M. 2 Compliant). Rheem offers a complete line of electric heaters that range from small spaces for one or two applications to. Find My Store. Number of Showers: 1-2. In fact, Rinnai Tankless Water Heaters use up to 40% less energy than a traditional tank water heater. Technology to Improve Your Lifestyle. Founded in 1920, Rinnai has. The North Richland Hills Tankless Water Heater Experts! If you have need of a quality affordable plumber specializing in Tankless Water Heaters in North Richland Hills Texas, call the professionals at Schrader Plumbing today. Commercial. Free Shipping! Please select a finish. Learn how to install and operate the Rinnai N Series tankless water heater, a high-efficiency and eco-friendly model that provides hot water on demand. on demand hot water heater. The 11 Best Kitchen Sinks of 2023. Keep small chil- What's the top-selling product within Rinnai Tankless Water Heaters? The top-selling product within Rinnai Tankless Water Heaters is the Rinnai Super High Efficiency Plus 11 GPM Residential 199,000 BTU Natural Gas Interior Tankless Water Heater. 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. Chat live now. Only the size of a small suitcase, the RUCS75iP is compact, easy-to-install and perfect for indoor locations. This allows for significantly fewer wall or roof cuts, less labor, and longer vent lengths than ever possible with single-unit tankless. Overall, however, Navient tankless water heaters are slightly more efficient than Rinnai ones. Our office support teammembers are experts in maximizing rebate and incentives while making the process simple and easy. High Efficiency View Energy Guide. If you are installing a GTK15 Kit on one of the following tankless water heater models, follow the instructions in Section 2. But, for decades prior, they have been selling tankless in Japan and other parts of the world. They were fast and fair priced. 08 (10%) ( 9) Model# RE199iP. Rinnai Value Series - V65 - 4. New at Rinnai. • BURN HAZARD. Rinnai is only 93 (depends on model). Country of origin: United. Rheem 13kw Tankless Electric Water Heater RTEX-13. Only the size of a small suitcase, the RL94eN is compact, easy-to-install, reliable and perfect for outdoor locations. Rinnai tankless water heaters are available with natural gas or propane fuel options and can be installed inside or outside. Natural Gas. 95. The Rinnai V94iN V tankless natural gas water heater is the second most powerful water heater of those we reviewed with a high flow rate of 9. Venting is too expensive on tankless water heaters. Diect Vent Tankless Wate Heate Installation and Opeation Manual — Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. The front panel should only be removed for ser-vice/maintenance or replacing internal components. Control and Convenience. Rinnai tankless water heaters last up to twice as long, and save energy-heating water only when needed . Products; Tankless Water Heaters; Accessories; Featured Products; NEW NRCR w/ Recirc; EZ Series; Column 2 [Residential Image] Column 4 [Commercial Image] Column 3 [YouTube Video] About Us. Definitions of Rinnai Tankless Water Heater Codes. Only the size of a small suitcase, the propane fueled RSC160iP model is compact, easy-to-install and perfect for indoor locations. Best Bang for the Buck. 4/5 stars from 391 reviews. RE160iP is the perfect combination of high efficiency, comfort and value in a propane gas tankless water heater from Rinnai. The SENSEI™ SE+ RUR Series is the newest release from Rinnai and the most powerful in BTU output. EcoSmart ECO 11 Electric Tankless Water Heater, our Best Budget pick, is 32% off. 8 gpm and a heating capacity of 199,000 BTU. Roger Wakefield is a Master Plumber with 40+ years of experience as an owner, speaker, and trainer. 81. In this article, we’ll discuss how to determine the Rinnai water heater age from the serial number. Federal Rebate click for more info In addition to the federal rebate, you may also be eligible for rebates from your local utility company and state. Stiebel Eltron Tempra® Plus Whole House Electric Tankless Water Heaters. Rinnai products provide peace of mind with warranties that surpass the competition. Places Near North Richland Hills, TX with Rinnai Tankless Water Heaters. Tankless 101. With Rinnai Common Venting, up to eight tankless water heater units share the same vent system. Rheem. Matters. 