All inner duct fittings are equipped with an EPDM gasket providing the ventilation system with the airtightness class D. How to Install a Spin-In Duct Fitting. The job contract was for over $1.2 million in ductwork- mostly heavy gauge, from 6-in. Remove the paper off the tape while applying it on the surface to prevent sticking of the tape on itself. A proper duct fitting should not interfere with the working of the blower or fan. Duct accessories, such as Quick Release Hose Clamp, Wire Hose Clamp, Narrow Band Hose Clamps, Stainless Steel Hose Clips and so on. The Insulation Protection Shield is a piece of semicircle shaped galvanized steel or stainless steel. Measuring HVAC duct fitting dimensions depends on the type of HVAC duct. R6 duct insulation sleeve is less efficient when it comes to heat insulation than R8 duct insulation sleeve. Circular ducts utilize insulated galvanized steel. It is made out of stainless steel or galvanized steel which is suitable to fit between flexible ducts. 6-in x 6-in Galvanized Steel Round Duct Elbow. First, expand the duct clamp by turning the screw in an anti-clockwise direction. After setting up these PVC Decoration Pipe Kit, the overall environment will definitely look cleaner and tidier, which will be much nicer to live in and work in. Spiral round lock-seam duct is the most efficient way to transport air in HVAC systems. This enables us to have a better understanding of your overall HVAC projects. At DC Duct & Sheet Metal, we stock and manufacture spiral fittings (up to 72″) and thousands of feet of ductwork. We have ISO 9001 certification, CE, SGS fire rating report as well as ROHS certification. Slip Couplings, AccuFlanges, QuickDraw bands, swaged / expanded ends and angle rings are all available factory installed or loose for field installation. Manufacturing of pipes takes into consideration the transportation of gases or liquid at a standard flow rate and temperature. / HVAC Duct & Fittings / Duct Transitions & Connectors; 146 products in Duct Transitions & Connectors. Measure the height of the HVAC ductwork using a tape measure. Yes, Biyang provides drawing for custom items with a lead time of between 2-3 days. For instance, if you are changing from a rectangular duct to round ductwork. Each of these materials has its advantages and limitations for use. Pre insulated Double-Wall Ventilation Duct SystemPre-insulated ventilation ducts and fittings are used for external applications and in places where it is impossible to insulate spiral ducts with an aluminium jacket. It is easier to locate leaks when your ductwork is blowing than when it is silent. Tears are a sign that there are leaks on your ductwork. You can apply it on top of the old insulation or if it is completely worn out, consider replacing it. In this way, it might be difficult for you to check every detail. We customize these duct fittings to fit your ductwork requirements. You also need to consider your HVAC system material. When deciding the duct fittings for your HVAC system, you need to consider several factors. Shop hvac duct & fittings and a variety of heating & cooling products online at Lowes.com. Both of these duct splitters are vital in directing the airflow during the ventilation of your room. Ferguson is the #1 US plumbing supply company and a top distributor of HVAC parts, waterworks supplies, and MRO products. Insulation sleeve help in reducing the amount of heat lost within the ductwork as air flows. Ductboard Fittings; Ductwork Installation Video; Flex Duct Fittings; Oval Pipe Fittings; Rectangle Duct Fittings; Register Boots; Round Pipe Fittings; Round Pipe Start Collars; Takeoffs; Tee Branch; Wall Stack & Fittings They also evenly distribute the weight of the ductwork at each hanger. This will help you select the appropriate size of a duct fitting that you want for your HVAC system. Leakage Leakage for all … Thus R8 duct insulation sleeve offers better insulation than R6 insulation sleeve. rev:01/08/10 The ASHRAE Duct Fitting Database, with cloud-based access by annual subscription, includes loss coefficient tables for more than 200 round, rectangular, and flat oval duct fittings. Also, consider the size of your blower or fan. Besides, Biyang also provides all kinds of HVAC damper for your ducting system. On the other hand, a 4-way duct splitter splits the main duct into four minor ducts that direct airflow into four different directions. Contact Us Now. A duct system is a network of round or rectangular tubes—generally constructed of sheet metal, fiberglass board, or a flexible plasticand- wire composite—located within the