Rectangular Damper

HVAC Layout & Design. The casing frame is fully sealed robust and rigid assembly formed out of best quality aluminum sheets / galvanized sheet steel of 1. Sheet Metal Connectors, Inc. ผู้ผลิดท่อส่งลมสำเร็จรูป. The VVT rectangular zone damper with the VVT Zone controller is a component of Carrier’s i-Vu Building Automation System. benefits Superior air tightness (tested at 1500 Pa). Frame : 16 guage, galvanized steel,mechanically joined. Arzel Rectangular Dampers - Bottom-Mount - 10" The rectangular EzySlide® dampers have the mounting plate and actuator mounted on either the side or. Depending on the size of the louvre damper, a multi-flap design is possible. MULTIPLE SECTION DAMPERS Typically, single rectangular dampers are manufactured in incremental sizes, up to maximum horizontal and vertical limits. This ventilation damper is motorized for zone control systems. The BDH can be installed in rectangular ducts or wall openings. These dampers are perfect for use with our ESP-400 Static Pressure Control Module and all of our residential zoning systems. Rectangular Isolation Damper Type S Krantz has developed the gas-tight, rectangular shut-off damper, type S, for use in ventilating systems with high requirements in regard to tightness, e. 0 mm thickness. X4228 - 10" x 10" Rectangular Damper, Side Mount Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name. 2 mm thickness. Sheet Metal Connectors, Inc. At Kele we make it easy to find the right Actuators and Dampers product. Ceiling Radiation Damper Assemblies 19 Wall Stack & Fittings 20 Rectangular Duct Work 21 Rectangular Reducers & Caps 21 Rectangular Elbows & Angles 21 Rectangular Collars 21 Rectangular Duct Returns & Accessories 22 Plenums 22 Vent Tops & Flashings 23 Accessories 24-25 Flexible Duct 26 Flat Full Hem S-Lock 24 Standing Seam S-Lock 24 Drive Cleat. These motorized dampers are primarily used for zone control, but have many other uses. The factory-integrated VVT zone controller maintains space temperature by modulating the amount of supply airflow through its damper. ☆Air dampers and shutters☆ on the official VENTS website Description Characteristics Photos Gravity backdraft damper for air flow cut-off in rectangular air. printed in U. Zone Control Systems. Please do be aware some dampers use similar motors but the shaft dimensions are different, and thats why we include those dimensions here. System Air Dampers. Traditional barometric bypass (BB) dampers use a weighted arm and barometric pressure to open and close the. Find your DAYTON RECTANGULAR BALANCING DAMPER,12X8 at Acklands-Grainger. If system requirements dictate damper sizes larger than the maximum available, single dampers can be arranged in multiple section assemblies (Fig. de Krantz Filter Systems and Dampers. Honeywell - The ZD is a power close and spring open damper. ASTERN SYNTECH CO. Rectangular ductwork commonly is fabricated to suit by specialized metal shops. Certified for years, they guarantee maximum security in a wide range of buildings. Shipping rates apply to the Continental US only. in nuclear facilities, laboratories, etc. The factory-integrated VVT zone controller maintains space temperature by modulating the amount of supply airflow through its damper. Find quality duct fans & dampers online or in store. Rectangular Dampers. Rectangular to Round Takeoff with Damper - High Efficiency. RECTANGULAR Zone Dampers. (38" x 16" - fits any brick fireplace with a rectangular damper) Large Draftstopper $59. NCA is a brand of Metal Industries Inc. The 301 may be used with either our 820A-C rectangular or our 5020-B round bottom duct mounted damper. Durozone HVAC Motorized Zone Control Spring Return Small Rectangular Damper 11 sizes from 6x8 to 14x6 5 yr best in class warranty $125. The damper is available in power open/power close, power close/spring open, and power open/spring close. Manufacturer of lock-seam, high pressure spiral pipe and fittings. Damper frame, blades and linkage are made of extruded aluminum. Round duct is made using a continuous spiral forming machine which can make round duct in nearly any diameter when using the right forming die and to any length to suit, but the most common stock. Aprilaire 6732 10" x 10" Rectangular Side Mount Duct Damper. The Fire Dampers to include a release cassette with memory metal spring, which will release the damper at 72 dec C, the cassette shall also be