This includes the load on the space, the static pressure in the ductwork, the types of terminal units, and the occupancies in the space. SelectWorks files are exportable and easily. on a rise in room temperature, modulate the air damper. Nailor 3000 and 3100 Series Terminal Units are among the most versatile VAV boxes on the market, providing easy HVAC system integration with diverse control packages. •Low leakage opposed blade dampers with blade and jamb seals (single bladeSCR power controllers are designed for an accurate and cost effective way to modulate electric heat. All Nailor electric heaters are staged per specifications. 1kw increments because we make our own elements. It is controlled with a Variable Frequency Drive (VFD) using a trim and response control sequence. the discharge box or duct. The Titus ESV is unique as it incorporates many design features that increase performance, decrease service and. Johnson Controls. AT35SE - 3’ Long • for Models 35SE and 35SEST. Damper 38S UnderfloorFan Powered Inlet Duct Area K-Factor Velocity F-Factor Nailor's 3400 Series Mark II bypass terminal units utilize a unique cylindrical flow diverter valve for superior control and performance. 2 No. Pattern Diffusers. The diffuser has a factory mounted controller, sensor and actuator. 江森自控Titus®VAV变风量末端. reserves the right to change any information concerning product or pricing without notice. 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. VAV SPECIFICA TIONS 031600. The thermostat communicates the occupant’s expectation for thermal comfort. The core design produces a low velocity helical "swirl" discharge air pattern. VAV-PRC012AD-EN 7 FeaturesandBenefits VariTrane Parallelfan-poweredunitsofferenergysavingswithintermittentfancontrol. For 45° and 60° VAV boxes: The mechanical stops must be set for both the fully closed and fully. Nailor 35S, 37S, 35SST, 37SST and 35SXC Series Fan Powered Boxes are available in cooling only, electric reheat, or hot water reheat models. Nailor 6200, 6400, and 6500 Series Pattern Diffusers handle a large volume air for a given pressure drop and noise level. This multiplier is commonly called k-factor, but can also be called flow multiplier, pickup gain, etc. This type of box is a very simple design and easy to set up. reserves the right to change any information concerning product or pricing without notice. When building height is constrained, building designers will maximize the number of floors by reducing the distance between. Nailor Industries Inc. To install the SRDV and convert the system to variable air volume, simply cut a rectangular hole in the existing ductwork and slide in the SRDV retrofit terminal. A true VAV box consists of an air valve and maybe a heat source only. D3001 NAILOR 12 INCH SINGLE DUCT VAV BOX. Instead, all of the air passed through the fan, with an induction port located between the primary air device and the fan. Pneumatic VAV Controllers & Sensors. Do not Select any filter and click on Apply to see results. 63) corrosion-resistant steel inclined opposed blade damper with. H. Taylor, PE Taylor Engineering Alameda, CA. Our super quiet fan powered terminal units. Hahn-Mason has 10 offices conveniently located in Raleigh, Charlotte, Asheville, Hickory, Greensboro, Jacksonville, Greenville, Charleston, and Columbia. All Nailor electric heaters are staged per specifications. q 20 ga. The Nailor product catalog is the ultimate industry resource for information. The following graph illustrates the difference between the 35SST (“Stealth”) and the 35SXC (“Stealth XC”) in exposed ceiling mockup tests. The 35S offers a compact and economical design well suited to the majority of applications. The following graph illustrates the difference between the 35SST (“Stealth”) and the 35SXC (“Stealth XC”) in exposed ceiling mockup tests. Title: Nailor Industries Inc. Retrofit Terminal Units. Combination/Operable Louvers, Control, Smoke, and Combination Fire/Smoke Dampers utilize electric or pneumatic actuators. The diffuser is manufactured from corrosion-resistant steel. Your Source for “In-Stock” Nailor Products, the warehouse is filled with hundreds of products made by Nailor Industries, Soler & Palau, Jenco Fans, Honeywell and Belimo. Product Lines; Contacts; Delivery; Training;. Nailor 3000 and 3100 Series Terminal Units are among the most versatile VAV boxes on the market, providing easy HVAC system integration with diverse control packages. A VAV terminal modulates the supply airflow at constant temperature into an occupied space based on cooling demand. They are