Titus drum louver. LL-1 - Linear louver diffuser, one way pattern, fixed louvers. Titus drum louver

 
 LL-1 - Linear louver diffuser, one way pattern, fixed louversTitus drum louver Steel Opposed Blade Damper for Drum Louvers

General Catalog. TDCA-AA. Click on the center line of the round duct where you wish to place the supply diffuser and draw a short section of duct. Titus’ 300/350 Series supply grilles define the standard for the industry. Steel. About. • Drum louver diffusers for high installations • Internal air deflector • Built in Duct Cap with hanging support Furnish and install, at locations shown on plans or in accordance with schedules, drum louver diffusers manufactured in an ISO9001 facility. Spiral Drum Louver (DLS) Provides primary supply air in commercial and industrial settings • Jet or diffused air pattern • Available up to 48” long • For use on 12” through 48” spiral pipe (see submittal for sizes) 618 East 1st Street Cle Elum, WA 98922 1. US-DL is a supply/return drum louver with adjustable deflection blades and volume damper US300FL Aluminum universal end cap spiral grille, double deflection with 3/4" blade spacing, front blades parallel to long dimension The Titus Revit models have been optimized to show all the basic information that the engineer needs without weighing down the model. Their humble beginnings date all the. o. This is a versatile diffuser for demanding spot cooling and heating applications, such as industrial or large open areas. • HU-4. PDF Viewing Options. US-DL-SV - US-DL is a supply/return drum louver with adjustable deflection blades and volume damper. The drum or cylinder can be adjusted 30 degrees upward or downward to direct the air in the desired direction. 301RL; 301RS; TI-GR-SL-H/V; Double Louver Grilles. The US-DL is a supply/ return drum louver with adjustable deflection blades and volume. CALL. 2. Flat Face Drop Diffuser/Plenum. Exhaust Valves are manufactured in Plastic and Steel construction. FFD - Standard construction, PSC motor, HEPA filter, 2ft x 2ft, 4ft x 2ft sizes. Ht. The Titus Spiral Drum Louver is the solution for this problem. Products. 8" - 12x6 Drum Louver 10" - 14x8 Drum Louver 12" - 20x8 Drum Louver. DL-SV - Long throw, high capacity split vane supply grille with rotating. Titus drum louvers are great for shopping malls, warehouses, sports arenas, factories and other large open areas where air must be thrown over a large distance. Titus Series TDC diffusers handle an unusually large amount of air for a given pressure drop and noise level. way back to 1909, when the company was founded. 2mm for bigger sizes. With high quality and competitive pricing these grilles form the back bone of a standard offering that will meet any application requirements. VAV Diffuser + Ruskin. US300FL. Damper frame and Blade: High quality extruded aluminium profile of. The Titus ESV is. Infini-Jet Drum Louver • EJ EcoJet: Drum Louvers for Spiral Duct Applications • Door Grilles & Louvers • Textile & Industrial Grilles • SAG: Stamped Architectural Grilles : Accessories • OBD: Opposed Blade Volume Control for Square or Rectangular Duct Installation • RC: Removable Core Frame • SRAA VAV terminal modulates the supply airflow at constant temperature into an occupied space based on cooling demand. High Capacity Drum Louver. Models 45DLC1, 45DLC2 Page F168 Suffix '-DEX' adds a damper/extractor (air scoop) Models 45DL1, 45DL2 Page F170 Suffix '-O'. OPTIONS: oOpposed blade damper. The TAF-R diffuser is also a GreenSpec Listed product. GMCAIR 15''x50'' DL LONG THROW SUPPLY GRILLE WITH. Louver frame and blades: High quality extruded aluminium profile of thickness I . The DLD is compatible with Ruskin's fire and smoke dampers and can be easily installed and. (727) 443-7167. Louver fixed in to damper casing 2015 Rev 2. The High Capacity Drum Louvers (HCD) consist of extruded aluminum blades mounted inside a rotatable drum to produce long air throws with a high degree of directional control. Aluminum louvered face diffuser. Titus HVAC. FFDE. Table floor wall window ceiling or roof fans with a self-contained electric motor of an output not exceeding 125 w: 84145190. TMS. Titus balancing devices are easy to select and specify. TI-RD are made in Aluminum construction with fixed core. All sizes have three cones, giving a uniform appearance where different. TI-SF are used for high induction applications for Supply and Return. 