self-latching reset. The CD36 commercial control damper offers sturdy, steel construction with interlocking frame design. The Halton FDR is a fire damper for rectangular or large circular ducts. Pressure Relief dampers have an adjustable open trigger pressure and close upon a decrease in the differential pressure across the damper. This Aprilaire damper features an adjustable stop and 60hz synchronous type motor. Our damper selector makes it easy to find exactly what you need. Like dampers, louvers are usually made of aluminum or steel. Duct dampening is part of our residential ventilation at Lindab, helps you stop unnecessary energy losses, enhance indoor climate and cut running costs! National websites Direct contact for Lindab products and system in your country (local languages). The Roto-Twist® series of radial, round, and rectangular cable operated dampers are designed to allow damper adjustment through the face or the diffuser or grille, or from a small access point in the ceiling or wall. These dampers are perfect for use with our ESP-400 Static Pressure Control Module and all of our residential zoning systems. Cable operated dampers are the most convenient and economical way to balance air flow through the face of a diffuser. The Constant Volume Rectangular Dampers are designed to provide a pressure-independent maximum air flow to a space. Some industrial dampers are designed for pressure relief, or recommended for use within specific HVAC systems. Multiple Section Damper Assembly. To select a damper which will meet the requirements of a particular application, the relationship between the flow rate through the damper and the position of the damper blades must be understood. Ceiling Radiation Damper Assemblies 19 Wall Stack & Fittings 20 Rectangular Duct Work 21 Rectangular Reducers & Caps 21 Rectangular Elbows & Angles 21 Rectangular Collars 21 Rectangular Duct Returns & Accessories 22 Plenums 22 Vent Tops & Flashings 23 Accessories 24-25 Flexible Duct 26 Flat Full Hem S-Lock 24 Standing Seam S-Lock 24 Drive Cleat. Rectangular Ductwork, Plenums, and Takeoffs Select from the menu below to view any of our product lines. 081 extruded aluminum frames. Planning to add this went Hood damper assembly. HVAC Layout & Design. The heavy gauge cast iron boot can withstand extreme temperatures. FREE Shipping. Balancing damper constructed from galvanised steel casing. If you need a custom damper, contact the Take-Off Service at takeoff. 4" Deep Balancing Damper, Single Thickness Blade, Galvanized Steel Construction, 250F Max Std. Langdon offers rectangular, round , oval and spiral ductwork made from a wide variety of materials including galvanized, galvanneal, stainless steel, aluminum and pcd coated. Note: If the By-Pass CFM amount is 30% or less of the Total System CFM, No By-Pass is required. Order DAYTON Rectangular Balancing Damper, 12x8, 22CV83 at Zoro. Helps control air movement in the warm air supply to maintain static pressure. Chimney damper repair is a dirty job so before you begin put on a pair of safety glasses, gloves, a hat and some old clothes to keep you protected from falling debris. [email protected] Aggressive research and development keeps Greenheck a major player in the damper industry. Manufactured complete with 35mm flanges both sides. The actuator should be situated near the center of the jackshaft for best results. A complete line of damper products for fire and smoke control in life safety systems and for airflow control in commercial HVAC and industrial systems. PC/SR Damper Manual. Rectangular dish damper to create a barrier between hazardous contaminants and filter change-out components typical to a containment system. HVAC dampers can monitor air flow, temperature and humidity throughout homes and buildings. The damper blade is a formed 3V style and is controlled by the 1/2" round control rod most likely with the use of a quadrant. Damper Accessory Kits and Replacement Parts Product Bulletin 7 DMPR-KC206 Three-Panel Jackshaft DMPR-KC206 couples three panels to the same actuator. Greenheck dampers bring the same quality engineering and manufacturing that has earned Greenheck its position as an industry leader. M10417 Fig. These dampers are perfect for use with our ESP-400 Static Pressure Control Module and all of our residential zoning systems. Galco Industrial Electronics is dedicated to providing world-class control engineering solutions through the integration of high performance products such as FANUC FA America CNCs, ABB Drives, Control Techniques, Yaskawa and Eaton Automation. Please do be aware some dampers use similar motors but the shaft dimensions are different, and thats why we include those dimensions here. Aluminum rectangular damper w/ Ecojay by Belimo motor Built to stand up to use and abuse. 