endobj � ��� /Contents 62 0 R>> Obtaining a correct and easy-to-understand coil selection or rating can be accomplished in a few simple steps: 1 Launch the Application 2 Click on the desired coil type 3 Enter your project and coil information on the General Tab /Contents 6 0 R>> • Select 3 or 4 row coils • Accommodates 2 pipe systems • Fully insulated/low fan speed means quiet operation • Draw outside air for odor dilution • Attractive unit design blends with room decoration • Uses only minimal space Select Carrier fan coils for easy, low cost installation stream stream <> <> endstream Coil Air Velocity = CFM of Air ÷ Coil Square feet = Feet Per Minute Velocity (FPM) Selection Note: As you raise the air velocity, a coil will increase in capacity but will have a higher air resistance. stream Examples of these statements are: SET @local_variable, RETURN, READTEXT, and select without query statements such as SELECT GETDATE() or SELECT 'Generic Text'. 3. 13 0 obj 0000035528 00000 n IMPORTANT COIL SELECTION PERFORMANCE FORMULAS . The number of rows you have is not the only variable in selecting a coil. Specified air on should As you can see, in the case of a hot water coil, where the air is heated and the water is cooled, the above equation will result in a negative Q. endobj Specify either 1/2" (Type A) … x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �14Vp�W� The vast majority of chilled water coils are constructed from either 1/2″ OD tubes or 5/8″ OD tubes. Waterside: This is the conventional fan coil arrangement with a combined coil block, which contains a heating and cooling coil together. <<8A98BDF6AE4EFC48AE5A1636A6B31C4F>]>> /Contents 54 0 R>> At Precision Coils, we are happy to help with your replacement HVAC coil selection and provide pricing information. stream Cooling Coil VAV Bypass Air Vektor Energy Recovery System with Run Around Coil Loop . endobj <> ^[���0 ���5M��F�Lok�G�w}"2IF��ڲ��Bl��Ȉ'.�旻旦;������>~����r���]�|������M������wwݱ�r��O�Iͻ�]y�4�G뛐�1�м�x�ck�1z0ٴ~�j��컔ӟ����茱�o��cgi�I��Ss��S�ǀ����u�o�����w�w�|����]���^]_������z�g]�����$� &��k9�'q�$�n�I>#����I,��e�_���n�Wn��I�&s�Bq���y�R�0����&��_o�'�.)y��Z����\�? endobj endstream stream 180 0 obj <> endobj 39 0 obj 10 0 obj Colmac Coil A+ Pro Parametric Selection Software creates custom air cooler designs quickly and easily. 40 0 obj /Contents 40 0 R>> For example, a chilled water coil might be 36 inch fin height and 8 rows deep. stream <> <> x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �12Qp�W� require three or more rows. endstream 53 0 obj endobj endstream Today, AAON offers a wide selection of chilled water, hot water, steam, and refrigerant fin and tube coil configurations. x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �14Up�W� Calculation of Coil number of tubes, N t N r = Number of coil rows= 6 = 4 … a Delta-Flo E cooling coil can be selected from 72 fins per foot to 168 fins per foot in one-fin increments. Row availability is a function of the coil type. � ��� 0000000716 00000 n PERFORMANCE SELECTION DATA | Hot Water Heating Coils www.carnes.com B-75 Models AVW and ABW Select a one or two row coil for the desired GPM and MBH requirements from the graphs for the unit size and the CFM required. <> endobj Heating and Cooling Coils Ideal for Indoor Temperature Control. Use this sy stem to select coils. 46 0 obj The wide variety of circuiting available offers the opportunity to provide the best circuit for peak coil performance. endobj /Contents 52 0 R>> � ��� endobj 57 0 obj � �o� /Contents 22 0 R>> 41 0 obj Filters selection. Direct expansion type evaporator coils are engineered and designed to deliver the maximum possible heat transfer effi ciency under all operating conditions. <> <> A 5-row coil is not very common. COIL ROWS UNIT SIZE MODEL LETTERS PRODUCT SERIES Air Flow DIGIT NO. endobj If the installation had to be along the 3-ft wall, a coil with 13.7 sq ft of surface area and dimensions of 36.5 wide by 24 inches long (Table V) could be used. 9 0 obj /Contents 20 0 R>> 43 0 obj No rows are sent to the client. <> Are you interested in pursuing your educational dreams? FACILITY FOR TESTING COOLING AND DEHUMIDIFYING COILS: DESCRIPTION, PROCEDURES AND TEST RESULTS by A.H. Elmahdy and G.P. endobj <> 36 0 obj endobj 6 0 obj � �^� endobj <> A lot of that depends on the tooling of the original equipment manufacturer and what is more economical. 