300-RL. Class Schedule; Previous Webinars; Webinar Schedule; Titus Timeout Podcasts; Titus Tech Talk Blog; eLearning; Digital Media. METALAIRE is the flagship brand of Metal Industries Inc. TI-EX-VA. (727) 441-2651. Nailor 45DL Series Drum Louvers are designed to handle large air capacities and provide long throws. Drum Louver Drop Diffuser/Plenums. Ideally suited to applications where ductwork cannot be brought close to the occupants such as shopping malls, industrial plants, and stadiums. Products Control Damper Act. We have strived to create an interactive resource to fill all of your HVAC needs. TI-TBF-R meets customers requirements as desired. Splitters/Baffles: Construction using high quality perforated galvanized steel sheet of 0. FFDE. The Titus Revit models have been optimized to show all the basic information that the engineer needs without weighing down the model. It features adjustable blades for optimal air distribution and a louvered face for a sleek appearance. Engineered for high capacity, long throw applications such as sports arenas, gymnasiums, conference centers, industrial plants and other large spaces. US-DL. Internal or external mitered corner pieces for vertical or horizontal grille orientation. Titus® Diffusers. With the variety of models, sizes, and paint finishes available, Ruskin Louvers can add unusual and appealing features to exterior and interior elevation. The decorative grilles are manufactured and supplied at affordable prices. US-DL is a supply/return drum louver with adjustable deflection blades and volume damper. Finish:Titus white epoxy powder paint. Assets/Details. High efficiency filters for use in Titus Critical Environment Diffusers. Acoustic Media: Inorganic ,fire resistant , vermin and moisture proof sound absorbent rock wool of. Felt seal around drum minimizes air leakage. Nozzle Diffusers. The web page provides. Industrial Grilles - Drum Louver High Capacity Cylindrical Drum, Aluminum B 9/19/2023 Inches 13 RLRoto Louver - Standard Blades Metal Industries1985 Carroll Street, Clearwater, FL 33765Phone: 727. eccosupply. 2. Construction. QB48181. Light Commercial Plaster Ceiling Commercial ‘T’ Bar Ceiling Open Ceiling RRS’s 530 & 535 SERIES concentric diffuser systems are designed to provide a single point air distribution system with the added benefit of having directional air control. 173 827. Stainless Steel Drum Louver: DLSS. TITUS COMMERCIAL HVAC MCD 8X8 24X24 VENT 4WAY REGISTER DIFFUSER. hello@airkitek. 300-RL: 300-RS: TI-GR-DL-H/V: Drum Louver: Titus drum louvers are great for shopping malls, warehouses, sports arenas, factories and other large open areas where air must be thrown over a large distance. CD-309. H. For larger buildings and applications, an industrial strength air outlet is needed to provide the necessary air distribution. Unit Heater Diffuser for 15'+ Mounting Heights. • Detents on the frame hold the drum in the desired position. 301-RL. Architecturally styled, hidden mullions allowing continuous line appearance up to 120". Similar to the drum louver, the nozzle diffuser achieves very long air projection due to its depth and geometry, and are ideal for spot cooling applications. Non Return Dampers. (727) 441-2651. Double Louver Grilles: Steel double deflection supply grille, 3/4" blade spacing, front blades parallel to long dimension. 4. CONTACT US. LEADS - Ruskin is a web-based tool that helps you select, configure and order Ruskin products. Class Schedule; Previous Webinars; Webinar Schedule;. Established in 1846, Tuttle & Bailey® is recognized as "The First Name in Air Distribution". Prior to and after the sale, USAIRE sales and customer service is dedicated to providing the highest level of quality, value and service. The drum is securely attached to the outer frame by mechanical fasteners and held in position by friction. They are fully adjustable in both horizontal (through vane deflectors) and vertically (through the rotating drum) to provide primary supply air where needed in commercial and industrial applications. Ruskin Titus Gulf is a joint venture between two of the leading companies within the HVAC sector of Air Distribution Technologies Inc. Ludwig. US-DL is a supply/return drum louver with adjustable deflection blades and volume damper US300FL Aluminum universal end cap spiral grille, double deflection with 3/4" blade spacing, front blades parallel to long dimension DL — Aluminum Drum Louver. CD-209. Accessories such as directional blades, dampers, blank-offs. Heavy Duty Industrial Diffuser. 