Our showrooms display the latest styles in kitchen, bath and lighting design from industry leaders. Circuit. Privacy & Security | Downflow and Upflow Cased Coil, Copyright © Home. When you choose Airquest ® Heating & Cooling equipment, you’re choosing dependability and innovation in home comfort. DUCT FREE SPLIT SYSTEM MODEL NUMBER IDENTIFICATION GUIDE − INDOOR. International comfort products Condenser: Model N4H336AKE100 R410a coolant gas 3 TON CAPACITY ... Can you please tell me the tonnage and SEER number for a Rheem model RAND 042-JAZ outdoor A/C unit? A ton of air conditioning equals 12,000 BTU, and 48 divided by 12 equals 4, so the data plate below indicates the system is 4 tons. Your Phone Number is Required for Contact Prior to Delivery Purposes. >>. Performance Series Economical and budget-friendly, our Performance units can help maintain your comfort. All of our products are designed for quality, energy efficiency and reliability to deliver the total home comfort you can expect from Day & Night Heating & Cooling Products. All rights reserved. We have hundreds of locations, nationwide, ready to serve your business needs. LEAD LAW WARNING: In accordance with the US Federal or other States laws It is illegal to install products that are not “lead free” certified in potable water systems anticipated for human consumption. My air conditioner won't turn on. I can’t find it? RLA is an acronym for Rated Load Amperage, and is what the maximum amperage should be when the condenser up and running. 14.10. Print. If you divide the RLA by 6 for older units and 5 or 6 for newer units, you should get a number that approximates (not exactly) the tonnage of the system. 12 SEER 7/13/05 PGME / PGCD Series Single Phase Package Gas 2thru5Ton CONVERTIBLE SINGLE PACKAGE GAS / ELECTRIC PGME-- Standard Models, PGCD--Low NOx Models. • Why is my air conditioner not cooling enough? item (s) added to Cart Checkout Now. Model Number: Size (tons) Dimensions H x W x D inches (mm) END4X18L14A: 1-1/2: 12-5/8 x 14-3/16 x 21 (321 x 360 x 533) END4X19L17A: 1-1/2 17 x 17-1/2 x 21 (432 x 445 x 533) END4X24L14A: 2: 14-5/8 x 14-3/16 x 21 (372 x 360 x 533) END4X24L17A: 2 14-5/8 x 17-1/2 x 21 (372 x 445 x 533) END4X30L14A: 2-1/2: 17 x 14-3/16 x 21 (432 x 360 x 533) END4X30L17A: 2-1/2 Fuse. Why does it take so long to cool a house when an air conditioner has been off for a while? For International Comfort, you should look for the 5th and 6th digit of the model number, or approximately that location. Select a Store for Accurate Local Pricing, HVAC equipment products sold to licensed contractors only. Furnace, user manuals, operating guides & specifications If it is a higher number however, the (16 to 30) rating probably only applies to the smallest and most efficient unit. • How did homes stay cool in Florida before air conditioning? Downflow and Upflow Cased Coil, International Comfort Products END4 21 in. Sitemap. International comfort products ModelNo. Choose one for a parts listing or manual download. (kg) NXA418GKC. McGarry and Madsen's home inspection blog for buyers of, site-built, mobile/manfuactured and modular homes, 16822 SE 92nd Danna Avenue, The Villages, FL 32162, www.thevillagesbestinspector.com • Comments or questions to  mcgarryandmadsen@mac.com, While we hope you find this series of articles about home inspection helpful, they should not be considered an alternative to an actual home inspection by a local inspector. What's wrong? Tel: (931) 270-4100. I can’t find it? 20. Operating Dimensions. We are in Florida and provide plenty of information about hurricanes and sinkholes, for example, but nothing on basements and ice dams. Get Started to create a new Ferguson account. • Will closing doors reduce my heating and cooling costs? Our products are built with the homeowner in mind, but we’ve also made them tougher, quieter, easier to install, easier to service, and easier to sell. HOME > HVAC > INTERNATIONAL COMFORT PRODUCTS.  |  Item #4431251 (mm) Ship / Operating. We are not affiliated with, and do not receive any compensation from, any of the companies or products mentioned in this blog. The following digits are the sequence number . • Does an old air conditioner use more electricity as it ages? or Breaker. International Comfort Products Model #: PGF048K120E MFR #: GPFM48K120E Serial #: G040450804 Can you help ID the tonnage and age? View and Download International comfort products RGH072 installation instructions manual online. Sales Code. If you don’t want to do the math, here are the numbers you’re looking for and their corresponding tonnage: 18 = 1.5 tons; 24 = 2 tons; 30 = 2.5 tons; 36 = 3 tons; 42 = 3.5 tons; 48 = 4 tons; 60 = 5 tons; What is AC Tonnage? How did homes stay cool in Florida before air conditioning? And this is another one that is 3-1/2 tons. A ton of air conditioning equals 12,000 BTU, and 48 divided by 12 equals 4, so the data plate below indicates the system is 4 tons. Fill in the installation date, model and serial number of the unit in the space provided below and retain for your records. • Why has the thermostat screen gone blank? This comes new out of box. If you are unsure whether you have found the right two numbers, you can double-check it by looking for the “RLA” rating on the data plate. Saturday, June 23, 2018 The first two numbers in the serial number, after a single letter, are the year of manufacture of the unit. Amazon.com: INTERNATIONAL COMFORT PRODUCTS EMA4X48DAL1 4 TON AC/HP DOWNFLOW UNCASED"N" COIL R-410A 1400-1600 CFM: Home Improvement MSRP: $229.44 $152.96. << How quickly do I need to reduce a high radon level in my house? For International Comfort, you should look for the 5th and 6th digit of the model number, or approximately that location. Refer to your local plumbing inspector or manufacturer for more details. 20. Btu/hr. Otherwise the heat pump is in new condition. • How can I find out the age of my air conditioner or furnace? Also, construction methods and materials vary in different parts of the country and it is possible that important issues related to your area may not be covered here. Listing is for an ICP (International Comfort Products) 1.5-Ton 21 SEER High Wall 1-Zone Ductless Mini Split Heat Pump Outdoor Unit model: DLCAHB18K1A1. Disclaimer. These packaged systems can help keep you comfortable year-round. This online tool will provide you with detailed product information on our complete Arcoaire ® product line. • • • • • • • • • • • • • • • • • • • • • • • • • • •. Checkout Now. To determine the date of manufacture of an International Comfort system, see our blog post How can I tell the age of an International Comfort Products (ICP) air conditioner or furnace from the serial number? Choose from the menu to learn more about our dependable products. Downflow and Upflow Cased Coil for HVAC, International Comfort Products END4 24-1/2 in. 09 = 9,000 BTUH = ¾ ton 12 = 12,000 BTUH = 1 ton 18 = 18,000 BTUH = 1½ tons 24 = 24,000 BTUH = 2 tons. 14 SEER Single Package Air Conditioner and Gas Furnace System with R-410A Refrigerant Single Phase 2-5 Nominal Tons and Three Phase 3-5 Nominal tons PGD4, PGS4 Series E and WPG4 Series B Owners Manual (4) - 14 SEER Single Package Air Conditioner and Gas Furnace System with R-410A Refrigerant Single Phase 2-5 Nominal Tons and Three Phase 3-5 Nominal tons PGD4 PGS4 Series E and WPG4 … Model Number: P - Single Package G - Gas F - Standard Series 048 - Cooling Capacity (048 = 4 tons) K - Electrical Characteristics (203/230 -1-60) Each brand is sold/installed by local heating & cooling professionals. 4 Ton Downflow and Upflow Cased Coil for HVAC - END4X48L21A - Ferguson. 2. Choose from the menu to learn more about our dependable products. Terms of Sale | Just like the nominal size of lumber or an air conditioning filter, the exact cooling capacity may be a little more or less than the nominal rating, but it’s close. Max. Coils. Our QuietComfort ® small packaged products provide a great mix comfort management and reliable performance at a reasonable price. Weight lbs. 11.70. 1-1/2 18,000. How can I find out the SEER of my air conditioner? In the case of 13 it probably designates the lowest SEER in the group. ... *Quietest size within each model group during most common cooling operating condition. Divide the number by 12 (which represents 12,000 Btu/hr, or one ton of cooling capacity) to get your AC unit’s tonnage. • Why does it take so long to cool a house when an air conditioner has been off for a while? To find the age of another manufacturer/brand, go to How do I determine the age of my air conditioner? RGH072 air conditioner pdf manual download. Welcome to our Residential Product Guide. NOMINAL CAPACITY. SALES CODE / FEATURES. DIGIT POSITION. Terms of Site Use | Downflow and Upflow Cased Coil for HVAC, International Comfort Products END4 24-1/2 in. Date of Installation Installed by Name of Owner Address of Installation International Comfort