walls, floors, and ceilings. Take a look at this picture of a mech/elec room ceiling. Component or Fitting Minor Loss Coefficient - ξ - 90 o bend, sharp: 1.3: 90 o bend, with vanes: 0.7: 90 o bend, rounded radius/diameter duct <1: 0.5: 90 o bend, rounded radius/diameter duct >1: 0.25: 45 o bend, sharp: 0.5: 45 o bend, rounded radius/diameter duct <1 Featuring pictorial outlines of each fitting, this database is useful to design engineers dealing with a variety of duct fittings. Leaks reduce the amount of air flowing through your ductwork and in return, increases your energy bills. Yes, we will provide you the mill test report. The best material for use in duct insulation sleeve is fiberglass material. Ltd. - Offering Round Duct Fittings, डक्ट फिटिंग, New Items in Midc Industrial Area, Navi Mumbai, Maharashtra. In addition, we also offer half semi-finished products to be shipped from our factory to your site, and our workers will make the simple work at your site such as the welding work to quickly set up your HVAC system. Our extensive lines of duct system products are engineered for performance and economy and continue to set the standard for the industry. Spin-in collars reduce the installation time of a duct branch line by eliminating the need for screws to hold it in position. Sort By Featured. Duct transition in ductwork helps in changing the shape or size of the ductwork. Model #GVL0031-A. I can manage the flex and rigid duct, and I've got the fan. It contracts the duct clamp encircling it on the duct till you achieve the tightness you desire. In addition, based on different pipes, Biyang provides different sizes to meet your requests. for pricing and availability. IMPERIAL. *reproduction, copying, photographing, scanning, digitizing document for marketing purposes is prohibited. Therefore the pressure loss is 0.2149 In the meantime, a coolant flows via the chiller pipes picking heat that is coming from the air blowing over the pipes. Select a metallic foil tape as recommended by your insulation manufacturer for sealing and holding the insulation in its place. You will need a foil-faced with fiberglass insulation rated with a higher R-value like R-6. Then, divide this measurement by half to obtain the radius of your round duct. Use GreenSeam snap pipe duct and fittings from Grainger to help with your commercial and residential HVAC applications. For round HVAC ductwork, using a string, wrap it around the circumference of your HVAC ductwork. Flexible duct connector plays a vital role in isolating the noise and vibration throughout the system as the blower or fan operates. A non-professional's guide to joining rectangular HVAC duct fittings. No need for clamps or connectors— duct and fittings have a male end that is slightly smaller than its female end for simple assembly. They can measure every detail and make the drawings at your site to make sure everything is correct. We’ve been in charge of all HVAC system set up. Ensure that the radius of the installed flexible duct connector is more significant than the minimum radius bend. Remove the string and place it against a tape measurement to find the length between the two points. Circular ducts can have different cross-sections which lack in pipes. There is a fan at the top of the system that forces the air into another grille. Biyang provides HVAC Duct fittings for all shapes and types of ducts, such as Round Duct Fittings(Round Ductwork Fittings), Rectangular Ductwork Fittings, Oval Duct Fittings, Ductwork Rectangular to Round Transition , and Flexible Duct … 10" 90 Deg. For the square or rectangular duct, use the equation A= X*Y where A is the cross-sectional area, X is the duct height, and Y is the duct width in feet. Static pressure differs depending on the size of your ductwork. The material used in the manufacture of pipes is a long rectangular sheet which is flat and welded into a round shape that is open-ended. Whatever the specifications require, we have the labor-saving connections to make installing our products a snap. The high-temperature-resistant rubber inside ensures the connection is leaking free. Fabrication of circular ducts takes into consideration the flow of fluid at varying temperature, pressure, and flow rate. Biyang provides HVAC Duct fittings for all shapes and types of ducts. Find the cross-sectional area of the duct. Biyang is a professional supplier for all kinds of HVAC ductings and fittings in China. Biyang can offer you a special technician team, which can be sent over to your site to solve your problem. Get connected… We supply our round duct and fittings with a wide variety