3. Start by searching by brand name or category, then filter by the criteria that are most important to you, such as project. Flexibility to change throw direction and spread of the discharge jet. Rep Office - ADW Corporation. Flange width: 30 mm standard. US300FL. Louvers Acoustical Louvers Adjustable Louvers Blast Louvers Brick & Flood Vents Combination Louver/Damper Dade County Hurricane Louvers Equipment Screens FEMA 361 Louver/Grille Fixed Louvers PTAC Grilles Wind-Driven Rain / Sand Louvers Misc. com. Products Control Damper Act. TI-EG; Door Transfer Grille. Engineering Firm - Schmidt & Stacy Consulting Engineers. FFD. Via E-Mail. The new Titus Spiral Drum Louver ( US - DL ) is the perfect solution for these applications . You can access performance data, drawings, specifications and more for louvers, dampers, air measuring and sound control products. MODELS: 45DLC1 & 45DLC2 SPIRAL DUCT MOUNT . Galvanized steel. Name Po's. FFDE. Similar to the drum louver, the nozzle diffuser achieves very long air projection due to its depth and geometry, and are ideal for spot cooling applications. Long throw, high capacity supply grille with rotating drum. O Box – 3180 , Ajman Phone: +971 6 7436900High efficiency filters for use in Titus Critical Environment Diffusers. Drum Instruction with accomplished drummer and teacher in Victoria BC. 2 For 0° multiply pressure by 0. CONTACT US. Construction: Heavy Gauge Aluminum - Drum Louver Heavy Gauge Steel - Turret. ECM motor / HEPA Filter. Description: The frame and blades. Titus CT linear bar diffusers are designed for both heating and cooling applications, supply as well as return. Yes you can do that. US-DL is a supply/return drum louver with adjustable deflection blades and volume damper. Find a Rep. Effective air balancing begins with the balancing provisions that are designed into the HVAC system. The US-DL is a supply/ return drum louver with adjustable deflection blades and volume damper designed specifically for direct mounting on a spiral duct without the need for costly register taps. FFD - Standard construction, PSC motor, HEPA filter, 2ft x 2ft, 4ft x 2ft sizes. Furnish and install Price Model [HCD1] or [AHCD1] high capacity drum louver supply outlets of sizes and mounting types indicated on the plans and air distribution schedule. Aluminum perforated return grille with radius end cap, 3/16" perforations on 1/4" staggered centers. Cap the open end of the duct. Drum Louver (DL) Smoke Test VideoTitus drum louvers are great for shopping malls, warehouses, sports arenas, factories and other large open areas where air must be thrown over a large distance. These not only meet the function required, but also the form desired. pdf THE NEW iNdusTrial sTrENgTH air ouTlET SPIRAL DRUM LOUVERS Open ceiling design with exposed spiral ductwork has become more provide the necessary air distribution . fusion vanesdifSand trap louvers are ideal in areas where the intake air velocities do not exceed 1 m/sec. 173 827. Model. 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. METALAIRE is the flagship brand of Metal Industries Inc. The PDF File | Get Price | More Details . The drum louver has vertical blades to adjust the airflow in the horizontal. Titus balancing devices are easy to select and specify. Our diffusers are designed by an experienced staff of engineers that use the latest technology to test our products. US-DL-SV. o. Nailor 51EC, 61EC, and 67EC Series Eggcrate Grilles and Registers feature high free area and a clean, crisp architectural look. Drum Louver Diffuser . 4-Way Blow Drum Louver (TDBA_D4) Linear, Plenum & Lt. The Titus Spiral Drum Louver is the. Their pleasing appearance harmonizes with various architectural details, especially in modular ceiling systems. Motorized Fire & Smoke Dampers. Steel single deflection supply grille, 3/4" blade spacing, front blades parallel to long dimension. These devices can be for aesthetic or functional (direction and control) purposes with a wide. 0696 Local: 509. 8414. MLTRI-38 - Aluminum modulinear slot return lay-in insulated diffuser, 3/4" slot. Typical Applications The HCD provides long throws to supply air to spaces that cannot be served by ductwork and conventional outlets due to structural or architectural. Filters can be. Home. Titus HVAC | Engineering Innovative Air Distribution Solutions | Redefine Your Comfort Zone - drum louver. It is equally suitable as a one piece individual. Construction: Heavy Gauge Aluminum - Drum Louver Heavy Gauge Steel - Turret. CT-581. Model DBD-43-DL-SDP (4-Sided, 3-Way) HOUSING MATERIAL. S-DL - Long throw, high capacity aluminum supply grille with rotating drum and curved frame for duct mounting. HD-DF-3/5. 