Results: • Negligible impact on ADPI – all near 1 • Negligible impact on ACE – all near 1. AIR TERMINALS (VAV) P. 00 - 99. Made with FlippingBook - Online Brochure Maker. 999 No --Exhaust Duct [EXH] dP Offset [dPO] 00. 3. Select VAV boxes for minimum life cycle cost 3. 3 India Variable Air Volume (VAV) Box Market Size and Price Analysis 2015-2020 4. Unlike constant air volume (CAV) systems, which supply a constant airflow at a variable temperature, VAV systems vary the airflow at a constant or varying temperature. Energy saving features described above contributes to saving in carbon footprint. 1. VAV family (4) CMV System (15) VAV-Compact (13) VAV-Universal . Maximum airflow limit is based on max 1. 5 Hz as an input for the 24VAC pulsed signal. Comfort Calculator. Also get Variable Air Volume System price list from verified companies | ID: 20455212797The Titus ESV-VP offers a factory-installed hot water coil valve package, making installation at the jobsite even easier. If an Electric R eheat Coil has been supplied, refer to the electrical schematic which is permanently fixed to the underside of the electrical control The current average market price of Vav Boxes is Rs 12,000/ Unit. 1. for VAV pressure independent operation. 00 EA Single Duct Terminal Unit (VAV) @ 10" inlet $261. 081-9033807. Streamlining Your Workflow with the Price Engineer Toolkit. Selection of VAV terminals with a close coupled, independent. Variable air volume dampers. 1E/BA S55499-D168 VAV compact controller BACnet 1 The manufacturer of VAV box units (OEM) generally configures and assembles VAV compact controllers. inlet size, 1 in. Selection of VaV terminals with a close coupled, independent silencer is a complex process with unpredictable results. , please refer to the documentation provided by the controls contractor. 00 BAS Integration PC1251 (Trane) Trane Bridge 16" DIN Rail Encl Display Door, 120 VAC X13651619010 1 $ 733. Very slow blink (continuous) 1 second ON, 1 second OFFVAV SPECIFICA TIONS 031600. 00 EA $137. 00 EA Single Duct Terminal Unit (VAV) @ 12" inlet $333. Traditionally, a Permanent Split Capacitor (PSC) type motor was employed in these air terminal units and was capable of local adjustment only. Product search A-Z Find out quickly and simply. Steel heavy duty return grille, 1/2" blade spacing, 38 degree deflection, blades parallel to long dimension. Add to Compare. VAV Boxes and Air Terminal Accessories: Single Duct Terminal Units Hot Water Reheat Coils Pneumatic Actuators and Controls. Table 3. Trane makes a retrofit kit for a D series box that replaces those older style air valves with a jack shaft and new flow ring. Variable air volume ( VAV) is a type of heating, ventilating, and/or air-conditioning ( HVAC) system. ft. [1] [2] The advantages of VAV systems over constant-volume systems include. mm. Steel heavy duty filter grille, 1/2" blade spacing, 38 degree deflection, blades parallel to short dimension. 1. Variable-Air-Volume (VAV) Box Controller • VAV-SVX07*-EN — Tracer® UC400 Programmable BACnet® Controller for VAV Units • VAV-SVP01*-EN — VAV VV550. 00% $352. REPLACEMENT PARTS LIST. Low noise level with sound attenuators. Built locally inhouse to our exacting standards and specific material tolerances, with or without electric or hot. This truly varies the volume of air to the space based on the space temp deviation from setpoint. The CV series VAV box controller is shipped with a factory-installed library of the most popular VAV box control applications. 00. The actuator can be positioned anywhere between 0°and 90°by the controller. These VAV Boxes are valued amongst our clients for its features like low maintenance and best performance. • No annual fee and available for free download in Apple and Google Play stores. GDB181. Single Duct Terminal Units. velocity pressure (on the far right). Their primary function is to regulate airflow to a zone, in response to zone temperature requirements. O. This solution lets OEMs integrate. BMS-compatible controllers and thermostats. Features: 16 ga. V i2 866"' i2 865. Hahn-Mason has 10 offices conveniently located in Raleigh, Charlotte, Asheville, Hickory, Greensboro, Jacksonville, Greenville, Charleston, and Columbia. 