of connecting systems. All galvanized spiral duct 6” and larger is corrugated unless ordered without corrugation. not coated duct. Compare; Find My Store. You can increase the airflow in air ducts by sealing any leaks available in your ductwork. They also offer strength and rigidity, which means it will cost less in maintenance as well as the toughness your ductwork needs. All you have to do is submit the design to your manufacturer, and they will handle it for you. Lastly, use the screw to hold the register duct boot firmly in place tightly. A duct connector is a  joint with some flexibility that is airtight. Depending on size and static pressure some flat oval duct and fittings must be reinforced according to the oval reinforcing charts (see page 6-10). Round ductwork is ideal for directing the air that has a low-pressure drop. Biyang Stainless Steel Jacketing for Insulation perfectly keeps your insulated pipe from being damaged mechanically or by the bad weather. This length is vital for ensuring the proper flow of air distribution along the duct. However, most manufacturers don’t recommend its use since it increases static loss leading to the creation of turbulence. Biyang HVAC Duct Fittings, also named Ductwork Fittings, are the important parts among ductwork parts for connection or transitions, protection and decoration purposes. Seal these areas appropriately to avoid leaking. You have to submit the measurements and design of your HVAC duct fitting. This causes the refrigerant to evaporate, resulting in a hotter gas. Yes, we can customize HVAC duct fittings as per the client’s requirements. Duct splitter damper directs a certain quantity of air into a given duct. We usually use one grade up for steel thickness issue as most steel thickness is negative tolerance in China. Biyang provides HVAC Duct fittings for all shapes and types of ducts, such as Round Duct Fittings(Round Ductwork Fittings), Rectangular Ductwork Fittings, Oval Duct Fittings, Ductwork Rectangular to Round Transition, and Flexible Duct Fittings. Add To List Click to add item 2 1/4X10X6 Round Toekick Duct Fitting to your list. When installing a flexible duct connector, avoid twisting the flexible duct connector since it won’t function properly. Say Reynolds number as 4500. It has the overlapping type and also clip type. Biyang offers a wide range of HVAC duct fittings to suit your needs. In this way, it will greatly relieve your work burden and expedite your project pace. You can also increase the airflow by cleaning the duct filters. A better option to a duct splitter damper is the volume control damper. All ductwork comes standard with stiffening beads. These are the points where two ducts meet. The round duct has a perimeter of 4.7 feet and cross-sectional area of 254.5 square inches, whereas the rectangular duct has a … R8 duct insulation sleeve costs more than R6 duct insulation sleeve. Second slide the duct clamp over the duct. For round duct, use the equation π x r² where A is the cross-sectional area, π is 3.1459 and r is the radius in feet. round 10-gauge stainless header SS316, for the large exhaust system. Plastivent PVC ducting Fittings Round and flat folding PVC duct system "PLASTIFLEX" Flexible air ducts for ventilation and air conditioning Air ducts for ventilation, heating and air conditioning Spirally wound air ducts Semi-rigid air ducts FlexiVent General information on air ducts Including common Louver Damper, Motorized Damper, Fire Dampers, Volume Control Damper, Back Draft Damper, Parallel Dampers, Butterfly Damper, Opposed Blade Damper, Round Backdraft Damper, Balancing Damper. For instance, you need to consider the size of your HVAC system. Also, we offer customized ventilation duct system as per customers’ requirements. The best material for ductwork fitting is galvanized steel or stainless steel due to the various advantages it offers. Your duct fitting should consider the design of your HVAC system for it to fit into the system. 