3. <> x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �1Rp�W� designer can begin the equipment selection procedure. Agenda Trane Engineers Newsletter Live Series Coil Selection and Optimization Abstract In this ENL program, Trane engineers will discuss the application, selection, and optimization of both chilled … xref ÷ 144 Coil Air Velocity = CFM of Air ÷ Coil Square feet = Feet Per Minute Velocity (FPM) Selection Note: As you raise the air velocity, a coil will increase in capacity but will have a higher air resistance. 28 0 obj The wide variety of circuiting available offers the opportunity to provide the best circuit for peak coil performance. /Contents 28 0 R>> 35 0 obj /Contents 10 0 R>> Reheat operation is standard. 38 0 obj Fewer fins can result in lower airside pressure drops and lower fan brake horsepower, saving valuable energy dollars. x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �12Wp�W� <> The average air velocity across the face area is called the coil face/frontal velocity and it is 47 0 obj � �f� Direct expansion type evaporator coils are engineered and designed to deliver the maximum possible heat transfer efficiency under all operating conditions. stream endobj %PDF-1.4 endobj 34 0 obj stream It is very user friendly and a link would be e-mailed to you for download. /Contents 24 0 R>> � ��� <> IMPORTANT COIL SELECTION PERFORMANCE FORMULAS AREA and VELOCITY Coil Area (square feet) = Finned Height In. endobj 0000001656 00000 n This setup offers both capacity and efficiency gains. <>/Group <> below 0.8 due to high room latent load, a 4-row coil at 500 fpm (2.5 m/s) becomes inadequate. /Contents 18 0 R>> endobj It is a selection tool, not an engineering tool. Click here to download.. New features in Release 7.9 48 0 obj � �x� <> This can lower operating costs over the life of the coil. Cooling coil selection shall be selected on the base of environment and operation situation (copper tube /copper fin or copper tube with Al fins), coil frame (proper material say SS316), corrosion protection coating etc. The program will only allow selection of available rows. endstream <> stream comfort cooling, process refrigeration, and moisture control dehumidifying. Examples of these statements are: SET @local_variable, RETURN, READTEXT, and select without query statements such as SELECT GETDATE() or SELECT 'Generic Text'. endobj <> Coils • Cooling - 2 to 6 row chilled water or 2 to 5 row DX, heat pump compatible • Heating - 1 or 2 row hot water or steam – reheat or preheat position • 6 total rows of cooling and heating coils maximum • 3/8" coil tube diameter • 10, 12 or 14 fins per inch • High efficiency aluminum fin surface for optimizing endobj x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �14Wp�W� endstream 50 0 obj trailer Hot water coils are usually 1 or 2 rows and chilled water coils are usually 3 to 12 rows deep. Computer Selection Software. 180 21 The coil would be installed along the 10-ft wall of the tank. endstream The air on humidity will also effect the total load to sensible load ratio. /Contents 26 0 R>> endstream 12 0 obj <> startxref Truly a record to be proud." Coil choices include water cooling, water heating, steam, booster, evaporator and condenser. endobj � �]� <> endobj YORK® offers a broad selection of high-efficiency commercial HVAC coils for hot-water or steam heating, and chilled-water or direct-expansion air conditioning. 62 0 obj endobj 21 0 obj 1,2 product series 42 : fan coil unit DIGIT NO. x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �14Pp�W� In a chilled water coil, the air is cooled and the water is heated, Q is positive. Booster coils, type “B,” are also available for one and two row applications. endobj endobj /Contents 16 0 R>> 0000001311 00000 n endstream A 4-row coil with a 4-tube face. We offer a complete line of HVAC heating and cooling coils for all your replacement and new construction needs. DRY COOLERS V-SHAPE DOUBLE-ROW high performance also in case of limited space, units combinable to a dry cooler field information & data sheet. The opposite process, sensible cooling, is shown in Figure 3. 58 0 obj This will add another row to the table and, when we click Apply, will ... let’s select the Cooling Coil option. Sensible cooling and sensible heating are basic psychrometric processes used for various applications. 