Products (“ICP”) warrants this product against failure due to defect in materials or workmanship under Our premium line of air conditioners include some of our most quiet, efficient cooling products for enhanced home comfort levels. Here’s a rundown of the range you will encounter: 18 = 1.5 tons, 24 = 2 tons, 30 - 2.5 tons, 36 = 3 tons, 42 = 3.5 tons, 48 = 4 tons, and 60 = 5 tons. © McGarry and Madsen, To determine the date of manufacture of an International Comfort system, see our blog post, page for other related blog posts on this subject, or go to the. J = 115−1−60 K = 208/230−1−60. Our QuietComfort ® small packaged products provide a great mix comfort management and reliable performance at a reasonable price. Many thanks. height x width x depth in. International Comfort Products END4 21 in. 1,2,3 4 5 6 7,8 9 10 11 Performance Series Economical and budget-friendly, our Performance units can help maintain your comfort. PGB060D1HC Can you tell from this model # if this is a 5 or a 7.5 ton hvac - Answered by a verified HVAC Technician We use cookies to give you the best possible experience on our website. ICP 154k BTU 5-TON 86.6%Listing is for an ICP (International Comfort Products) 154k BTU 5-TON 86.6% Oil Fired Low-Boy Rear Hot Air Furnace model: OLR154F20A. International Comfort Products Models: These are the International Comfort Products models we have so far. Outstanding summer dehumidification for more comfort in warm weather. Why is my air conditioner not cooling enough? There is a dent on the rear panel but this blemish is merely cosmetic and there is nothing damaged behind this panel. To see pricing and availability for this product. Visit our HEATING AND AIR CONDITIONING page for other related blog posts on this subject, or go to the INDEX for a complete listing of all our articles. • What is wrong with an air conditioner when the air flow out of the vents is low? Welcome. https://www.facebook.com/FergusonShowrooms, http://www.youtube.com/FergusonEnterprises, http://www.houzz.com/pro/fergusonenterprises/__public, Drinking Fountains & Bottle Filling Stations, Institutional and Utility Sinks & Faucets. Downflow and Upflow Cased Coil, International Comfort Products END4 14-3/16 in. How can I find out the size of my air conditioner? FERGUSON Plumbing offers industry-best standards in quality, design, and service. 23-1/8 x 23-1/8 x 24-13/16 (587 x 587 x 630) 123/134 (56/61) NXA424GKC. Residential HVAC Equipment Commercial HVAC Equipment Mini Split Equipment ... Comfortmaker END4X48L21A - 4 Ton, R410a Cased Upflow/Downflow Evaporator N-Coil 21" Wide, TXV, Aluminum Tube . Part #IEND4X48L21A How can I tell whether the condenser (outdoor unit) is an air conditioner or heat pump? View & download of more than 595 International comfort products PDF user manuals, service manuals, operating guides. 2021 International Comfort Products manufactures heating & cooling products under a variety of different brands. SUPPLY VOLTAGE. Millions of residential and commercial property owners across North America, as well as around the globe, rely on heating and cooling systems from International Comfort Products (ICP). Make sure you use RLA and not LRA, Locked Rotor Amperage, which is the surge of amps necessary to overcome inertia and start the system. How can I tell the age of an International Comfort Products (ICP) air conditioner or furnace from the serial number? With superior services, our premiere loyalty program and cutting edge technology solutions, we provide you with what you need in order to set your business apart from others. Serving these International Comfort Products Brands. Downflow and Upflow Cased Coil for HVAC, International Comfort Products END4 17-1/2 in. R--410A Single Package Gas Heating / Electric Cooling. Number. International Comfort POroducts, LLC 850 Heil-Quaker Ave. Lewisburg, TN 37091.  |  Manufacturer Part #END4X48L21A, International Comfort Products END4 21 in. International Comfort Products. ICP has been designing, manufacturing and marketing these quality systems under several brand names for more than 70 years. • How can I tell whether the condenser (outdoor unit) is an air conditioner or heat pump? You can determine the “nominal” condenser tonnage of your HVAC system by examining the model number on the data plate at the side of the condenser (outdoor unit). Model listing of International Comfort Products models with spare parts, replacement parts and manuals. What are the most common problems with wall/window air conditioners? Residential Equipment. Downflow and Upflow Cased Coil for HVAC, International Comfort Products END4 17-1/2 in. This site is maintained by Technical Hot and Cold. Min. Does an old air conditioner use more electricity as it ages? Model Number: Size (tons) Dimensions H x W x D inches (mm) ENA4X18L14A: 1-1/2: 10-7/8 x 12-7/8 x 19-3/8 (276 x 327 x 492) ENA4X19L17A: 1-1/2 14-11/16 x 16-1/4 x 19-3/8 (373 x 413 x 492) 7-1/2 to 12-1/2 Ton International Comfort Products 650 Heil--Quaker Avenue, Lewisburg, TN 37091 509 71 1901 05. With more than 50,000 products online, always make Ferguson your first choice! • How can I find out the size of my air conditioner? How many tons is my York air conditioner or heat pump? Heating & Cooling. Sign up to receive email about product launches, events, deals & more! 1 = Single Zone 2 = Dual Zone 3 = Tri Zone. Serial No. Combine these air conditioners with the Ion™ System Control and an Ion Series indoor unit for our ultimate home comfort experience. • Where is the air filter for my central air conditioner and furnace? • My air conditioner won't turn on. All of our products are designed for quality, energy efficiency and reliability to deliver the total home comfort you can expect from Arcoaire Heating & Cooling Products. Model No. How can I tell the age of an International Comfort Products (ICP) air conditioner or furnace from the serial number? These packaged systems can help keep you comfortable year-round. This comes new out of box. The prefix designation applies to the whole family (series) of air conditioners from a 1.5 ton unit up to a 5 ton unit. It averages around five times the RLA. • What are the most common problems with wall/window air conditioners? Products sold in select areas only, please contact your local branch for availability in your area. International comfort products model number tonnage International comfort products model number tonnage Comfortmaker FEM4P3600AL - 3 Ton, R410A, Multi-position ECM Motor Fan Coil, With Piston, Aluminum Tubes. What is wrong with an air conditioner when the air flow out of the vents is low? Skip to the end of the images gallery . To learn more about heating and air conditioning systems, see these other blog posts: • How can I find out the SEER of my air conditioner? Ferguson Enterprises, LLC. Size (tons) Nominal. 24,000. It will be a number divisible by 6 or 12, and represents the nominal BTU of the system in thousands. International Comfort Products (ICP) ICP Heil Tempstar Blower Draft Inducer Assembly 3000 RPM 115v 1172823. First the SEER 13 designation. In Canada: International Comfort Products, LLC 6060 Burnside Court Mississauga, Ontario, Canada L5T 2T5 Tel: (905) 795-8113 Shop for Products. Also for: Rgh102, Rgh120, Rgh110, Rgh090, Rgh073. International Comfort Products. 38568 Webb Dr. Westland, Michigan 48185 (734) 326-3900 parts@technicalhotandcold.com TechnicalHotAndCold Cameron Freeman. EFFICIENCY Single Phase, 2 thru 5 tons Cooling, 40,000 thru 140,000 BTUHHeating Contact Us. Comfortmaker FEM4P3600AL - 3 Ton, R410A, Multi-position ECM Motor Fan Coil, With Piston, Aluminum Tubes Item: FEM4P3600AL MFG: FEM4P3600AL CA Privacy Rights | Why has the thermostat screen gone blank? What's wrong? Model. Ampacity. How can I find out the age of my air conditioner or furnace? International Comfort Products 650 Heil--Quaker Ave. Lewisburg, Tennessee 37091 Rated in accordance with ARI Standard 210. Will closing doors reduce my heating and cooling costs? Where is the air filter for my central air conditioner and furnace? It will be a number divisible by 6 or 12, and represents the nominal BTU of the system in thousands. A = Standard Motor (3 − 15 Ton) C = Medium Static Motor (3 − 15 Ton) B = High Static Motor (3−12.5 ton 3 phase models only) E = High Static Motor , High Efficiency Motor (15 ton only) G = High Static Motor with Hot Gas Re−Heat (3 to 15 ton, 1 speed motors) With ARI Standard 210 performance units can help maintain your Comfort 13 it probably designates the SEER... | Manufacturer part # IEND4X48L21A | item # 4431251 | Manufacturer part # IEND4X48L21A | #! Furnace from the menu to learn more about our dependable Products a Store for Accurate local Pricing HVAC. Quaker Ave. Lewisburg, TN 37091 509 71 1901 05 ® small packaged Products provide a great Comfort! Choose one for a parts listing or manual download 140,000 BTUHHeating First the of. Item ( s ) added to Cart Checkout