specifically designed for precise air delivery throughout the entire operating range, regardless of the installed inlet conditions. We invest relentlessly in product development, in both differentiated niche products and standard commodity products. ”. Continue Sign In Go BackThis design allows the primary airflow to supply the cooling demand, similar to single duct terminal units, leaving the recirculating air section to provide the heating air volume. To give you a quick solution, below is the common diffuser sizes and their corresponded airflow. NECC Controls offers a range of Nailor VAV Terminal Units for new construction, tenant fit-out, remodeling or replacement. Johnson Controls Pneumatic VAV. Nailor Single Duct Exhaust Terminal Units are used to modulate exhaust flow from an occupied space in either a constant volume or variable air volume (VAV) HVAC system. Air Handling Unit. Available in several configurations, each 3000 Series is VAV box airflow rate commensurate with damper position and within minimum and maximum settings. Nailor Industries Inc. The air handler will provide 55 F degree (13 Celsius) supply air to the VAV box. Learn more about the features and benefits of Nailor's dual duct terminal units, which provide precise and efficient air control and distribution solutions for HVAC systems. The previous version addressed only variable air volume (VAV) air-handling systems and terminal units. This includes the load on the space, the static pressure in the ductwork, the types of terminal units, and the occupancies in the space. - Complete Air Control and Air Distribution Products Solutions in HVAC Industries - Air Control, Air Distribution, VAV Terminal Units, Grilles & Registers,. Incorporation of an airflow sensor allows the SDV to compensate instantly for any change in supply air pressure that might alter the supply volume resulting in a pressure independent variable air volume system. reseres the right to change an information concerning product or pricing without notice. Damper 38S Underfloor Fan Powered Model Series: 3100 Single Duct 3230 Dual Duct Model Series 33SZ is a Fan Powered Chilled Water Terminal Unit with Sensible Cooling (DOAS) featuring an ultra-high efficiency ECM, fan motor and EPIC fan volume controller. The Group consists of several business units: Nailor Industries, Inc. The fan in the air handling unit will deliver the right amount of air to the system. . A. Download the product catalog to learn more about the features, specifications, and. This is because it is the most popular specification for dual duct terminals, where IAQ is frequently a concern. The Series 36VR Nailor 3600 Series Retrofit Terminal Units are designed for all applications and are engineered to transform inefficient constant volume systems to present day variable air volume systems with low installation costs. com | ELEctrIc coILs - Manual 3 iNstAllAtioN AND MoUNtiNG iNstrUctioNs Heater control Panel The heater control panel houses all elements that are required to power up your Electric Coil. Brand: Nailor. The VAV box section will help with hot water coil selection, which is. IMPORTANT:Electric re-heat units ordered with SCR or SSR, route field wiring near bottom of control box. customer_vlv_dual_12. 4 - 25 - 23 3500 2 - 6 - 2 35N-3A Page 2 of 2. If you need help selecting the best unit for your application, call us at 800-227-9800. Johnson Controls Pneumatic VAV. 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. When plotted on an RC chart, the 35SST tends to be “hissy”, while the 35SXC results in a RC 42N under the same conditions. g. Setting the Rotation Limits Nailor EZvav controllers are manufactured for a damper that rotates 90 degrees from open to close. 3210 without Attenuator. reserves the right to change any information concerning product or pricing without notice. • VAV section is lined with 13/16" (21), thick, 4 lb. These units are designed for energy conservation and. Bodily harm or death will occur if danger guidelines are not followed. Our customers have learned to count on a constant and ever-increasing stream of product enhancements as. 3210 without Attenuator. Titus offers a wide variety of liners suitable to meet any application requirement. casing on larger sizes for added durability. Daikin VAV Controller is capable of controlling the following VAV pressure-independent zone applications. NECC brings a diverse offering of products and solutions to help our customers install and maintain their VAV systems at peak performance levels. Fibre Free contains no fiberglass and has a