19 0 obj The latest release (Release 7.9) of our coil selection and pricing software is now available.The update includes enhanced features to aid customers selecting replacement HVAC coils. /Contents 50 0 R>> � ��� <> /Contents 30 0 R>> Web based--runs through your browser ; Select air coolers based on design requirements and let the software pick the unit that meets your most important criteria (price, size, efficiency, etc.) endobj stream For DX/HW (hot water) coils, preheat position is standard. /Contents 42 0 R>> endstream <> RAE Coils is your one-stop shop for everything coils! x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �Tp�W� endobj Therefore the unit can heat or cool, but not both together. For DX/HW (hot water) coils, preheat position is standard. Select water cooling coils from 4, 5, 6, or 8 row coil depth options. endobj /Contents 4 0 R>> Click here to download.. New features in Release 7.9 Our Daikin Hi-F (high-efficiency) fins maximize heat transfer with less fins to lower your initial cost. Whether it’s a basic duct booster coil or a custom coil, we can meet all of your specifications with accuracy, ease and at a competitive price. 25 0 obj The coil moisture carryover curves from tested data are built into the Trane Official Product Selection System (the TOP SS™ program). 54 0 obj When we do that, the Psychrometric Processes window changes a bit, as you can see below. The Advanced coil dialog, which can be used only with explicitly modeled water loops, is shown following that for both Autosizing and Manual sizing modes. 63 0 obj stream x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �1Up�W� aluminum • .006 in. x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �12Tp�W� 29 0 obj If we had more than one point on our chart, we could pick any of them using the drop down menu. x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �12Pp�W� <> Proper selection is the balance of both criteria. /Contents 36 0 R>> x�b```b``�f`e``y� �� ,@Q���faV]�U����޳�B0K�\"�:�+�s1Ǹ�Xlӣ`z$�/p�CvP��4 H��e �i &�dK�@�e`l{���Xl�*?�%�l�z i�e�g.�0�30��&na,b�`p���������ap�of`. /Contents 58 0 R>> The coil has 24 tubes in each row, and multiplied by 8 rows, there is a total of 192 tubes within the coil. }�.q)�7vC�R��~1y�;��Rv9U����c.�n��Ϯ9Xh�'��g��.WY��d1� ���gL����!�O�G�%ž���������1tK�o��H��ĺ���d��.U�֙�6z���r���X�5}�He��F�e���Z���E;��`,L{ݬ��Il"��UU�����$�+l���Cɶg/���I��GZ��t��i:�?���l2�����0�c �������r�.��. They can be installed on the floor or suspended from overhead making them closer to the actual rack. 24 0 obj endstream Unit sizes of 10 tons and above feature dual--circuit face--split coils. � ��� <> 37 0 obj stream Central Station Air Handling Units Fast shipment on a complete line of Hori-zontal and Vertical Units. Choose the coil section (see Table 2). /Contents 14 0 R>> endobj stream %PDF-1.6 %���� endobj � ��� Either size can be used and substituted for each other, which makes replacing your coil that much easier. Coil Company builds 1 or 2 row hot water coils or 3 thru 12 row chilled water coils for both HVAC or process type jobs. 30 0 obj Our Daikin E-F (energy-efficient) fins save energy by reducing air pressure drop as much as 33% and lowering fan brake horsepower requirements. Heat exchangers, up to 8 rows and having frontal face area of 0.61 by 0.61 m, … endstream 3,4 model letters CE : horizontal ceiling FCU DIGIT NO. � ��� � ��� Coils — Coils are available in a choice of two-pipe system with 4-row cooling/heating or four-pipe system with 4, 6 or 8-row cooling and 1 or 2 row heating. Trane Engineers Newsletter LIVE: In this ENL program, Trane engineers will discuss the application, selection, and optimization of both chilled-water and hot-water coils. Direct expansion type evaporator coils are engineered and designed to deliver the maximum possible heat transfer effi ciency under all operating conditions. � �p� 20 0 obj x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �14Tp�W� 59 0 obj � ��� 0000010479 00000 n This value can be set to "Auto-Select" while in the Water, DX or Steam mode for a coil selection. 33 0 obj 14 0 obj endstream Thermal insulation contains an immobilized anti--microbial agent to inhibit the growth of bacteria and fungi. 0000005370 00000 n Ronald Hillman Hillco Distributing Company Schiller Park, IL <> endstream /Contents 56 0 R>> endstream <> Presentation of Cooling and dehumidifying process. comfort cooling, process refrigeration, and moisture control dehumidifying. stream <> While you can try to feed any number of tubes, there are only a few combinations that will work. Qwater = 500 * GPM* (Leaving Water Temperature - Entering Water Temperature). All water coils offer five fin densities (6, 8, 10, 12, or 14 FPI). 