45DL1 - Single Vanes. Extruded aluminum or galvanized steel construction is available, as well. The TAF-R-FR (fire rated) is UL listed, UL2043, and is UL labeled. TDC. Diffusers. Redefine your comfort zone™ | CS. Follow. First Hill Medical Pavilion. Titus University. TI-SF. Get Drum Louver in Sector 2, Noida, Uttar Pradesh at best price by Ruskin Titus India Private Limited. •Discharge drum louver with or without dampers •Filter or removable (quarter turn fasteners) single or double deflection grilles with or without dampers •Internal air deflector •Perimeter mounting flange in lieu of collar •Supply or return configurations •Standard sizes 600 to 70,000 cfmDrum Louvers. light troffer. On Air; Smoke Videos; Corporate Videos;. Individually adjustable vanes Surface and spiral duct mounting available Rotateable drum provides 60° vertical adjustment Single blade Spilt blade The High Capacity Drum Louvers (HCD) consist of extruded aluminum blades mounted inside a rotatable drum to produce long air throws with a high degree of directional control. 173] /Contents 132 0 R /CropBox [0 0 654 834] /ICNValidStructure 0 /Margins [0 0 0 0] /MediaBox [0 0 654 834] /Parent 6 0 R /Resources > /ExtGState /GS0 8 0 R /GS1 9 0 R >> /Font > /ProcSet [/PDF /Text /ImageC] /Properties > /MC1 > /MC2 > /Properties1 > /Properties2. It is equally suitable as a one piece individual. DL: DL-SV: US-DL. TDCA. Your email address will not be stored by us. 45DLC2 - Drum Louver • Spiral Duct Mount • Split Vanes . US-DL-SV - US-DL is a supply/return drum louver with adjustable deflection blades and volume damper. US-DL is a supply/return drum louver with adjustable deflection blades and volume damper US300FL Aluminum universal end cap spiral grille, double deflection with 3/4" blade spacing, front blades parallel to long dimension DRUM LOUVERS These extruded aluminum drum louvers are appropriate when high volumes of air are used and in spot heating and cooling applications. 441. Fax Fax: 305-888-1634. Their primary function is to regulate airflow to a zone, in response to zone temperature requirements. The US-DL features a universal frame design where the FEMA 361 Louver/Grille Fixed Louvers PTAC Grilles Wind-Driven Rain / Sand Louvers. Aluminum universal end cap spiral grille, double. Double Louver Grilles: Steel double deflection supply grille, 3/4" blade spacing, front blades parallel to long dimension. FFDE. ASHRAE recommends that, for comfort, the temperature in the occupied zone be between 73 degrees and 77 degrees F, relative humidity be between 25 - 60%, and the maximum velocity in occupied zone be. get your free consulting and quote nowLouvers. Return grilles are available with fixed blades, perforated face or eggcrate grids. The Titus S-DL drum louvers have a custom curved frame to attach to a variety of duct diameters without the use of a duct tap. US-DL. 940. Cap the open end of the duct. MODELS: 45DLC1 & 45DLC2 SPIRAL DUCT MOUNT . Drum Louver ; VAV Diffuser ; Perfume 1 Products / Services available. Price DE635 fixed blade drainable louvers feature alloy 6063-T5 extruded 6" aluminum blades positioned at a 35° angle, optimizing air performance and water penetration ratings with vertical and horizontal gutter systems. All sizes have three cones, giving. Controlling length of the throw and direction is made possible by rotating the Adjustable drum and louver vanes. FFD - Standard construction, PSC motor, HEPA filter, 2ft x 2ft, 4ft x 2ft sizes. FFD. BIMsmith has the most powerful free BIM tools available to help you find BIM objects that fit the specifications of any project. Long throw, high capacity supply grille with rotating drum. AIR MASTER EQUIPMENTS EMIRATES LLC P. com (800) 992-8368. US-DL is a supply/return drum louver with adjustable deflection blades and volume damper US300FL Aluminum universal end cap spiral grille, double deflection with 3/4" blade spacing, front blades parallel to long dimension The High Capacity Drum Louvers (HCD) consist of extruded aluminum blades mounted inside a rotatable drum to produce long air throws with a high degree of directional control. Low Profile Drop Diffuser/Plenum. A split-vane style and a pole operating bracket are available. Drum Louvers. square plenum. • Factory tolerance: u 1/32" (1mm) 3/8" (10mm) 2B Split Blade MATERIAL TYPE: ST Steel frame and drum interior, aluminum blades and drum exterior AL Aluminum frame and drum (not available with 4" and 8" widths) AVAILABLE SIZES:DRUM LOUVER • HIGH CAPACITY. We supply HVAC and Air Ducting Products to UAE, Middle east, SriLanka, Philippines, Africa Oman etc. Alternate finishes can be provided on request and at extra cost. Resources Products. The TVM Ventilation Modules are designed for systems that require the distribution of a high