEED eligibility, our tankless solutions can increase your home's value. The first one was used until mid-2009, with an example shown below. Every Rinnai tankless water heater is individually tested for quality before shipping.