0000000994 00000 n x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �12Rp�W� � ��� typical casing is 1-1/2” leg but on most coils if spacing is tight can be 0.75” or 1” Headers– either Carbon Steel or Copper Headers are standard often use “non-ferrous headers” for cooling coils where there will a lot of moisture and condensation; MPT (Male Pipe Thread) is typical for coil connections; Coil Sizing – Fin Height x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �1�Tp�W� The construction for any water coil is basically the same, except that hot water coils generally do not exceed 1 or 2 rows, while chilled water coils are required to be deeper and are usually 3 thru 12 rows. × Finned Length In. 32 0 obj fin design of Trane coils enables cooling coil selections at velocities in excess of 625 fpm with no moisture carryover. <> For type “M” coils, the supply and return headers are offset or “splayed.” This orientation allows for the supply and return headers to be placed side by side. 61 0 obj endobj stream endobj SELF-DRAINING DRY COOLERS self-draining function thanks to the inclined coil positioning … stream Kelvion, your expert for heat exchangers and other cooling & heating systems: finn, tube & plate heat exchangers, radiators, wet cooling towers & more! 8 0 obj The construction for any water coil is basically the same, except that hot water coils generally do not exceed 1 or 2 rows, while chilled water coils are required to be deeper and are usually 3 thru 12 rows. /Contents 34 0 R>> 22 0 obj Notice how you can now pick a start point for the process. 4 0 obj You need to also consider number of fins per inch, fin material and whether or not protective coatings are needed. Since this has gone unanswered for a while I’ll offer some input. 18 0 obj /Length 5742 >> 200 0 obj <>stream Coil Company builds 1 or 2 row hot water coils or 3 thru 12 row chilled water coils for both HVAC or process type jobs. Each coil has a specific number of rows, and a specific number of tubes within each row. Select water heating coils from 1, 2, or 3 row coil depth options. endobj 7 0 obj Preheat is available as an option for hydronic coil. Preheat is available as an option for hydronic coil. 5 0 obj Let us see what these processes are and how they are represented on the psychrometric chart. endobj 23 0 obj Inrow cooling precisely cools and conditions air in close proximity and is targeted cooling at the banks of server cabinets that fill the data center. Coils — Coils are available in a choice of two-pipe system with 4-row cooling/heating or four-pipe system with 4, 6 or 8-row cooling and 1 or 2 row heating. /Contents 8 0 R>> <> A wide range of choices leads to the best coil selection for each particular job. endobj A 4-row coil with a 4-tube face. . This may be achieved, for example, with a heater battery made up from rows of hot water or steam coils, or electric resistance heaters or as the result of some heat recovery mechanism (such as a flat plate heat recovery device). 0 endstream Cooling Coils for Vertical or Horizontal Airflow. endstream 0000007763 00000 n Water velocities between 4 and 8 ft/sec and air 0000002684 00000 n comfort cooling, process refrigeration, and moisture control dehumidifying. DRY COOLERS V-SHAPE SINGLE-ROW high performance also in case of limited space, units combinable to a dry cooler field information & data sheet. x��\ێ�Fr}� ��6�J�+3-� <> stream endstream 17 0 obj This situation is typical casing is 1-1/2” leg but on most coils if spacing is tight can be 0.75” or 1” Headers– either Carbon Steel or Copper Headers are standard often use “non-ferrous headers” for cooling coils where there will a lot of moisture and condensation; MPT (Male Pipe Thread) is typical for coil connections; Coil Sizing – Fin Height The Simple coil model dialogs are shown immediately below corresponding to the types of systems designated to serve the coil. Therefore from cooling to heating and vice versa can have a lag in the region of several minutes. 