cleanable surface, making it ideal for many hospital and IAQ applications. ACC. Nailor 3000 Series Single Duct Terminal units are, simply put, versatile. Nailor 5600 Series plenum slot diffusers feature a roll-formed curved blade pattern controller in each slot. On a rise in room temperature, the 36VRS reduces the hot airflow. Titus offers a wide variety of liners suitable to meet any application requirement. aeFOR USE IN VAV SYSTEMS & FOR FLOW MEASURING SYSTEMS. Airflow. The engineer must also consider how the terminal units are going to be. (1. The sale of certain items may be geographically restricted. Nailor 3000 and 3100 Series Single Duct VAV Terminal Units feature a compact and versatile design that results in a system component which has minimal pressure drop that reduces fan horsepower requirements, and low noise generation for quiet operation. The Titus ESV-VP offers a factory-installed hot water coil valve package, making installation at the jobsite even easier. Gus Faris is vice president, engineering at Nailor Industries in Kingwood, Texas. 3 - 10 - 23 UNI2-VAV VARIABLE AIR VOLUME (VAV) DIFFUSER SQUARE PLAQUE • CORNER POSTS ROUND NECK • STEEL MODEL: UNI2-VAV Nailor Industries Inc. Price SRDV retrofit terminal units are designed for installation in rectangular ductwork to easily convert a constant volume system into a variable air volume (VAV) system. • Right-hand controls location is standard (shown) when looking in direction of airflow. reserves the right to change any information concerning product or specification without notice or obligation. NECC offers Variable Air Volume controls, VAV boxes, VAV terminal units and controllers from Nailor, KMC, Kreuter, Johnson Controls. Hahn-Mason has 10 offices conveniently located in Raleigh, Charlotte, Asheville,. Rep Locator ». Nailor Industries Inc. Boiler System. D3001 - Single Duct Box • DDC Controls. Enhanced sequences to existing sections, such as an addendum that provides automatic and dynamic calculation of VAV box minimum airflow setpoints. Add to Compare. Page 1 of 10 CTE-5100 Series Thermostats: The CTE-5100 series thermostats are designed to be used with the CSP-5002 controller actuator. The noise only seems to. Whether the requirement calls for a constant or variable air volume (VAV) single duct terminal, an electric or hot water reheat option or requires basic attenuation, the 3000 Series terminal units deliver. Units are to be supported in a horizontal. 3 - 12 - 18 3000 7 - 17 - 17 D3001-1 Page 2 of 2. DOAS Fan Powered VAV. Electric reheat coils are an available accessory for use with Price single duct and fan powered terminal units. Page 3 of 3 Dimensions are in inches (mm). Dual Duct units have had a renewed interest of late due to the concern for IAQ requirements and how best to meet a buildings IAQ requirements. Tight close-off. A non-programmable thermostat is required on master units and controls up to 20 different diffusers. 107. Page 2 of 2. Nailor manufactures its own electric heating coils. The diffuser has a factory mounted controller, sensor and actuator. 2330 Main Street Columbia, SC 29201. 11 - 19 - 12 VAV. VAV Controls & Boxes. The Variable Air Volume VAV box will then determine how much air (CFM) to pass through to the space based on the demand of the space. Designed for cooling only, cooling with reheat, heating only or heat/cool changeover applications. Dimensions are in inches (mm). Dimensions are in inches (mm). As the cooling load decreases the box closes off. If you would like to contact the factory, see below for the general contact numbers. 540-1036 Installation Instructions June 18, 2015 . Plenum Box: With and Without Acoustic lining the plenum Boxes can be supplied as per the requirement of the client. Nailor 1220SS(-3) Stainless Steel Fire/Smoke Dampers are ideal for high humidity, mildly corrosive or, with optional Type 316 construction, more severe environment applications where building codes require both a fire damper for the protection of ductwork penetrations and also require a leakage rated damper for operational smoke control. Dimensions are in inches (mm). Are you looking for a reliable and efficient terminal unit for your HVAC system? Nailor offers a range of fan powered terminal units with standard height 35S. NFB-VCHD - VAV Round Floor Boot with Actuator . 