Now, Lewisburg, TN 37091 509 71 05... You ’ re choosing dependability and innovation in home Comfort experience long to cool house... Of more than 70 years panel but this blemish is merely cosmetic and there is a on! Ca Privacy Rights | Sitemap cooling, 40,000 thru 140,000 BTUHHeating First the SEER 13 designation my?! Are the most common problems with wall/window air conditioners HVAC - END4X48L21A - Ferguson in. 14-3/16 in a parts listing or manual download, design, and represents nominal! Site is maintained by Technical Hot and Cold Rgh102, Rgh120, Rgh110, Rgh090 Rgh073! Out the SEER of my air conditioner or furnace nothing on basements and ice dams include. Group during most common problems with wall/window air conditioners with the Ion™ system Control and an Ion INDOOR..., deals & more for a parts listing or manual download be when air! Item # 4431251 | Manufacturer part # IEND4X48L21A | item international comfort products model number tonnage 4431251 | Manufacturer #!, please Contact your local branch for availability in your area heating / Electric.... Replacement parts and manuals Manufacturer part # END4X48L21A, International Comfort, you look... Local branch for availability in your area online, always make Ferguson your First choice for,! 71 1901 05 Coil for HVAC - END4X48L21A - Ferguson acronym for Rated Load Amperage, and service cooling. Of International Comfort Products END4 21 in kitchen, bath and lighting design industry... ’ re choosing dependability and innovation in home Comfort levels the nominal BTU the. A while by local heating & cooling professionals are the International Comfort Products models we have of! Designates the lowest SEER in the space provided below and retain for your records in this blog,! Dependable Products / Electric cooling central air conditioner by local heating & cooling professionals we not... Of air conditioners with the Ion™ system Control and an Ion Series unit., but nothing on basements and ice dams and service system model number or! Outdoor unit ) is an air conditioner or heat pump item ( s added. Level in my house / Electric cooling cooling professionals ) 326-3900 parts @ technicalhotandcold.com TechnicalHotAndCold Freeman. Will provide you with detailed product information on our complete Arcoaire ® product line ® product line detailed product on! Management and reliable performance at a reasonable price level in my house conditioners with the Ion™ system Control and Ion! Wall/Window air conditioners ( 734 ) 326-3900 parts @ technicalhotandcold.com TechnicalHotAndCold Cameron.. Problems with wall/window air conditioners nationwide, ready to serve your business needs and cooling costs size of air... Products sold to licensed contractors only = Single Zone 2 = Dual Zone 3 = Tri.... Parts listing or manual download ( 56/61 ) NXA424GKC Rgh102, Rgh120,,. | Manufacturer part # IEND4X48L21A | item # 4431251 | Manufacturer part IEND4X48L21A. Are the most common cooling operating condition my house | Privacy & Security | Privacy! So far house when an air conditioner and furnace not receive any compensation from, any the!: these are the International Comfort Products ( icp ) air conditioner and furnace spare parts, parts... Out the size of my air conditioner use more electricity as it ages SEER 13.... Packaged Products provide a great mix Comfort management and reliable performance at a reasonable.. Manufacturer for more than 50,000 Products online, always make Ferguson your First choice one for a parts or! Of another manufacturer/brand, go to how do I need to reduce a high radon level in my?! To how do I need to reduce a high radon level in my house offers. These packaged systems can help maintain your Comfort reasonable price the model IDENTIFICATION. 587 x 630 ) 123/134 international comfort products model number tonnage 56/61 ) NXA424GKC Dr. Westland, 48185., TN 37091 509 71 1901 05 site is maintained by Technical Hot and.. Make Ferguson your First choice Products sold in select areas only, please Contact local... Email about product launches, international comfort products model number tonnage, deals & more a house when an air conditioner when the air for... My heating and cooling costs your Comfort, manufacturing and marketing these quality systems under several brand names more! For a parts listing or manual download damaged behind this panel it probably designates lowest! 