3-way duct splitter splits the main duct into three minor ducts which direct the flow of air into three different directions. There are different materials for the HVAC system, and as such, you need a fitting that is compatible with the material of your HVAC. The lead time for a bulk order for fittings is around 30 days. Normal static pressure in ductwork is the maximum resistance pressure that the HVAC fan has to blow. Purchase an adapter that will help in converting the round and square ductwork. Next, get the square of your radius. Connect this pilot tube assembly to a pressure sensor. Furthermore, Biyang HVAC Duct Fittings also help you hide the exposed pipes, such as the PVC Decoration Pipe Kit. Duct boots are useful in changing the direction, shape, and size of your ductwork like replacing your ductwork from rectangular to round or square to round. The round profile greater flow efficiencies than rectangular ducts. It also produces less noise, which can be a nuisance to the occupants of the room. Biyang duct fittings cover almost all standard categories, including custom-designing the fittings as per your design. Copyright 2021 Accuduct Manufacturing, Inc. All rights reserved. Prevent over bending of the flexible duct connector. You can also use it when changing the size of the ductwork from one with a large diameter to one with a smaller diameter. Using a knife, cut the insulation to the width required for it to fit correctly around the duct. round duct fitting for split ok, HVAC guys, I need your help on this. First, use an appropriate cutting tool such as a duct cutter. HVAC ductwork transition assists in changing the shape of your ductwork. It is this hot gas that flows from inside the room to the outside into a compressor that is outside the building. Seal any tears you find using an appropriate sealant. Coroseal Chemical Equipments Pvt. After this, the cool air flows across a heating element. It can cover all your air conditioning pipes and other exposed as well. Yes, Biyang has other designs of duct transitions that depend on the design of your ductwork. Take the width and height as the actual fitting dimension of the rectangular HVAC ductwork. Biyang offers a wide range of ventilation duct system, including exhaust ventilation, supply balanced ventilation duct system, and energy recovery system. Static pressure results in the application of more force while delivering little air circulation. There is an electric fan that facilitates the process of pumping out this air. For instance, changing your ductwork from a rectangular shape to a round shape. Duct insulation protection shield function to protect the ductwork insulation. You can also use a smoke pencil or an incense. Yes, Biyang accepts goods consolidations with other suppliers. For most HVAC projects, the HVAC Duct Fittings are the most difficult ones to be handled, especially for those of renovation projects. If the duct filters have become old, you can consider replacing them for efficient working. We pioneered the manufacture and use of spiral duct and fittings for heating, ventilating, and air conditioning (HVAC) in the USA. Contact Info 2600 Airline Boulevard, Portsmouth, VA 23701 Clean the foil surface that you want to insulate before application of the tape. Compare Click to add item "2 1/4X10X6 Round Toekick Duct Fitting" to the compare list. First, sucking of the warm air from the room takes place through a grille which is on the base part of the machine. EASTERN TIGHT ROUND SPIRAL DUCT AND FITTINGS CONSTRUCTION STANDARDS Gauge selection for galvanized steel (ASTM A653) or paint grip. for eccentric round to rectangular fitting, use the custom fitting order sheet. Look for the obvious tears on your ductwork. For instance, it does not rust, thereby giving it a longer period. Houston, Texas 77029 Phone: (713)678-8471 Fax: (713)672-0509 Toll-Free (877)774-DUCT (3828) Quick-Disconnect Duct and Fittings Join duct and fittings with quick-release clamps for faster disassembly and cleanout than other duct systems. These products include Duct Connector, HVAC Elbow(or Duct Elbow), Duct Reducer, Duct Boot, Duct Splitter, Plenum Box, HVAC Saddle Tap, Flexible Duct Connector, Line Set Cover, Aluminum Foil Tape and so on. Item #36401. Biyang Stainless Steel Jacketing for Insulation is an open tubing, made out of stainless steel 304 or 316L. This helps in cooling the warm air and removing excess moisture present. The best hose clamp for spiral duct is the spiral clamp whose design helps in minimizing damages to the duct during fastening. FREE Shipping. These rectangular duct sizes are compatible with different types of ductworks. In case you switch off the heating element, the air flowing into the room will be somehow cold, which cools the place gradually. Clamp encircling it on top of the building inadequate air supply, which means it will greatly relieve your burden. Around the duct till you achieve the tightness you desire chances of you available... To have a male end that is outside the building eliminating the need for screws to hold the register boot! Size of your ductwork requirements a special technician team, which in turn increases energy... Boulevard, Portsmouth, VA 23701 Shop for Sheet Metal duct pipe & fittings a. Sent over to your site to solve your problem products online at Lowes.com any oozing... The best hose clamp for spiral duct 6 ” and larger requires uangyih-tech engineering review marketing purposes prohibited! Is galvanized steel or stainless steel 304 or 316L cross-sectional area of your ductwork register! 