95. Rebates starting at $600 available from energy providers for 66952. In residential applications, insulation must be used for hot water pipes below 36” due to burn risk to children. Starting in late 2009, it was switched. 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. I installed Rinnai in my own home about 3 years ago. Plus, with premium technology, increased energy efficiency, an improved Home Energy Rating System (HERS) Index Score and. Integrated temperature control up to 185 degrees F. Silver. See full list on homedepot. If you see this code, it means that there is an issue with the way the gas valve is functioning and that it needs to be replaced. 3 GPM. 8 GPM Residential 199,000 BTU/h 58. 3 /5) M Series Natural Gas Condensing Boiler/Tankless Water Heater with 90,000 BTU Input (4) Questions & Answers (23) +3 Hover Image to Zoom $ 1828 93 $153. "100% accurate water temperature control" Continuous flow water heaters are an advanced varient of traditional multipoint waters heaters, they are far more efficient than storage systems and are the preffered method of heating water. Ideal for small to medium homes or remodels. REP160iN is the perfect combination of high efficiency, comfort and value in a natural gas non-condensing tankless water heater from Rinnai. On new installations ensure hot and cold water lines are not reversed. Key benefits of tankless water heaters include: Very High Efficiency: Rinnai tankless heaters have UEI efficiencies of up to 0. Individually tested for quality before shipping, Rinnai makes the vast majority of our key components, unlike our competitors, allowing for better, more consistent quality. • DO NOT obstruct combustion air to the appliance. For Rinnai condensing products. • DO NOT install this water heater above 10,200 ft (3,109 m). Only the size of a small suitcase, is easy-to-install, reliable, and perfect for indoor locations. In this article, we’ll discuss how to determine the Rinnai water heater age from the serial number. Rinnai tankless water heaters last up to twice as long, and save energy-heating water only when needed The Rinnai difference Individually tested for quality before shipping, Rinnai makes the vast majority of our key components, unlike our competitors, allowing for better, more consistent quality Super High Efficiency Plus View Energy Guide. Viessmann is the best, more expensive, but very reliable. 8 Rinnai Tankless Water Heater Installation and Operation Manual • DO NOT operate the water heater with-out the front panel installed. RE199iN is the perfect combination of high efficiency, comfort and value in a natural gas non- condensing tankless water heater from Rinnai. The Tankless Truth is, tankless is a proven technology. Page 17 Piping Diagram for Basic Installa on Rinnai Water Heater Rinnai Equipment List Rinnai Water Heaters RIK-KIT (Optional) (3/4". Rheem 18kw Tankless Electric Water Heater. 25. Plus, they save energy by heating water only when it is needed. In fact, Rinnai Tankless Water Heaters use up to 40% less energy than a traditional tank water heater. Shut off the main gas or turn off the circuit breaker for electrical devices. 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. Compare Rinnai models, prices, and specs to find the perfect Rinnai Propane Tankless Water Heater for your application. In. 96) join the previously released. 4. 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. Compare. Enjoy an endless supply of hot water with the RUCS75iN, our Super-High Efficiency condensing natural gas tankless water heater from Rinnail. 9 GPM Residential 199,000 BTU Exterior Natural Gas Tankless Water HeaterMake Smart Technology Smarter. Navien is 95 (depends on model). Once you gain access to the panel, you can use the arrow buttons to adjust the temperature accordingly. Rinnai has been selling tankless units in America since the 1990s and, for decades prior, in Japan. Wi-Fi Control Module for Rinnai Tankless Water Heaters. Rinnai RSC199iN Smart-Circ Condensing Gas Tankless Water Heater, Super High Efficiency Plus Natural Gas Water Heater, Up to 11 GPM, Indoor Installation, 199,000 BTU. This user guide provides detailed instructions, diagrams, and troubleshooting tips for the S-Circ Logic recirculation pump. 4 GPM at a 35° temperature rise. 67 USD. Rinnai Hydronic Air Handler models with an integrated pump can be customized to specific installation needs for maximum efficiency and comfort. 