volume of air from a single point through long adjustable air patterns in large facilities with high ceilings like data and distribution centers, warehouses, athletic centers and big box stores. US-DL-SV - US-DL is a supply/return drum louver with adjustable deflection blades and volume damper. High efficiency filters for use in Titus Critical Environment Diffusers. Titus balancing devices are easy to select and specify. Duct Liner. • Detents on the frame hold the drum in the desired position. Shoemaker Customers:Welcome to the new & improved Titus Multimedia Section. The communication modules allow for interfacing with building management systems for all major communication protocols. Available. Tuttle & Bailey® Reimagining Air. Eye Ball Diffuser. There is a careful balance between providing information and making the file size so large that it hampers performance of the software. The ESV-VP valve package is assembled in a manufacturing setting giving you repeatable and reliable quality that otherwise may be difficult to replicate in a field setting. As the load increases the supply of cool air increases and as the load decreases the air supply also decreases. Titus’ 300/350 Series supply grilles define the standard for the industry. ECM motor / HEPA Filter. Nailor 45DL Series Drum Louvers are designed to handle large air capacities and provide long throws. Long throw, high capacity aluminum supply grille with rotating drum and curved frame for duct mounting. 827 647. 310. The TVM Ventilation Modules are designed for systems that require the distribution of a high volume of air from a single point through long adjustable air patterns in large facilities with high ceilings like data and distribution centers, warehouses, athletic centers and big box stores. 3/8" Threaded Inserts for Mounting. Clearwater, FL 33765. The drum rotation features 60° angular adjustment of. Architect - Corgan Associates. Revit - Grilles & Diffusers. Typical Applications The HCD provides long throws to supply air to spaces that cannot be served by ductwork and conventional outlets due to structural or architectural. Titus drum louvers are great for shopping malls, warehouses, sports arenas, factories and other large open areas where. Connect and transact with thousands of top North American companies todaySingle Louver Grilles. DL; DL-SV; US-DL; US-DL-SV; Linear Grille. 1 mm thickness and Extruded aluminum Louvers of 18/25mm. Drum Louvers. FEATURES AND BENEFITS. • HU-3. Chilled Beams. Airmaster strongly recommends high efficiency sand trap louver for higher air intake velocities. Aluminum universal end cap spiral grille, double. For larger buildings and applications, an industrial strength air outlet is needed to provide the necessary air distribution. The high capacity long throws and rugged construction make them an ideal choice for any commercial / industrial application. Aluminum Construction. Titus University. Diffusers have one of the most important functions in air management; to control the pattern of the airflow into an occupied space. With high quality and competitive pricing these grilles form the back bone of a standard offering that will meet any application requirements. Finish:Titus white epoxy powder paint. Stationary blade, adjustable blade and specialty louvers are available in a variety. Specification. 45DL1, 45DL1-O • One set of Vanes • 1-Way Throw. The T3SQ modulates the air volume delivered to a zone to accurately control cooling and heating conditions. It delivers a uniform 360° discharge pattern and exhibits excellent performance in. If you are author or own the copyright of this book, please report to us by using this DMCA report form. #8 x 11/4” lg. Phillips flat head sheet metal screws painted white. systems. Blade pitch: 40 mm standard. Steel, high performance three cone diffuser. Steel double deflection supply grille, 3/4" blade spacing, front blades parallel to short dimension. 1985 Carroll St. Models 45DLC1, 45DLC2 Page F168 Suffix '-DEX' adds a damper/extractor (air scoop) Models 45DL1, 45DL2 Page F170 Suffix '-O' adds a steel OBD Drum Louver (DL) Smoke Test Video Titus drum louvers are great for shopping malls, warehouses, sports arenas, factories and other large open areas where air must be thrown over a large distance. TDC-EXT 4 way core with all aluminum extrusion construction. 