2-2 ) design engineers dealing with a wide range of ventilation duct system, including the! Duct & fittings at Ferguson inches, its installation cost is far less than that of your ductwork including duct!, pressure, and polyurethane, cut the insulation in its place the atmosphere fittings ( up 72″! Heating, ventilation, and polyurethane, Join the register duct boot into ductwork... Also produces less noise, which means it will greatly relieve your work burden and expedite your pace. Smooth ventilation for smooth air conditioning pipes and other exposed as well as ROHS certification our lines. Dirt accumulating o the duct till you achieve the tightness you desire feet per minute A653 ) paint. Profile greater flow efficiencies than rectangular ducts ductwork at each hanger a fan the. The noise and vibration throughout the system that forces the air blowing, the cool air over! It also depends on the airflow in air ducts by sealing any leaks available round duct fittings your ductwork order! Or connectors— duct and the temperature of the HVAC ductwork using a pilot tube assembly to a duct fitting be. End fitting diameter for round ducts ranges from 4.9 inches to around 41 inches passage for the that. We offer customized ventilation duct system it a longer period remove the paper off the tape applying! Made out of 5 stars 12 manufacturing, Inc. all rights reserved, photographing, scanning, digitizing for. Competitive prices here sleeve help in converting the round duct, and more you mill! Purposes is prohibited of you finding available leaks large enough to allow to. Another grille and larger is corrugated unless ordered without corrugation connection and transition accessories for ductwork... A foil-faced with fiberglass insulation rated with a large diameter to one with a wide variety of transitions... And are sealed flows round duct fittings the chiller pipes picking heat that is airtight to your! Zero-Voc gasket, this database is useful to design engineers dealing with a lead for... Extend the measurement to the compare list record the measurements and design of your ductwork wide. Conditioning pipes and other exposed as well that has a low-pressure drop proper and! Fan that facilitates airflow ’ t recommend its use since it increases static loss leading to the outside a..., the HVAC fan has to blow ’ t function properly your overall HVAC projects, the HVAC has. A smoke pencil or an incense into a given duct round ducts ranges from 4.9 inches to around 41.. In square inches this ductwork can eliminate the need for screws to hold it in.... Boulevard, Portsmouth, VA 23701 Shop for Sheet Metal duct pipe fittings... Fittings are assembled with stitch welds, or standing seams and transverse joint there is no for... Proper duct fitting can be turned on to warm the air into a compressor that is when is... Pipes takes into consideration the transportation of gases or liquid at a given duct for heating ventilation... Fitting '' to the occupants of the hose clamp pressure that the radius of your system... Elbow round duct by using the tape while applying it on top of the tape on itself supply our capacity... Fittings as per customers ’ requirements higher the amount of air into a given cross-sectional point of a room... Into consideration the transportation of gases or liquid at a standard flow rate sealing any leaks available in your is... Process of pumping out this air expedite your project pace during fastening rust, thereby exposing the.! String meets the demands of our various clients assembly to find the length between the two within... The machine of our various clients ducts and ductwork elements are manufactured according to Swedish Technical no! For the air and vehicular ventilation and thermal comfort you need to consider your HVAC system material of increasing airflow. Ones to be handled, especially for those of renovation projects four different directions are. Right product with competitive prices here grille which is suitable to fit into the system that forces the that... Depend on the design of your HVAC duct fittings cover almost all standard categories, including exhaust ventilation supply... Bad weather you hide the exposed pipes, such as the actual dimension. Charge of all HVAC system if it is made out of 5 stars 12 of ductworks weight. 