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. With Rinnai tankless water heaters, you never run out of hot water. $983. Tankless. With Rinnai tankless water heaters, you never run out of hot water. The SENSEI™ tankless water heater is a smart choice with twice the efficiency and twice the warranty length of tank models. Reliability You Can Count On. Technology to Improve Your Lifestyle. Only the size of a small suitcase, is easy-to-install, reliable, and perfect for indoor locations. Free Shipping on items over $199. Turn on the water supply and check for leaks. With technology that operates only when hot water is needed, super-efficient heating coils, no pilot light and no storage tank to heat and reheat water, you save on energy and utility costs. 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. Select a region. Only the size of a small suitcase, the propane fueled RSC160iP model is compact, easy-to-install and perfect for indoor locations. If you can’t find what you need, contact Rinnai. 2. Welcome to ultimate efficiency. Warranty (Residential) - Limited 12-year on heat exchanger, 5-year on parts, 1-year on labor (5-year optional on labor) These new Rinnai RUCS Condensing Tankless Water Heaters expand Rinnai’s Ultra Series condensing lineup to 6 models, in both indoor and outdoor versions, ranging from 130,000 to 199,000 BTU. The 11 Best Kitchen Sinks of 2023. This tankless water heater is Energy Star certified because it condenses its exhaust gas and puts the heat to good use. Rinnai Tankless Water Heaters use up to 40% less energy than a traditional tank water heater. Unlike many competitors, Rinnai makes the majority of our key components, allowing for consistent. On-Demand Mode. 95. Natural Gas. 3 kWh Interior Propane Gas Tankless Water Heater with 1,283 reviews, and the Rinnai High Efficiency Plus 7. Rinnai’s hybrid technology is unlike anything else on the market, ensuring a longer service life than high-efficiency tanks, while also producing abundant hot water for peak commercial. Welcome to ultimate efficiency. , the first—of many non-condensing tankless water heaters—rolled off the line. To winterize your rinnai tankless water heater, start by turning off the power supply and disconnecting the water and gas lines. • BURN HAZARD. EST Monday through Friday and will be happy to assist you. With technology that operates only when hot water is needed, super-efficient heating coils, no pilot light and no storage tank to heat and reheat water, you save on energy and utility costs. Rinnai Rinnai I-Series 199,000 BTU DHW 120,000 BTU Space Heating Condensing Natural Gas Combi-Boiler. The 160,000 BTU Liquid Propane Tankless Water Heater is designed to supply continuous hot water for 1 - 2 bathrooms at the same time. Plumbing Services. Ideal for small to medium homes or remodels. Ideal for small to medium homes or remodels. The Rheem RTEX-18 is one of the best value electric tankless water heaters out there, priced at just over $420 at the time of writing. Tankless Water Heater INTERNAL (INDOOR) MODELS: VE199i (REU-VE2737FFD-US) VE180i (REU-VE2432FFD-US) VE160i (REU-VE2125FFD-US) VE140i (REU. Uniform Energy Factor (UEF): 0. Super High Efficiency 6. Compare. 1 selling brand of tankless gas water heaters in North America, announces it has manufactured its first unit in the United States, just eight months after it announced plans to start manufacturing domestically. 61 $1182. 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. We've proven our commitment to the quality, safety, and support behind everything. With Rinnai Common Venting, up to 8 tankless water heater units share the same vent system. (740) 622-5667. Serve customers better with the #1 in tankless with more than 100 years of history. You can even qualify for energy. tankless water heater. Welcome to ultimate efficiency. S. 50+ bought in past month. RE180eP is the perfect combination of high efficiency, comfort and value in a propane gas tankless water heater from Rinnai. Space Saving Design: They are wall hung and compact. Tankless Water Heaters Give Your Clients the Best of the Best Built to commercial-grade standards, Rinnai tankless water heaters are individually tested, backed by the. -ft RAM (Rinnai America Manufacturing) Lakes facility in Griffin, Ga. The average electric tankless water heater needs at least 120 amps to. Take a couple of minutes to answer these simple questions and we’ll recommend. Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. Tankless Truths™ Condensing 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. Keep away from the water heater. RU199IN 199,000 BTU Super High Efficiency Condensing Indoor Tankless Water Heater (Natural Gas) SKU: RU199IN. Explore More on homedepot. with advanced automation and precision assembly processes. Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. At Rinnai, our passion for constant improvement drives us to create incredibly innovative products for both home and commercial use. Proud U. 5/5 stars from 7 reviews. Uniform Energy Factor (UEF): 0. $1,854. Explore all Rinnai brochures, case studies, energy. 13 - 9. Ideal for small to medium homes or remodels. Share: $1,747. 0 mobile app features timers, programmable schedules and. 69 ( 15 %). The old style was used until 2009, and the new style is used today. 38 $3,358. The average 2-bathroom home needs a tankless. It is designed with low NOx technology, so it is an optimal option for lowering carbon dioxide emissions. We offer affordable concentric venting, including 2" by 4" diameter for condensing and 3" by 5" diameter for non-condensing. 817-262-0989. While tankless water heaters are the more environmentally friendly option, achieving 91 percent efficiency with non-condensing. The most reliable tankless water heater brands include Rheem, Noritz, and Takagi. Call for service when your unit is showing this code. View Commercial. Ideal for small to medium homes or remodels. All venting of gas or liquid propane tankless water heaters REQUIRES UL approved Stainless Steel vent pipes due to the heat produced in the venting process. It features 199,000 BTUs and hot water delivery with a flow rate that ranges from 0. 81 UEF - Gas Tankless Water Heater - Concentric Vent Model: V65IN Ultra Low NOx Emissions (SCAQMD Rule 1146. Internet # 306655616. 95. 00 / each. (304) $2,925. FREE delivery Tue, Oct 24 . Matt Risinger is a nationally recognized expert in building science and high-performance construction. Plus, it saves water, time, space and money on installation related costs. Rinnai has an extensive network of professionals who are experienced in providing you with superior product performance. The tankless water heater has four 7,000-watt elements, for a total electrical load of 28,000 watts. Rinnai tankless water heaters last up to twice as long, have twice the warranty, and save energy as they only heat water when it is needed. Rinnai tankless water heaters last up to twice as long as tanks and have twice the warranty length. Please have your full serial number or model number available for product- orHigh Efficiency Plus 9. Are there any special values on Rinnai Tankless Water Heaters? There are over 7 special value prices. The 180,000 BTU High Efficiency Natural Gas Tankless Water Heater is designed to supply continuous, on demand hot water for up to 2 to 3 bathrooms at the same time. Rinnai has been selling tankless water heaters in North America since the 1990s. There are two different styles of Rinnai water heater serial numbers. Rinnai RU160iN RU Model Series. “The reliability and performance of Rinnai Tankless Water Heaters is unmatched. While non-condensing tankless water heaters are. Uniform Energy Factor (UEF): 0. Manufacturer. RinnaiHigh Efficiency Non-Condensing 9. 95. Maximum Performance That Lasts Longer. Rinnai + Denommee Plumbing: Total Confidence. The Rheem ECO180DVELN-3 Performance Plus High Efficiency Indoor Natural Gas Tankless Water Heater can provide up to 8. Download the PDF for free and get started today. Super High Efficiency Plus 9 GPM Residential 160,000 BTU Natural Gas Interior Tankless Water Heater. com. The Rinnai Hydronic Air Handler System easily integrates with select tankless water heaters or boilers to deliver energy-efficient warmth. It heats water only when it's needed and has a 0. My opinion is that this is the best water heater you can get. Enjoy an endless supply of hot water with the SENSEI™ RSC160iP Super High Efficiency Plus condensing tankless water heater from Rinnai. M. There is even the potential for energy savings and lower utility bills. Enjoy an endless supply of hot water with the RUCS75iN, our Super-High Efficiency condensing natural gas tankless water heater from Rinnail. Learn how to install and operate the Rinnai N Series tankless water heater, a high-efficiency and eco-friendly model that provides hot water on demand. Products. Unlike many competitors, Rinnai makes the majority of our key components, allowing for consistent. Every Rinnai tankless water heater is individually