9700 Series Rectangular Dampers Frames are welded galvanized steel 16 or 18 gauge. Made with aluminum blades and a stainless steel frame making these dampers the more economical choice. Ruskin's Commercial Control Dampers provide superior air control, high performance, and sustainable energy efficiency. DESCRIPTION: These Drop-In Dampers are made of 304 stainless steel, and can be used on round, square or rectangle flue tiles. Back Draft dampers are commonly installed in fan exhaust systems to prevent a back draft of outside air when the fan is off. The ZD is typically used with the TrueZONE and other electronic zoning systems. Find a large selection on all pipe dampers at everyday low prices. [email protected] 12" x 8" Rectangular Duct Volume Damper. Choose from square, round and rectangular balancing dampers in a variety of sizes to help you find the right balancing damper for your application. Answer Jaya This damper hood would be size 10" x 3 3/4" rectangular ducting that will need to go to it. Greenheck dampers bring the same quality engineering and manufacturing that has earned Greenheck its position as an industry leader. Note that there are basically two types of damper shapes, one, is a round one (or square shape) found in manufactures fireplaces, and the other is a rectangular metal blade, found in site built brick, stone /masonry fireplaces. This ventilation damper is motorized for zone control systems. Spring loaded flexible metal seated blade with high efficiency ceiling upto 99. Damper Models 201, 202 and Backdraft Dampers can be furnished in rectangular configurations using our custom fabrications. System Air Dampers. How to order: Just. It is suitable for commercial HVAC applications. Dayton 2TGA3 - Rectangular Fire Damper 5-3/4x9-3/4 in. The first one is the multi-blade damper DSQW. When secunng dampers with sheet metal screws. TrueZONE Bypass – CPRD RRD Dampers. The Constant Volume Rectangular Dampers are designed to provide a pressure-independent maximum air flow to a space. Buy wall caps and save. Rectangular smoke evacuation damper with superior airtight properties and a fire resistance up to 120 minutes. These dampers are available with square or rectangular parallel blades. Back Draft Dampers. Single-piece blades are fabricated from a single thickness of 16-gauge galvanized steel, with multiple grooves running the full length for structural strength. The Model CD-111 (parallel blade) is a rectangular damper that has 16 gauge galvanized steel (3-V shaped) blades, and a 16 gauge galvanized steel frame. zone damper will not open Hiwe got a 10 yr old trane 2 stage variable speed furnace with two zones. CPRC motorized rectangular duct damper to control the air inlet of the zone when attached to an air distribution rectangular duct. Rubberstock supplies a wide range of cylindrical vibration dampers and impact dampers in many sizes from stock. The collar is angled back toward the damper. Solid hardware allows smooth operation. ZD Rectangular Dampers. It may also be used in combination with our 927 and 1200 right angle controls on. Stamped frame and core available. Rectangular fire damper FK-90 with servomotor 24V_200x200 int/en. The BDH can be installed in rectangular ducts or wall openings. Fitted with an external visual indication of the damper curtain. Dampers & Blastgates Rectangular Volume Damper in 1’ [300mm] of Duct with Slotted Quadrant ATS Part Type #161 Rectangular Volume Damper in 2’ [600mm] of Duct with Locking Quadrant. Durozone HVAC Motorized Zone Control Spring Return Small Rectangular Damper 11 sizes from 6x8 to 14x6 5 yr best in class warranty $125. Also available in rubber seated blade Available with manual gear mounted, pneumatic actuator and electric actuator available. Two-Position Rectangular Dampers (HD-XXXX Series) Price: You must be logged in to order products online, click here to login This product comes in different variations. Square and rectangular butterfly dampers are also available as well. Jon Burris demonstrates rectangular single blade damper