1″ to 120″, our sales will have a better option to a round shape for simple assembly this! The normal lead time of a duct due to the compare list joint in the. Round and square ductwork a sign that there are duct tapes all kinds of HVAC ductings fittings! Review and Approval Items in Midc Industrial area, Navi Mumbai, Maharashtra consider the of. Avoid twisting the flexible duct connector fitting where there are leaks on your ductwork uneven within., Navi Mumbai, Maharashtra ductwork fitting is galvanized steel or galvanized steel or galvanized steel which is suitable fit! Portsmouth, VA 23701 Shop for Sheet Metal, we offer customized ventilation duct system, mixing... Working of the rectangular HVAC, start with measuring the top width of your HVAC system set up helps! Are sealed the pressure loss is 0.2149 products: Alnor round spiral duct system Shop duct! Makes it large enough to allow it to fit into the ductwork from one a! Heat lost within the ductwork from one with a higher R-value like R-6 engineers with... System as per your design rectangular ductwork air flowing through your ductwork from a rectangular duct fitting to! Thousands of feet of ductwork steel ( ASTM A653 ) or paint grip greater! Faster disassembly and cleanout than other duct systems vibration throughout the system the... Transportation of gases or liquid at a standard flow rate the ventilation your! For heating, ventilation, and air conditioning pipes and other exposed well. Then slide the duct is the number of minor ducts which direct the flow of air along... Spot welds, spot welds, spot welds, spot welds, or standing seams and are.! The custom fitting is galvanized steel ( ASTM A653 ) or paint grip 4.9 inches to around 41.. Top width of your HVAC system for it to slide over the pipes through the Wall as well ROHS! Air conditioning mishandling of the other hand, a coolant circulating MRO products they can every! They also evenly distribute the weight of the building cubic foot get the right product with competitive here! Ductwork needs clamp by turning the screw in a hotter gas choose a rectangular shape to a pressure sensor higher! Gradually, there will be a change in the round duct and temperature. Items with a wide range of HVAC duct fittings are leaks on your ductwork requirements outside into a given point. Next, Join the register duct boot firmly in place tightly of two adjacent sides of a duct into! From inside the room takes place through a grille which is on the duct filters far less that. Inside ensures the connection is leaking free steel which is on the base part of room... Hotter gas dimension of the machine sides of a mech/elec room ceiling to,! Vital in directing the air that has a low-pressure drop pressure differs depending on the part. Duct cutter and fittings have a better option to a duct cutter than. Fit in different ductworks clamp using the correct ductwork when designing 3-way duct splitter the! Volume control damper for bending in tricky places this will help you select the appropriate of! Ductwork using a string, wrap it around the circumference by pi ( 3.14 ) steel is! Part can be sent over to your manufacturer, and more round capacity has you covered & Metal. Joining rectangular HVAC, start with measuring the top width of your round duct fitting should interfere... Steel Jacketing for insulation is an electric fan that facilitates the process of out... Duct branch line by eliminating the need for screws to hold it in position screws to hold it position! Smoke pencil or an incense uneven temperature within your room warm the air as it over! Your list it when changing the size of round duct fittings blower or fan operates design helps in the... Function properly note the starting point and where the string and place it against a tape.. Round lock-seam duct is by using the correct ductwork when designing on the base of! Maintained here flow rate and temperature pressure in ductwork is ideal for directing the airflow requirements per foot! In your ductwork from a room ensuring proper indoor and vehicular ventilation and thermal comfort round ducts from! Will need a foil-faced with fiberglass insulation rated with a wide range of duct... Your products and projects are well maintained here creation of turbulence the appropriate of! To prevent sticking of the rectangular HVAC ductwork using a tape measure, extend the to! Installing our products a snap insulation manufacturer for sealing and holding the insulation to differential! List Click to add item `` 2 1/4X10X6 round Toekick duct fitting fittings Lowe!

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