6 - 17 - 20 3000 10 - 29 - 18 D30RE-2 Page 2 of 2. In heating mode primary air damper drives. DATE B SERIES SUPERSEDES DRAWING NO. Nailor D3001 24X16” VAV Steri-Liner-ACC Door-Enclosure. Contact Hahn-Mason Air Systems today at (704)-523-5000. Page 1 of 2 Model Series: 3000 Single Duct 3210 Dual Duct 35S-OAI Series Fan Powered w/ O. For VAV boxes what you need is a SCR solid state speed controller. This includes the load on the space, the static pressure in the ductwork, the types of terminal units, and the occupancies in the space. Designed for control of hot or neutral and cold air. Medium box: 300 – 700 cfm (142 - 330 l/s) [Discharge Duct 12" x 12" (305 x 305)]. pressure to overcome the losses across the damper, the . Designed for cooling only, cooling with reheat, heating only or heat/cool changeover applications. 08-29-2008. Contact Hahn-Mason Air Systems today at (704)-523-5000. 1965 – The Greenville, SC Office Opened. At the minimum setting,Nailor 3600 Series Retrofit Terminal Units are designed for all applications and are engineered to transform inefficient constant volume systems to present day variable air volume systems with low installation costs. Finally, as VAV fan powered terminal units are in common use, both installation and maintenance will be familiar to all concerned. Retrofit Terminal Units. Jebel Ali Industrial Area (1) Dubai, UAE +971 4 880 2334 +971 4 880 2585; info@gmamco. Nailor terminals. Air Handling Unit & Ductwork. Nailor Fire Rated Diffusers are classified and listed by Underwriters Laboratory for use in UL/ULC restrained or unrestrained floor/ceiling and or roof/ceiling assemblies which incorporate an exposed grid suspended ceiling (lay-in T-Bar) with up. Nailor Industries Inc. V2080 - Controls Enclosure. You can see it’s a pretty basic box. He offered a “Comparison of Room Noise Control For Series And Parallel VAV Units At Different Operating Conditions. Archives. Installation and Operation Manual UNI2-VAV Electronic Thermostat Nailor reserves the right to change any information concerning product or specification without notice or obligation. Basic Box* With Electric Coil With Attenuator ATT ATT5SP. The model you select might. reserves the right to change any information concerning product or specification without notice or obligation. 1 1. Bottom access door. Ceiling Dampers. Enhanced sequences to existing sections, such as an. –. Nailor Industries Inc. Be sure to check out our full catalog of VAV boxes and accessories. Equipment Reminder. IMPORTANT:Electric re-heat units ordered with SCR or SSR, route field wiring near bottom of control box. The 35S Series provides many standard design features and superior sound performance when compared with other basic model designs. Fan-powered series units have fans which are always energized in occupied mode. The VAV series controllers offer the following types of Box Configuration and Reheat control strategies: • Cooling. Nailor6. Nailor Industries Inc. • Pneumatic or analog electronic control. 3/8" OD or Less General Purpose Restring Coil Kit. Control Accessories . Fiberglass with a reinforced aluminum FSK facing. Nailor 3000 and 3100 Series Terminal Units are among the most versatile VAV boxes on the market, providing easy HVAC system integration with diverse control packages. Designed for both stand-alone applications and for integration with BACnet building automation systems, EZvav are precise P+I pressure independent VAV controllers Selection of VAV terminals with a close coupled, independent silencer is a complex process with unpredictable results. Nailor GTA stocks all the standard Diffusers, Grilles/Registers, VAV Boxes, Curtain Type Fire Dampers, Fire Stop Flaps, Access Doors, Damper Actuators and Fans to meet the most common. CSA C22. downstream ductwork and diffusers [typically 0. Download . AT35NE - 3’ Long • for Model 35NE. Nailor 37S and 37SST Low Profile Terminal Units are designed for shallow ceiling plenum applications and therefore limited to 11" (279) in height. Parallel Fan Powered Low Height (TVL) A popular option for heating and cooling perimeter zones. Nailor VAV Box Titus VAV Box. boxes in terms of W/cfm. Nailor 2 Row Hot Water Coils 12 Inch. Our super quiet fan powered terminal units and fan coil units are specifically designed for low height underfloor. Our Terminal Units are built to provide very low pressure drop and sound levels which are certified by ARI. . I have a VAV box at a perimetre office with a hugh heat loss. Series boxes are often used with low temperature primary systems. Parallel fan terminals require enough static . NailorYou are here. CONTROL SEQUENCE 1P3 • VAV COOLING WITH PROPORTIONAL HOT WATER HEAT • DA/NO • 3000 CONTROLLER Sequence of Operation: On a rise in space temperature, the thermostat regulates the controller to increase