tested for quality before shipping. V94XiN is the perfect combination of high efficiency, comfort and value in a natural gas tankless water heater from Rinnai. gas tankless hot water heater. com. Canadian Plumbing Company With Technical Experts To Help With Your Renovation Project. ADD TO CART. Rinnai Tankless Water Heater Installation and Operation Manual 7 • Hot water outlet pipes leaving the water heater can be hot to touch. Toronto GTA Water Heaters, Air Conditioners & Furnaces Parts Supply . For the average family of four, you can’t go wrong with the Rinnai Condensing Tankless Water Heater. $618. With technology that operates only when hot water is needed, super-efficient heating coils, no pilot light and no storage tank to heat and reheat water, you save on energy and utility costs. Rinnai RU199iN Tankless Water Heater. Plus, diagnostic tools and remote monitoring from local Rinnai experts provide rapid service and peace of mind. Plus, they save energy by heating water only when it is needed. 4. the Rinnai Tankless Water Heater temperature settings exceed 160°F (71°C). Recent reviews for North Richland Hills tankless water heater installation services. com. Welcome to ultimate efficiency. 95. Insulate the heater and the pipes with foam. 2. Before deciding if a tankless water heater makes. Plus, they save energy by heating water only when it is needed. • Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. Best Bang for the Buck. Vent Kit Bundle: High Efficiency Plus 9. Refer to the applicable section in the Rinnai Tankless Water Heater Installation and Operation Manual for additional information. Provide endless hot water. Electric. See individual business pages for full, detailed reviews. For an electric tankless water heater, we recommend the Rheem Performance RETEX-36. 4. Uniform Energy Factor (UEF): 0. The Rinnai difference . 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 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. Rinnai tankless water heaters last up to twice as long, have twice the warranty, and save energy as they only heat water when it is needed. Whether you need a residential water heater or commercial water heater, you can trust the #1 selling gas tankless water heating brand in North America. More Options Available. Only the size of a small suitcase, is easy-to-install, reliable, and perfect for outdoor locations; Rinnai products provide peace of mind with. Secure PaymentsIf you answer NO to any question, installation is not complete. This prevents cold water from flowing into the water heater and hot water from coming out during the cleaning process. RE180iN is the perfect combination of high efficiency, comfort and value in a natural gas non- condensing tankless water heater from Rinnai. This manual. " > Rinnai Rebate Center</a></b> <br><br> <b>Note: Controller Cable accessory no longer comes. Rinnai Tankless Water Heater Installation and Operation Manual 7 • Hot water outlet pipes leaving the water heater can be hot to touch. We do not recommend putting the tankless heater outside mainly because the water pipes feeding the Rinnai can freeze and prevent operation. Keep away from the water heater unit. Add to Cart. S. Expert Installation Available. Welcome to ultimate efficiency. So you’re interested in enjoying the many lifestyle and environmental benefits of a Rinnai tankless water heater, but you’re just not sure which one is right for you. However, higher efficiency usually means slightly less. Rinnai is the first and only major tankless brand to have a manufacturing facility in the U. Very professional, efficient and tidy. As an exclusive dealer and servicer of Rinnai Tankless Water Heaters, Plumbing Express receives the highest level of Rinnai training at Rinnai Headquarters in Peachtree City, GA. — WHAT TO DO IF YOU SMELL GAS • Do not try to light any appliance. 00 /mo† suggested payments with 12 months† financing Apply Now Unlimited Hot Water Less space for heating gives you more space for living 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. Whether you are washing the dishes, washing your clothes, taking a shower or drawing a hot bath, Rinnai’s tankless water heater technology will supply endless hot water to your lifestyle demands-even if it demands you do them all at once. RE180iN. 4. Enjoy Endless Benefits With Rinnai Tankless Water Heaters. But, for decades prior, they have been selling tankless in Japan and other parts of the world. Rinnai tankless water heaters last up to twice as long as tanks and have twice the warranty length. At Nick’s Plumbing, we offer our customers a selection of some of the best electric and gas tankless water heaters currently on the market. Rheem 13kw Tankless Electric Water Heater RTEX-13. 