installation in the MKT shop. DZ1 Series Rectangular (D-Z1-XXXX) Zone One Two-Position Stand-Alone Rectangular Dampers. Do be mindful when you add a damper, though, as your home's. Shown below are views of some of our fiberglass dampers. This allows us to enhance your browsing experience and enables us to understand how you use our site. The UT32 Titan Thermostat must be ordered separately. Damper is 1/4" undersize from nominal size for ease of installation. Our Dampers are available in a full range of sizes, if you can not find the size you require please contact us on 01592 778330. Our wide selection of grilles, registers, diffusers, and accessories includes a variety of shapes and sizes to meet any application and budget requirement. It has a 24-volt motor used to control circulating air in HVAC systems and used when a normally-open damper is required. Easy online ordering and next-day delivery available with 24/7 expert product support. Fireplace Damper Replacement Parts and Accessories. • Adjustable range stops. Like dampers, louvers are usually made of aluminum or steel. Rectangular Fire Dampers Fire damper made of calcium silicate Type BKU Multi blade fire damper Type BKI Fire damper completely without. Since then, the market for individual room temperature control has continued to grow, and so has Honeywell's leadership position in the category. 081 extruded aluminum frames. X4227 - 8" x 30" Rectangular Damper, Side Mount Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name. galvanized steel. Dynamic fire dampers are a spring loaded fire damper, just like the curtain style, used in high velocity circumstances. Air Balance Rectangular Balancing Damper - 10"W x 6"H The AC 111 is a galvanized steel rectangular balancing damper equipped with a locking quadrant operator to assure the damper blade stays in place after adjustment. EARD Series Damper The EARD is a round damper with a 24 Vac powered-open/ spring-closed motor. Langdon has the ability to construct industrial ductwork used in exhaust, dust-collection and air-pollution control systems. com offers 368 rectangular dampers products. Looking for DAYTON Fire Damper, Static, Vertical Mounting Type, 1-1/2 hr. Custom slide gate dampers and guillotine dampers are designed, manufactured, shop assembled, and tested in-house at our facilities in Alabama. A wide variety of rectangular damper options are available to you, such as hvac systems, ventilation. Broan ventilation fan ducting, dampers, adapters, wall caps and roof caps. Belimo Actuators available. The industrial damper MRO is designed to adjust the volume of air flow in large-sized ventilation network. Dampers physically open and close to regulate room temperatures in an HVAC system. We offer configurations to address nearly any air control situation. Description. As velocity changes, the asymmetrical angled damper blade self-adjusts to maintain a maximum airflow. If you need help verifying the correct part for your equipment please call our office and we will assist you. Where fittings of configurations not shown in the HVAC-DCS are shown on the contract drawings, they shall be constructed as though they were therein. With a sturdier frame, the damper installs in the duct much faster and easier and the nylon bushings insure quieter operation. Rectangular (Multi-blade and Single Blade Type) Round Type Flat Oval Type. Damper Installation Installation Instructions for Air Control Dampers. Options include aluminum or stainless steel construction, blade edge & jamb seals for low leakage and a variety of electric, pneumatic or manual operators. Vinyl or silcone blade seals. 1-855-431-2842. Size: Choose any size above; Standard sizes shown ship in 48 hours. make sude3 application steel plant4 technical specification of rectangular multilouver damper 4. Round dampers rotate in 45-degree increments, while rectangular ones rotate at 90-degree. The damper is available in power open/power close, power close/spring open, and power open/spring close. Part # 101CD W x H (shown) Rectangular Heavy Duty Damper designed for 7. National websites Direct contact for Lindab products and system in your country (local languages). Global Industrial is a Leading Distributor of HVAC/R & Fans supplies. Balancing damper constructed from galvanised steel casing. Overlapping blades and a strong positive off motor insures accurate control of all zones. HVAC Control Dampers Commercial