5 in. A single duct terminal unit, also commonly referred to as a VAV, is one of the most simple and cost effective devices capable of controlling and delivering airflow to a. On the Unit screen, visually scan each input field and enter those fields that areby Titus. high quality galvanized steel sheet. Key topics critical to optimal VAV design and performance are addressed in the following chapters: 1) early design issues, 2) zone issues, 3) VAV box selection, 4) duct design, 5) supply air temperature reset, 5) fan type, size and control, 6) coils and filters, and 7) outdoor air, return air and exhaust air. 4. Superior Sensor’s unique differential pressure sensor technology, based on our proprietary NimbleSense architecture, provides many benefits for VAV systems including excellent. Basic Box* With Electric Coil With Attenuator ATT. Also features a model with power over Ethernet. SM24A-VST. AV-100 Series VAV, uses a single actuator-driven primary air damper working in concert with a bypass port balancing damper. Mounts on EN 50 022 - 35 X 15 DIN rail that is included in the VAV unit control box when the UC400 is factory mounted. 3. VariTrane ® variable-air-volume (VAV) units lead the industry in quality and reliability and are designed to meet the specific needs of today’s applications. 00 EA Variable air volume boxes are a key component of our MicroTech® Integrated system for VAV system applications, providing consistent and reliable comfort for building occupants. Soundspec Tool. List Price 1515. O. NOTE: Product pictures shown represent the general type of device listed. Includes 1 Sensing Point (SSS-1002); 2 Sensing Points (SSS-1003); 3 Sensing Points (SSS-1004); 4 Sensing Points (SSS-1005) Installation Guide; One 3-5/32 in Long (80 mm) sensor; One 5-13/32 in Long. The founding principles of Price have never changed – business integrity, first-class service, innovation and a commitment to people. Seriesfan-poweredterminalunit(VSCF). Fresh, outdoor air enters the energy recovery unit and is pretreated before entering the heating and cooling equipment. Outdoor Air Shortfall with VAV(FOAF) Systems Exhibit 2 compares the outdoor air flow. ABOUT STRYKER VAV 1. The airflow sensor should be able to generate this signal with only 400 toVAV Box DESV 12". ThisFeatures: - Capacities ranging from 24 - 1888 l/s ( 50 - 4000 cfm ) - Pressure independent operation. 7. These units are designed to control the airflow rate of conditioned air into an occupied space in response to a control signal from thermostat or Building Automation System (BAS). Citation 2003; Pang, Piette, and Zhou Citation 2017; Fernandez et al. Choose an existing Project List to add this product:. VAV-PRC011M-EN 7 Features and Benefits External Shaft—This simple design provides controller fl exibility and is designed to facilitate actuator field replacement. 00 EA DESV12 Sell Price: $261. joey791. 5. 4 of 9 Applications VAV systems have been commonly applied in various kinds. 9mm thickness (standard); up to 1. There are several basic types of variable air volume (VAV) units. November2022 VAV-PRC011AA-EN ProductCatalog VariTrane™Products SingleDuct/DualDuctUnits VCC,VCW,VCE,VDD EA RA OA supplyPA fan cooling coil variable-speed drive thermostat VAV box SA Variable-Air-Volume (VAV) System ©2022Trane VAV-PRC011AA-EN IntroductionA VAV box is essentially a rectangular sheet metal box with a butterfly damper/blade device inside that moves back and forth to regulate the amount of conditioned air flowing into a space. Email: esales@aslidiffuser. Ask Price. Variable Air Volume Terminals – Description. ∆p @ V nom 1) Change in pressure at nominal volumetric fl ow setting, dependent upon VAV box parameters. Each meet a wide range of building applications. The K factor is the point at which the size of the box, shown in inches, converges with the maximum airflow at 1"w. Please use the Knox Price List below and follow the link to the Knox Document Library where you can access Spec. 1. Single Duct terminals are the fundamental building blocks for Variable Air Volume (VAV) systems. Blower access panel for improved field. (124 products available) View by: List | Grid || Supplier Location Near Me All India Mumbai Bengaluru Delhi Chennai Watch Video Pressure Independent VAV Box ₹ 8,000/ Unit. Saudi Arabia. Because the building industry is sensitive to the first cost, the VAV boxes typically have little instrumentation and controllers with limited capability. Can match with pneumatic Control, Analog Electronic Control or Direct Digital Control (DDC); 3. Rectangular silencers are designed to reduce noise in rectangular ductwork while minimizing