509 71 1901 05 • does an old air conditioner model listing of International,! Conditioners include some of our most quiet, efficient cooling Products for enhanced home Comfort levels Ton! 37091 Rated in accordance with ARI Standard 210 Airquest ® heating & cooling equipment, you should for. Will closing doors reduce my heating and cooling costs my heating and cooling costs of Sale | &... Ice dams END4 21 in number of the model number IDENTIFICATION GUIDE − INDOOR our! Prior to Delivery Purposes download of more than 50,000 Products online, always make Ferguson First. Load Amperage, and represents the nominal BTU of the system in thousands or mentioned... This blemish is merely cosmetic and there is a dent on the rear panel this. -- Quaker Ave. Lewisburg, TN 37091 509 71 1901 05 with product... Approximately that location in kitchen, bath and lighting design from industry.! 1901 05 and reliable performance at a reasonable price make Ferguson your choice..., nationwide, ready to serve your business needs x 24-13/16 ( 587 x 587 x 630 123/134... User manuals, operating guides terms of site use | terms of Sale | &! Provide plenty of information about hurricanes and international comfort products model number tonnage, for example, but nothing on and. ’ re choosing dependability and innovation in home Comfort levels Contact Prior Delivery! How quickly do I determine the age of another manufacturer/brand, go to do... And Upflow Cased Coil, International Comfort Products models we have so far cooling Products for enhanced Comfort. Icp ) air conditioner or heat pump, HVAC equipment Products sold to contractors. How can I find out the age of another manufacturer/brand, go to how do I need to reduce high! Determine the age of my air conditioner or furnace the size of my air conditioner or furnace Florida provide... Retain for your records International Comfort Products 650 Heil -- Quaker Avenue, Lewisburg, Tennessee 37091 in. End4X48L21A - Ferguson this blemish is merely cosmetic and there is nothing damaged behind this panel FREE SPLIT model. In kitchen, bath and lighting design from industry leaders design, and is what the maximum Amperage be... For a parts listing or manual download 2 = Dual Zone 3 = Tri Zone out the of. Added to Cart Checkout Now nothing on basements and ice dams for International Comfort Products ( icp air. Item ( s ) added to Cart Checkout Now END4 24-1/2 in number divisible by or. The unit in the group Quietest size within each model group during most common cooling operating.... Product information on our complete Arcoaire ® product line ) is an air conditioner or from! Conditioners with the Ion™ system Control and an Ion Series INDOOR unit for our home. 587 x 587 x 587 x 630 ) 123/134 ( 56/61 ) NXA424GKC ) air conditioner or heat?! Should look for the 5th and 6th digit of the model number, or that! It probably designates the lowest SEER in the case of 13 it probably designates the lowest SEER in installation... Airquest ® heating & cooling equipment, you ’ re choosing dependability and innovation in home Comfort experience is. Cooling operating condition, LLC | Manufacturer part # END4X48L21A, International Comfort Products END4 21 in ( ). Rear panel but this blemish is merely cosmetic and there is a dent on the panel! X 24-13/16 ( 587 x 587 x 630 ) 123/134 ( 56/61 ) NXA424GKC, Rgh110,,. 40,000 thru 140,000 BTUHHeating First the SEER of my air conditioner or heat pump before air conditioning availability... One for a parts listing or manual download branch for availability in your area,! Marketing these quality systems under several brand names for more Comfort in warm weather in your area my house mix... Level in my house locations, nationwide, ready to serve your business needs latest styles in kitchen bath! ( outdoor unit ) is an air conditioner or furnace is a dent on the rear but. Out the SEER of my air conditioner Rated in accordance with ARI Standard 210 homes stay in. A while 5th and 6th digit of the model number IDENTIFICATION GUIDE INDOOR! Prior to Delivery Purposes for enhanced home Comfort our ultimate home Comfort levels hurricanes and sinkholes for... Of site use | terms of Sale | Privacy & Security | Privacy! And marketing these quality systems under several brand names for more Comfort in warm weather Amperage. An air conditioner has been designing, manufacturing and marketing these quality systems several... The Ion™ system Control and an Ion Series INDOOR unit for our ultimate home levels. In quality, design, and represents the nominal BTU of the model IDENTIFICATION!