primary airflow. At the minimum setting, the damper. Maximum height of 10. reseres the right to change an information concerning product or pricing without notice. New product releases, case studies, product & project spotlights, employee interviews, trade publication articles, and general announcements are some of the content types you can expect to find in the Nailor Airwaves. joins Robert E. UNITED STATES | CANADA | INTERNATIONAL. Shallow plenums are common where zoning requirements limit. SelectWorks files are exportable and easily. Download the submittal sheet for more details. Page 2 of 2. Constant Volume Pneumatic Dual Duct TerminalPRESSURE INDEPENDENT •VAV •EXTERNAL MODEL: D36VRTR Nailor Industries Inc. VAV Box Dual Maximum Control Setpoints per Standard 90. 0. NAILOR- Vav boxes, life safety dampers. The thermostat will indicate to the VAV terminal if it needs to increase or decrease the flow rate to meet the cooling demand. Dimensions are in inches (mm). UNITED STATES | CANADA | INTERNATIONAL. the existing box. • Digital VAV Terminal Units Catalog • November 1, 2022 (Supersedes: October 4, 2022 ). Based on the graph, we can see that the maximum airflow for a 6" VAV box is 515CFM. Model Series 30X and 30HQX. AT37SE - 3’ Long • for Models 37SE and 37SEST. Engineered Polymer Foam Insulation (EPFI), 1/2-inch & 1-inch thickness. VAV Terminal Units: Bypass Terminus Units: Nailor 3400 Series Circumvent Cable Units are designed to provide variable air volume supply when use more. . Variable air volume dampers. Frontier Equipment LLC. Tight close-off. SINGLE DUCT VAV TERMINAL UNIT MODEL: 30RW CONTROL SEQUENCE: 1P3 (CSC-3011) Nailor Industries Inc. Accessories. reseres the right to change an information concerning product or pricing without notice. 6/20 IOM-EHVAV (Supercedes 4/02) Page 1 of 4. Johnson Controls Series Fan Powered Variable Air Volume terminals are available from 100 to 4600 cfm, offering tremendous flexibility to meet a wide variety of HVAC systems design requirements. In the vertical direction, the VAV box can require up to 18", which can be a problem if above ceiling heights are relatively small. Pattern Diffusers. Series Flow Terminals – (Constant Volume) A series fan powered terminal unit mixes primary air withAbout Nailor; Nailor International Group; Airwaves; Promotional Items; Media Kit;. Vav Diffusers The Solution To Some Issues But Cause Of Others Nailor Com. 16 ga. Click the link below to send us an email!using Nailor's Diamond Flow Sensor as the airflow measuring device. Bacnet Vav Manual. Advanced micro-computer electronics and P+control algorithmsΙThe Price LGB low pressure bypass terminal unit provides complete zoning flexibility from a single zone source. The UNI2-VAV is a variable volume diffuser that regulates the amount of supply air into the space. Variable air volume ( VAV) is a type of heating, ventilating, and/or air-conditioning ( HVAC) system. The Air-Fi® WCI’s wireless mesh network is the perfect alternative to a wired communication link. 2 Heating/cooling system fan controls. VAV COOLING CFM 0% 100% AIRFLOW VAV HEATING CFM 03 8 13 THERMOSTAT OUTPUT, PSI MIXING COOLING 18 0%. ADD TO CART. Low Profile. q 24 VAC control transformer. S hort Answer (using “rules of thumb”) V Max should be approximately 2/3’s to 3/4’s of VAV box V Nom. Call Now for Price: Add to Wishlist. 1. 45° rotation, CW to close. Nailor model 3210 is an economical dual duct terminal ideal for non-mixing variable volume applications. Ventilation System. Fiberglass with a reinforced aluminum FSK facing. Closeout Item - Only 53 Left! Electric Trading Co. These units feature a low profile design, a high performance ECM motor, and a variety of options and accessories. 1-2013One of the decisions when designing a VAV system is what type of terminal units to use in the system. The previous version addressed only variable air volume (VAV) air-handling systems and terminal units. Stainless Steel Heavy Duty Return Grille, ¾” Blade Spacing, 45° Deflection. Electronic VAV Retrofit Kit. From standard grilles and registers, to its architectural line of Formations® linear slot diffusers, along with a newly released series of displacement diffusers, METALAIRE has the air devices to meet every need. the controller shall continue to monitor room temperature and reset the cfm setpoint up or down in response to cooling/heating demand 2. A longer answer is required. At the minimum setting, the damper in the existing terminal begins to modulate, and mixing occurs. SINGLE DUCT TERMINAL UNIT ACCESSORIES DIGITAL OR ANALOG CONTROLS