system pressure drop. There are three rotary switches on the front of the contro llers that are used to define a three-digit address when they are installed on a BACnet communications network. SINGLE DUCT VAV - SDV/SDVE MODELS VAV Boxes $200. G. Available with standard PSC or high efficiency ECM brushless DC motor. However, VAV boxes are very numerous in a typical HVAC system, resulting in a large amount of data toThe BACnet PTEC Terminal Box (VAV) Controller consists of an electronic controller assembly and on-board differential pressure sensor. casing on larger sizes for added durability. With three individual airflow sensors, located in. 33RL-SS. O Box – 3180 , Ajman Phone: +971 6 7436900 Email: info@airmaster. air terminals (vav) p. V b3-865. A wide range of design and performance. 2. These controllers provide many options and advanced system features that allow state-of-the-art commercial building control. Heavy gauge damper with polyurethane gasket rated for up to 1. Single Duct terminals are the fundamental building blocks for Variable Air Volume (VAV) systems. CHICAGO, Aug. This air is usually warmer than the air supplied by the VAV air handler. ₹ 30,000. As the primary air damper closes, the bypass port damper opens and vice versa so that a required volume of air is delivered by the air terminal to the conditioned zone, but in varying amounts of air volumes are delivered. The actuator used with the Metasys™ VAV Box System is an incremental type. This series is available in a wide range of sizes with available capacities from 80 to 8,000 CFM. Fan-powered VAV units feature this same design, but add a fan. 03 inch W. For 3 Decades, COSMOS manufactures for HVAC industry, introducing innovative and efficient Air. See OSP-0302-10 for a list of approved controls. Johnson Controls Pneumatic VAV. The latest edition includes our latest product offering including a new section on VAV Diffusers, as well as the products you have come to know and trust across nine other product categories. V i2 866"' i2 865. • Units are tested by ETL Intertek in accordance with AHRI Standards 880-2011,“Performance Rating of Air Terminals” And ASHRAE 130-2008,“Methods of Testing Air. • E nsu r etham oi g f c p controller and any user-supplied enclosure and electronics. ML6161 actuators control dampers in VAV terminal units and mounting on ball valves. List Price 1515. Highly effective integral attenuator; Optimised for airflow velocities of 0. AHRI 885 Calculator. By-pass VAV terminals consist of a single primary air damper that shall proportion the total primary air through the terminal to either the ceiling plenum or the space as dictated by the space thermostat demand. 4% between 2022 and 2032, and at a CAGR of 3. Innovative. 3727, Netaji Subhash Marg Daryaganj, Dariya Ganj, New Delhi - 110002, Dist. VAV Terminal Box Types and Control Sequences – VAV Box Modes of Operation; VAV Terminal Box Troubleshooting Scenarios (Most Common Scenarios)I have a list of Flow Coefficients from a Siemens manual that lists a Trane box as 0. Ninth Wave Technologies - Offering Galvanized Steel Casing Variable Air Volume Box, For Industrial, Shape: Circular/Round at Rs 15000/piece in Hyderabad, Telangana. Get Best Price. The simplest VAV system incorporates one supply duct that, when in cooling. Contact supplier Diameter: 6 inch Material: Mild Steel Flow Rate: 127 - 991 l/s Max Air Flow: From 80 to 8,000 CFM Test Pressure: 1. Three styles of VAV boxes are available: standard, fan-powered, and reheat VAV. - Factory calibrated to job requirement. 22 Ga. TM UT TALLAT TAT DT 2 TM UT TALLAT TAT DT Manual priceindustriesco PRODUCT OVERVIEW Fan Powered Constant Volume Units – FDC-1-X, FDC-G2We are the best manufacturers & suppliers of variable air volume box, vav box, air volume terminal units & variable air volume system in Dubai, Abu Dhabi, UAE, Iran, Yemen, Israel, Oman, Qatar, Syria & North Africa. [1] [2] The advantages of VAV systems over constant-volume systems include. Please Contact us for your Account Level Pricing. Related works. These dampers facilitate the air flow to each zone and each room to be controlled during testing & commissioning. Norway PRODUCT OVERVIEW. • Units are tested by ETL Intertek in accordance with AHRI. 44 3/8 in. mm. Price Industries - Who We Are. Quantity. 3%Get VAV Boxes in Kasturi Nagar, Bengaluru, Karnataka at best price by Castor Engineering Private Limited. VariTrane® Single Duct Terminal Units. The leak-resistant casing is fabricated with 22 gauge. 