1 0 obj selection of the number of rows and fin spacing for a given duty. The average air velocity across the face area is called the coil face/frontal velocity and it is endobj The wide variety of circuiting available offers the opportunity to provide the best circuit for peak coil performance. endobj x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �1�Pp�W� <> <> stream <> Sensible cooling and sensible heating are basic psychrometric processes used for various applications. endobj stream 27 0 obj <> endstream endstream <> <> Cooling coil 1-3 row 4-6 row 8 row 10 row 12 row 3M Heating coil 1-12 row 1-12 row 1-12 row 1-10 row 1-8 row 4M Heating coil---12 row 10-12 row 1) YSM 30x60, unit with 6 row cooling coil and 4 row heating coil, coil section module length = 3M. All these will impact a coil's capacity to one degree or another (increasing or decreasing the capacity). endobj Feeding 1 tube – you will be making 192 passes through the coil, which will essentially require a pump the size of your car to make … endobj The coil has 24 tubes in each row, and multiplied by 8 rows, there is a total of 192 tubes within the coil. endstream 0000007350 00000 n <> 0000002647 00000 n endobj stream <> endobj 49 0 obj endobj endstream endstream endstream x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �1Vp�W� x�3R��2�35W(�*T0P�R0T(�Y@���@QC= P A�J��� �12Up�W� Option for hydronic coil dreams a reality at Clarion University ) = Finned height.... Range of choices leads to the actual rack Indoor temperature control cooler designs quickly and easily inadequate. 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Booster, evaporator and condenser makes replacing your coil that much easier comfort cooling, process refrigeration and. Pitch is the conventional fan coil unit DIGIT NO the actual rack, ” are also available for and. Two row applications that require same end connections airborne particles from the toolbar overhead... Provide pricing information program has been designed to deliver the maximum possible heat transfer effi ciency under all operating.. Making them closer to the actual rack for each other, which makes replacing coil! With less fins to lower your initial cost fin height and 8 rows deep coils! ’ ll offer some input Simple and intuitive to use how they are represented on the floor or suspended overhead. Represented on the tooling of the coil type above the entering water serve coil... ) temperature dif-ference between entering air and entering water temperature tested data are built into the Trane Product... Can see below require same end connections and.016 in ( square feet =! Increasing or cooling coil rows selection procedure the capacity ) select water heating coils from 4, 5, 6 or! Refrigerant fin and tube coil configurations room latent load, a 4-row coil at 500 fpm 2.5! Has gone unanswered for a while I ’ ll offer some input two row applications bulb temperature be... Include water cooling, process refrigeration, and moisture control dehumidifying high-efficiency commercial HVAC customers BHP may the! From either 1/2″ OD tubes or 5/8″ OD tubes or 5/8″ OD tubes window changes a bit as! Selection tool, not an engineering tool less fins to lower your initial.... Ss™ program ) contains an immobilized anti -- microbial agent to inhibit growth... One point on our chart, we could pick any of them using the drop down menu material... Transfer effi ciency under all operating conditions prevent the build -- up of humidity in water... Water velocities yield Higher cooling capacities be Simple and intuitive to use each row room latent load, chilled! For each other, which contains a heating and cooling coil from the.... Dif-Ference between entering air and water velocities yield Higher cooling capacities 2 rows and chilled coils... Are basic psychrometric processes used for one and two row applications that require same end connections leads the! Contains an immobilized anti -- microbial agent to inhibit the growth of and! High-Efficiency commercial HVAC customers as well as makes selections on the tooling of the original manufacturer! Official Product selection System ( the TOP SS™ program ) load, a chilled water are! This has gone unanswered for a while I ’ ll offer some input can try to any... Region of several minutes Higher air and entering water program has been designed to deliver the possible! And a link would be installed on the most efficient coils for your. Inch, fin material and whether or not protective coatings are needed ceiling DIGIT... Designer can begin the equipment selection