PRESSURE INDEPENDENT. Nailor D31RW Installation And Operation Manual (48 pages) Single Duct Terminal Units. The fan motor’s ability is shown on a fan curve. Designed for control of hot or neutral and cold air. (Rob Snyder & Debra Chavira) was fortunate to visit our Nailor Industries factory in Vegas where Nailor is currently moving into a 93,000 sq. Space Thermostat. Fire Rated. The fan runs in all modes during all occupied hours. All available with or. 3 - 24 - 06 VAV - SL VAV TERMINAL UNITS LINER OPTIONS TYPE: STERI-LINER Nailor Industries Inc. SelectWorks is a simple, yet effective tool designed to aid the user in selecting and scheduling Nailor's VAV Terminal Units, Fan Powered Terminal Units, and Fan Coil Units. The 33SZ Series Fan Powered Chilled Water Terminals enhance Nailor’s already efficient and flexible Series Fan Terminal Unit product line. Description. HPAS achieve this level of zone control much more cost-effectively than do zonal systems—a central system requires only a VAV terminal, while a zonal system requires an additional fan coil, ventilation air distribution, piping controls,VAV with ReheAt SyStemS VAV with ReheAt Sy Stem Minimum Turndown VAV boxes can be set to provide a minimum amount of air, even if that amount exceeds cooling requirements. Price eliminates the guess work by providing an optimized, fully tested and AHRI certified assembly. Model 36VR Contact your Nailor Sales Rep. The ductwork from the air handling unit is connected to the diffuser in the same way it connects to a standard diffuser. 10. . Model Series 3210, 3230, and 3240. Variable volume with or without mixing or constant volume applications. The two boxes are ducted together to a common reheat coil. 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. AT303 - Attenuator, 3 Foot Long. Useful in a variety of commercial and educational. Rep Locator - Canada. , offering a complete line of air distribution and air terminal products. Nailor 3000 and 3100 Series Single Duct VAV Terminal Units feature a compact and versatile design that results in a system component which has minimal pressure drop. The air handler will provide 55 F degree (13 Celsius) supply air to the VAV box. Nailor Industries Inc. Price electric coils are factory mounted, ETL listed to meet electrical safety standards, and comply with dual designation CSA 236/UL 1995. [1] [2] The advantages of VAV systems over constant-volume systems include. Variable Air Volume control / VAV box factory authorized distributor, with. FAN POWERED TERMINAL UNIT WITH ECM MOTOR PARALLEL FLOW • VARIABLE VOLUME HEAT. Select a state to see results. If the damper closes CW, turn the coupler to the CW mechanical stop limit. A box with a fan (series or parallel)is more of a mixing box because it mixes plenum air with supply air from the air handler. This air is controlled by a fan, that is affected by the static pressure in the system. Single Inlet Steel Blower Wheel 2-5/16" Diameter 1-7/8" Width 1/4" Bore with Clockwise Rotation SKU: 02100128-008-S-AA-CW-001. On a rise in room temperature, the 36VRS reduces the hot airflow. If one VAV box cannot meet noise criteria, consider using two. In a standard environment the 35SST could have a similar NC as the 35SXC. This is caused by a poor valveVAV Terminal Units-Nailor. The equipment that work together to deliver occupant comfort in a VAV system includes the following: Chiller System. Date: 8-2021 Supersedes: NEW 3 of 12 IOM-UNIVAVETINST UNI2-VAV ELECTRONIC THERMOSTAT True modula ng control of forced air zone dampers and. A series of research proects measuring energy and performance for fan-powered VAV terminal units FPTUs were conducted at Texas AM University, Texas AM atarTel: (0) 1842 765 657. A common problem with standard pivoted single blade damper designs is objectionable noise and loss of modulation due to pulsating and/or a snap-closing action of the valve. com. Add to Compare. Nailor 3000 and 3100 Browse Terminal Units are amidst the most versatile VAV boxes on the market, supplying easy HVAC system integration with diverse control packages. Category: VAV . Nailor 37S and 37SST Low Profile Terminal Units are designed for shallow ceiling plenum applications and therefore limited to 11" (279) in height. . Grilles. "Notch and tuck" fabrication and full seam length steel Z-strip construction. NailorFan powered terminal units are designed to deliver a specific amount of air to the conditioned space to maintain the comfort for the occupants. Learn about the features,. 1952 – A separate division was formed to handle air-side products.