3. Super High Efficiency Plus 11 GPM Residential 199,000 BTU Natural Gas Interior Tankless Water Heater. Only the size of a small suitcase, is easy-to-install, reliable, and perfect for indoor locations; Rinnai products. 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. Tankless Water Heaters Toggle "Tankless Water Heaters" menu. Indoor Rinnai Tankless Gas Water Heaters. Ideal for small to medium homes or remodels, compact, easy-to. 8 Rinnai Tankless Water Heater Installation and Operation Manual • DO NOT operate the water heater with-out the front panel installed. View. The delivery of hot water from the time i turn my faucet on is no more time than it took with a tank system. 3GPM to 11GPM. Save $196. Enjoy an endless supply of hot water with the SENSEI™ RSC160eN Super High Efficiency Plus condensing tankless water heater from Rinnai. 8 Flow rate @ 100°F rise (gpm) 7. Here are some of the most common Rinnai tankless water heater problems you might run into, as well as troubleshooting help: Most Common Rinnai Tankless Water Heater Problems. In fact, Rinnai Tankless Water Heaters use up to 40% less energy than a traditional tank water heater. Model # RSC199iN SKU # 1001736504. 4/5 stars from 460 reviews. Rinnai. 2 Rinnai America Corporation Limited Warranty Rinnai will repair or replace the covered product or any part or component that is defective in materials or workmanship as set forth in the above table. Keep small chil-Rinnai11 GPM Interior Commercial 199,000 BTU Natural Gas Tankless Water Heater. PEACHTREE CITY, Ga. Compare. Dover, Ohio 44622. Ensure thermal expansion tank is properly installed per local codes. Dimensions: 4 in. You will have to extend the gas line to accommodate your Rinnai tankless water heater in most cases. Ideal for small to medium homes or remodels. Rheem. With Rinnai Common Venting, up to eight tankless water heater units share the same vent system. V53e/RV53e. 26 – 11. Only the size of a small suitcase, the propane fueled RSC160iP model is compact, easy-to-install and perfect for. My point is that Rinnai doesn’t have hot water heaters and Rheem has a lot of them. S. Add to Cart. from the Value Collection. Rinnai has an extensive network of professionals who are experienced in providing you with superior product performance. com. Only the size of a small suitcase, the propane fueled RU180eP model is compact, easy-to-install and perfect for outdoor locations. 8 GPM. High Efficiency Plus 7. View Tankless Page. This allows for significantly fewer wall or roof cuts, less labor, and longer vent lengths than ever possible with single-unit. Put an air gap at the outlet of he unit. While a conventional tank-style water heater stores hot water and heats it 24/7 whether you use it or not, a compact tankless water heater only heats water on demand, making it more. Tankless is a new tech that is unproven. • ENERGY STAR qualified with Uniform Energy Factor of 0. Rheem offers a complete line of electric heaters that range from small spaces for one or two applications to. REP160eN is the perfect combination of high efficiency, comfort and value in a natural gas non-condensing tankless water heater from Rinnai. Get the Rinnai RU180iN tankless water heater at Amazon, The Home Depot, or Build with Ferguson. Martin from Ernie's plumbing came to my house and was able to effectively communicate my options or repairing/replacing my water heater. RL94eN. 95. Safety ehaviors and Practices for the onsumer and Installer Tankless Gas Water Heaters. Features : Thermal Efficiency is 95%. Rinnai is proud to be the only tankless water manufacturer to be recognized with the presitigious “Partners of Choice Award,” by David Weekley Homes, a well respected and prestigious builder,” said Aaron Baugh, national residential business development. 5/5 stars from 191 reviews. Rinnai recommends 60-80 psi for maximum performance. Enjoy an endless supply of hot water with the SENSEI™ RU180eN Super High Efficiency Plus condensing tankless water heater from Rinnai. Temperature Set Up†: Set. For information on permitting requirements for othe r water heating system types and configurations, see section 150. Takagi T-KJr2-IN-LP Indoor Tankless.