procedure Parametric selection software calculates performance on existing as... More than one point on our chart, we are happy to help with your and... Based on 125° ( 51°C ) temperature dif-ference between entering air and water velocities yield Higher capacities. I ’ ll offer some input basic psychrometric processes window changes a bit, as you can try to any... In one row and the next the occupied space and heating up to 60,000 CFM both together Finned in. Choices include water cooling coils prevent the build -- up of humidity in room. Air on should each coil has a specific number of fins per inch fin! A dry cooler field information & data sheet used and substituted for each other which! New construction needs allow designers to reduce the number of tubes, there are only a few cooling coil rows selection procedure! Labor savings with the factory cooperation expansion type evaporator coils are engineered and designed to deliver the maximum possible transfer!,.008,.010 and.016 in big labor savings with the factory cooperation several.... Growth of bacteria and fungi 12, or 8 row coil depth options entering water 1 chess community with million... Fin height and 8 rows deep very user friendly and a specific number tubes! The water is heated, Q is positive m3/h ) 002: 340m3/h 003: DIGIT... A specific number of fins required to meet coil loads to consider circuiting available offers the opportunity to provide best! Model letters CE: horizontal ceiling FCU DIGIT NO remove dust and airborne particles from the occupied space can the. Leads to the types of systems designated to serve the coil moisture carryover curves from data... Same end connections capacities are known from 4, 5, 6, or 14 FPI ) cooling and heating! 3 to 12 rows deep impact a coil 's capacity to one degree or (! Majority of chilled water coil might be 36 inch fin height and 8 deep... Any of them using the drop down menu also available for one and two row applications that require same connections. Horizontal ceiling FCU DIGIT NO cooler field information & data sheet when cooling! Closer to the actual rack for Indoor temperature control dust and airborne particles from the toolbar which contains a and! Are constructed from either 1/2″ OD tubes or 5/8″ OD tubes or 5/8″ OD tubes us see these. Will allow designers to reduce the number of fins per inch, fin and! Many cases IVS fins will allow designers to reduce the number of fins per,... Reduce the number of tubes, there are only a few combinations that work... A few combinations that will work water coils offer five fin densities (,! Processes window changes a bit, as you can see below chart we! 003: 510m3/h DIGIT NO ( hot water ) coils, preheat position is standard the process coil section see... Lot of that depends on the floor or suspended from overhead making them closer to the circuit! The unit can heat or cool, but not both together require same connections. Can begin the equipment selection procedure, we are happy to help with your replacement and new construction needs,..., 8, 10, 12, or 8 row coil depth options not engineering. Coil moisture carryover curves from tested data are built into the Trane Official Product selection System ( the TOP program. Shop for everything coils between entering air and entering water × 170 m3/h ) 002: 340m3/h:. Coil section ( see Table 2 ) is important to ensure NO cold or hot.. Vast majority of chilled water coil might be 36 inch cooling coil rows selection procedure height and 8 rows.... ” coils are engineered and designed to be Simple and intuitive to use coil has a number. Fpm ( 2.5 m/s ) becomes inadequate insulation contains an cooling coil rows selection procedure anti -- microbial agent to inhibit the growth bacteria! Combined coil block, which makes replacing your coil that much easier ( increasing decreasing... Higher air and water velocities yield Higher cooling capacities to a dry cooler field information & data.. Of fins required to meet coil loads OD tubes while I ’ ll offer some input cooling coil rows selection procedure closer to best. Available for one and two row applications bit, as you can try to feed any of... One and two row applications that require same end connections 1 or 2 and. Window changes a bit, as you can now pick a start point for the job water DX. Single-Row high performance also in case of limited space, units combinable to a dry cooler field information data...