2 IOM • VAV-SVX02*-EN — VariTrane™ Pneumatic Controls Receiving and Handling These units are shipped completely assembled with the A fan powered terminal unit (FPTU), commonly referred to as a fan powered box (FPB), is an air terminal unit which contains both a primary air inlet, as well as a local motor and blower assembly. ·. The fan-powered VAV is built the same as the traditional, but it also contains a fan which is triggered when the area. VAV. Quiet Type with dissipative silencers and Hospital. buckleyonline. Features. 20. The VMA1420 requires an additional damper actuator with DifferentialMount the controller on the VAV box. 100–4100 CFM PSC or EC motor options AHRI 880 and ETL certified See Product Details Johnson Controls Single Duct (TSS) All the benefits of single duct units while performing at extremely low sound levels. View Profile. VariTrane™ variable-air-volume units (VAV) are among the industry leaders in quality and reliability and are designed to meet the specific needs of today’s applications. The Price FDC, series flow, fan powered terminal unit, is designed to supply air volume to the occupied zone in response to a control signal. (1127 mm)江森自控Titus®VAV变风量末端. 02 in. box 50708, dubai united arab emirates air terminal units (vav) we zone air ver: may 2019. VAV terminal units are fitted with automatic controls that are either pressure-dependent or pressure-independent (ASHRAE. A variable air volume (VAV) box, is a part of an air conditioning system. For Use With Pneumatic VAV Box. Belimo ZoneEase TM VAV is the most innovative VAV-solution that simplifies the commissioning process. A sensitivity analysis is also conducted. AV systems have proven to be highly energy efficient in providing an optimal indoor climate. com. The thermostat controls the volume of air to the zone space. Many VAV controllers require a minimum differential pressure signal of 0. Overview. kg. As the temperature raises the VAV damper opens to send a designed amount of airflow to the space/ or room. Pickup Gain - K Factor [K] 0. The variable air volume (VAV) box Model MQTHI5 is our high performance single duct air terminal product line. NMV-D3-MOD. • Interoperable Fully. - Available with electronic or direct digital control. Whether ducting into The actuator used with the Metasys™ VAV Box System is an incremental type. 45˚ rotation. Fibre-free insulation for VAVs in Healthcare to offer clean and silent operation. Call Now for Price: Add to Wishlist. VAV Boxes: In each zone, a VAV box is installed, typically in the ceiling or walls. Airflow Sensor of Each Size For 4 to 12 in Inlet Sizes of Standard VAV Terminals. Call Us +966 9200 2 46 43 +966 5554 8 08 10. 00. AIR MASTER EQUIPMENTS EMIRATES LLC P. S. Variable Air Volume (VAV boxes) are used in HVAC systems to better control air flow to a specific zone. SPECIFICATIONS; Differential Pressure Range ; 0 to 1. On controls mounted by Price but supplied by others, the air volume ranges are guidelines only. Figure1. 4. Rotary actuator fail-safe for VRU, 6 Nm, AC/DC 24 V, 4 s, IP54. O Box – 3180 , Ajman Phone: +971 6 7436900 Email: info@airmaster. 15 V750-06-I and V750-06-C 7 78. The crew cost per day can be calculated like this: ((1 x $160) + (2 x $155) + (2 x $115)) x 8hrs = $5,600/crew day. 7 – approx. 00 50. An indicator mark on the end of the shaft shows damper position. Pneumatic Single Duct Terminal. Electrical vendor at ceiling) VAV Box shall be equipped with acoustic with 25 mm thick fibre glass of minimum 32 kg/m density or 10mm. For configuration and maintenance, the service toolsTwo casings for easy design layout, flip for right or left hand mount. Pressure Independent VAV with Heater (Variable Air Volume Terminals) • Pressure Independent VAV Unit has one primary air inlet, one rectangular discharge outlet to the room and one rectangular bypass discharge outlet. 13. If you need help selecting the best unit for your application, call us at 800-227-9800. As an option, these terminals can be equipped with hot-water heating coils or electric heaters. (1127 mm)The Variable Volume Circular type RVP-C provides volume control of extract and supply air systems across a wide range of sizes and volumes to suit any applications. Their design offers substantial operating savings which can be realized. 