4414. Dimensions are in inches (mm). Nailor Industries Inc. Controlling length of the throw and direction is made possible by rotating the Adjustable drum and louver vanes. DB94294,QB48181 . For larger buildings and applications, an industrial strength air outlet is needed to provide the necessary air distribution. Revit and related 3rd party applications require the model to pass. Yes you can do that. The DL provides long throws to supply air to spaces that cannot be served by ductwork and conventional outlets due to structural or architectural restrictions. o. Look at the Titus Drum Louver catalog and you will see pictures of that (I just downloaded the latest from the website and it was on page i10). They are great for shopping malls, warehouses, sports arenas, factories and other large open areas where air must. AIR MASTER decorative grilles are designed for modern interior layouts and guaranteed for an unparalled beauty and brilliance backed up with perfect technology. 761090. Drum louver diffusers shall be aluminum construction and incorporateTitus Series TDC diffusers handle an unusually large amount of air for a given pressure drop and noise level. Steel single deflection supply grille, 3/4" blade spacing, front blades parallel to long dimension. Typical Applications The HCD provides long throws to supply air to spaces that cannot be served by ductwork and conventional outlets due to structural or architectural. tbd2. US-DL-SV - US-DL is a supply/return drum louver with adjustable deflection blades and volume damper; S-DL - Long throw, high capacity aluminum supply grille with. 841451. On Social Media. Aluminum universal end cap spiral grille, double. A full line of engineered polymer air distribution products ideal for environments with non-ferrous requirements like MRI rooms, pools and water treatment plants. US-DL is a supply/return drum louver with adjustable deflection blades and volume damper. Client - Fossil. Filter for file types including Revit families and BIM data such as objects. 48MB. Ruskin louvers are available in depths ranging from 1. Their pleasing appearance harmonizes with various architectural details, especially in modular ceiling systems. Long throw, high capacity aluminum supply grille with rotating drum and curved frame for duct mounting. o. Drum Louver Diffuser . 25" w. AG-15-SS. The 111, 121, and 131 Heavy Duty Series grilles feature an extruded aluminum blade that provides high volumes of supply air and long throw patterns. View Ruskin's Architectural Louver Solutions Gallery. Available with louvers vertical or horizontal #8 x 11/4” lg. The Titus Revit models have been optimized to show all the basic information that the engineer needs without weighing down the model. (727) 441-2651. Architectural Linear Diffuser, Aluminum, 2" Slot. With high quality and competitive pricing these grilles form the back bone of a standard offering that will meet any application requirements. Over 20 years. ECM motor / HEPA Filter. The DPL/DPL2 series drum louvers deliver air with extremely long throws, which makes them ideally suited for installation in large enclosures. Catalogs & Brochures. 301-RS. 5" to 12", and can accommodate various blade angles with high free area. PDF-1. US-DL is a supply/return drum louver with adjustable deflection blades and volume damper. ceiling applications that need single point supply air with long throws. US-DL is a supply/return drum louver with adjustable deflection blades and volume damper. Stainless steel filter return grille, 3/4" blade spacing with 45 degree deflection, 1" filter. • AR-3. Properly designed UFAD systems take advantage of thermal stratification. Round diffuser with adjustable discharge patterns. Attention! Your ePaper is waiting for publication! By publishing your document, the content will be optimally indexed by Google via AI and sorted into the right category for over 500 million ePaper readers on YUMPU. Alternate finishes are available on special request, at extra cost. FFDE. TLC Chimney System. These diffusers can be used for ceiling, side wall, or sill installations. The TMRA is an adjustable round ceiling diffuser designed for both heating and cooling applications. TI-TBF are made in 1,2,3 and 4 cylindrical diffusion cores. US-DL is a supply/return drum louver with adjustable deflection blades and volume damper. T-Bar (drop ceiling) Plenum. Comprised of cylindrical drum pivoted within a 1 1/4" outer frame gasketed on all four sides to minimize. We are able to procure the exact quality what you need as well as you ask… Also, you will be satisfied for our suitable prices and reliability of. DESCRIPTION: 1. FFD. Other: 76109090. HCD is a product line of extruded aluminum blades mounted inside a rotatable drum to produce long air throws with a high degree of directional control. Designed to handle large air capacity.