4 Billion by 2024, at a CAGR of 6. - Suitable for different brand of controller. Rectangular VAV terminal units for the supply air control in buildings with variable air volume systems, demanding acoustic requirements and low airflow velocities. AX Xenta b3-866. Connect a SimplyVAV sensor to the controller with a standard Ethernet cable. a VAV box should be three times the diameter of the inlet. , please refer to the documentation provided by the controls contractor. Variable air volume ( VAV) is a type of heating, ventilating, and/or air-conditioning ( HVAC) system. Min. xml ¢ ( Ä–ËnÂ0 E÷•ú ‘· 1°¨ªŠÀ¢ e‹Tú &ž Óø!{xý}' ¢ª ‚ Q7‘’™{ïq&Òd0Zë"Z‚ Êš„õâ. Also find Variable Air Volume System price list from verified suppliers with contact number | ID: 9189193230Pricing and configurations of piping packages are available in SelectPro, Belimo's online sizing, and selection tool or in the Product Guide and Price List catalog. 5Pa]. The three-digit addressand VAV inlet static pressure. Single Duct VAV Boxes Single Duct Terminal Units 14 HGCOIL 1 or 2 Row Hot Water Coil SDV5 VAV Single Duct Box HW Coil Standard Construction + 22 gauge galvanize. Another option is to use a modulating concentric type damper with air flow measuring capability. Flexible Duct. standard Price liner options. No Interest if paid in full in 6 mo on $99+ with PayPal Credit*. Prices are subject to change without notice. The Titus ESV is unique as it incorporates many design features that increase performance, decrease service and. VariTrane™ variable-air-volume units (VAV) are among the industry leaders in quality and reliability and are designed to meet the specific needs of today’s applications. Receiving InspectionThe CV series VAV box controller is shipped with a factory-installed library of the most popular VAV box control applications. The open end-stop is automatically set for 90° boxes. The LGB complements packaged rooftop and low pressure central station units by providing excellent temperature control and central air distribution with unlimited zoning. 4 of 9 Applications VAV systems have been commonly applied in various kinds of commercial office buildings for over 30 years. 7 – 7 m/s; High control accuracy, even in case of unfavourable upstream conditionsTH500 SIN DUT SINGLE DUCT TH–4 2020 Metal Industries For complete product specifications and submittal data, visit us at Unit Size Inlet Size A Width Height Unit wt. VAV systems supply air at a variable airflow rate from an air handling unit (AHU). For more friendly and professional advice on VAV units, please get in. Variable-Air-Volume (VAV) Box Controller • VAV-SVX07*-EN — Tracer® UC400 Programmable BACnet® Controller for VAV Units • VAV-SVP01*-EN — VAV VV550 LonTalk® Controller • VAV-SVX01*-EN — VAV-UCM 4. 4. VAV Terminal Unit Selection: Using Reheat to Save Money Page: 1 of 8 Krueger Corporate Headquarters 1401 N. Environmental Air Management Products for Industry Serving the HVAC Industry Since 1955 Home About Us Blog Contact Us. The installation of Ceiling fans begins at $80 per fan and it will vary depending on the type and kind of fan. For information concerning controls, components, sequence of operation, etc. (511 mm) 44 3/8 in. A pressure independent controlof the primary VAV damper is accomplished by use af a differential pressure grid which gives accurate controlaf air flow even with a goo bend on. in. For information concerning controls, components, sequence of operation, etc. Inlet sizes: 6”, 8”, 10”, 12” / Unit sizes: 2, 3, 4, 5. RL/RM/RH with extended casing. The leak-resistant casing is fabricated with 22 gauge galvanized steel and is mechanically fastened. Above all, falling prices for variable-frequency drivesPK !X™¬u› ` [Content_Types]. 10) USS 4906 Energy consumption with 10% setpoint Total energy consumption per year: 91013 kWhas VAV or WSHP VRV is a “Ductless System” More than 55% of units used in North America are Ducted types! Upgrade Indoor Units to the next capacity size Use accurate load calc values and trust selection software Optimum selection of Controls is not important Be knowledgeable on controls capabilities – minimize BAS or even elimination of BASFull Price: $609. , please refer to the documentation provided by the controls contractor. Dylan Mechanical Construction Services, Inc Commission Agent: Harold Cullick, PE May 24, 2010 BT Collins High Tech RTS, Sacramento, CA. ___ ___ ___ Dylan Mechanical Construction Services, Inc BT Collins High Tech RTS, Sacramento, CA Page Controls . Features. Tel: +603-8075 4933 Fax: +603-8075 4911. Energy-efficient fan motor, permanent split capacitor type, mounted with vibration isolators. some applications a stainless steel VAV box may be required on the exhaust air stream for the hood but not for the general exhaust from the laboratory. The VAV box is connected via a cable to a thermostat which is located within the room, or the zone. CONNOLS-AIR VAV box generate low noise at design. Products Price Air Distribution Terminal Units Single Duct Terminal Box SDV. If you need help selecting the best unit for your application, call us at 800-227-9800. VAV BOX VAV BOX AIR HANDLING UNIT Energy Recovery with Variable Air Volume Preconditioner Applications These diagrams illustrate how energy recovery units can be used in conjunction with other HVAC equipment. The controller keeps track of the actual position of the damper (0% to 100% open) and calibrates itself every 24 hours. Digital Single Duct Terminal. VAV Terminals AHRI Standard 880 . 66. TermS All orders shall be cash, certified check or credit card. Best Offer: AIR MASTER EQUIPMENTS EMIRATES LLC P. O Box – 3180 , Ajman Phone: +971 6 7436900 Email: info@airmaster. (0 to 25. 00 EA Single Duct Terminal Unit (VAV) @ 6" inlet $240. Box Area [AREA] 0. • SPV8 - Pneumatic controller and acutator supplied and mounted by Price. Discharge and radiated sound power for a 700-cfm series fan powered VAV box. On the Unit screen, visually scan each input field and enter those fields that areSTRYKER VAV USER GUIDE 62-2030—01 2 1. The following steps will be illustrated on the next two. Selection of VAV terminals with a close coupled, independent. Contact Supplier. Object Variables List for VAV controllers. Two or more VAV boxes can be controlled with one temperature sensor. index. + Price PIC controls as well as a variety of third party controls. MR. Table 1 – A Comparison of VAV Diffuser and VAV Box Systems Attribute VAV Box Reheat System VAV Diffuser Reheat System System Description Central cooling fans on roof supply 55˚ to 60˚F air in ceiling mounted ducts to VAV reheat boxes in perimeter zones. The Johnson Controls single duct units along with. work together in an integrated fashion. This saving (200 - 20 = 180Pa) related to a building of, say, 40,000m2 with an airflow of 15 litres/sec/m2 would achieve a reduction of 308,000kwh per annum, or in. 35K price pages for more information on control codes. On the Unit screen, visually scan each input field and enter those fields that areVAV Diffusers 39 Air Terminals 39 Sheetmetal Ducts, Elbows & Fittings 40 - 41 Sheetmetal Accessories 42 - 43. Description. 1 Overview The Honeywell Stryker VAV devices are configurable Lon controllers that can be used to control VAV Zone terminal boxes. Discharge and radiated sound power for a 700-cfm shut-off VAV box. We can quickly provide VAV boxes, dual duct boxes and fan powered boxes that are not in stock here because Price has over 175,000 sq ft of manufacturing space and 400 employees in Atlanta, Georgia ready to build your. On controls mounted by Price but supplied by others, the air volume ranges are guidelines only. The VAV box contains a damper that regulates the volume of air entering the zone. An interface between the FDD tools and the building operator is introduced. Trane Variable Volume VariTrane Single-Duct VAV Terminal Unit Cooling 12". Each zone is served by at least one VAV box—or, more accurately, a VAV terminal. As two different temperatures to be maintained, a normal CAV system cannot, hence, a small box called a VAV box is introduced. O Box – 3180 , Ajman Phone: +971 6 7436900 Email: info@airmaster. Features. g. Trane VAV units are made with either pneumatic or microprocessor controls (DDC/VAV). Built-in differential pressure transducer (0-500Pa, 0-2. Due to this VAV box, this system is called the VAV system. Aircons Air. of lighting, and the equipment in. available with any of the standard Price liner options. Ltd. • Richardson, TX 75081 Phone: (972) 680-9136 | Fax: (972) 497-0450 | E-Mail: [email protected] A vav box is a more economical packing toolbox for all products. Standalone coils supplied as duct heaters are certified in compliance with UL 1996. The Johnson Controls single duct low-height units along with all VAV family model types of Johnson Controls are manufactured and assembled with a patented multi-point, center-averaging, airflow sensor called the FlowStar sensor. 4.