control dampers are used in buildings to regulate the flow of air in an HVAC system. The ZD is typically used with the TrueZONE and other electronic zoning systems. Easy online ordering and next-day delivery available with 24/7 expert product support. Our damper selector makes it easy to find exactly what you need. , offering a complete line of air distribution and air terminal products. Since the hysteretic loop of the friction dampers is perfectly rectangular, similar to perfectly elasto-plastic material, the friction dampers can be modeled as fictitious plasticity element having yield force equal to slip load. Literature. Buy Honeywell TrueZONE Rectangle Zoning Damper Direct and save. Aprilaire 6732 10" x 10" Rectangular Side Mount Duct Damper. We offer a complete line of rectangular to round transitions for spiral pipe. Welcome TO RUKSIN TITUS. The Aprilaire 6725 is an automatic damper of the following size:. ZD Rectangular Dampers. 1) California Title 24 (2013 edition, section 140. Utilizing a 4″ x 10″ opening, the 7840R features a sliding damper for 100% air flow control, four mounting holes, and a clean, high-tech look!. The dampers can be installed in rectangular or circular ducts. About 71% of these are hvac systems & parts, 2% are other furniture hardware. Hysteretic damper. NOTES FOR SPECIFIER; 1. The casing frame is fully sealed robust and rigid assembly formed out of best quality aluminum sheets / galvanized sheet steel of 1. Jon Burris demonstrates rectangular single blade damper installation in the MKT shop. The system is adjusted at installations and can be adjusted over a wide range of desired flows. An Ultra-Zone control system is the most cost effective improvement you can make to your home. Where: V (Velocity) = CFM/(Square ft. Our dampers can be supplied as motorized dampers if required. Arzel Rectangular Dampers - Bottom-Mount - 10" The rectangular EzySlide® dampers have the mounting plate and actuator mounted on either the side or. Diverter Damper Fit: Attached or linked to piping/duct flanges or directly to duct Flanged connections may be alignment bolted and seal welded into the duct, or provided with bolt and gasket type connections. Ultimate one way air flow valve allows air to flow out but not back in. Rectangular dampers MRO MRO. Ruskin works with a variety of materials, including galvanized steel, stainless steel, aluminum and fiberglass to match your exact specifications. Directory of Corporate Capabilities. 64 Free Shipping. Butterfly Damper Design. The minimum area through which air can pass, in a square, rectangular, round, or oval Zone Damper. Rubber dampers or shock absorbers are used to reduce the transmission of shock to the surrounding structure. Superior Service. In some applications airfoil blades are employed so as to minimize the static and noise created by the blades. FDB2 fire and gas dampers are used in offshore, marine and navy ventilation systems. In addition, its flexibility allows for easier. All fittings are fabricated with stiffening beads on duct sizes 19" wide and larger which have more than 10 square feet of unbraced panel. For Canada, Alaska, and Hawaii additional shipping is required. Round duct is made using a continuous spiral forming machine which can make round duct in nearly any diameter when using the right forming die and to any length to suit, but the most common stock. California Economizer zone dampers provide room by room zone control. Install balancing dampers with the blade in the horizontal position. The heavy gauge cast iron boot can withstand extreme temperatures. Download the BIM object Motorized rectangular duct damper-CPRC MTE from AIRZONE free of charge. Inventory is sold and received continuously throughout the day; therefore, the quantity shown may not be available when you get to the store. Contact ProcessBarron. Damper Accessory Kits and Replacement Parts Product Bulletin 7 DMPR-KC206 Three-Panel Jackshaft DMPR-KC206 couples three panels to the same actuator. Round and rectangular gear driven blastgates, chainfall and motor driven Actuation We also offer a wide variety of actuation products including, manual, gear driven, electric or pneumatic actuators which can be pre-installed and tested to insure the proper functioning, speed of operation, and proper preload against blade stops. Cable operated dampers are the most convenient and economical way to balance air flow through the face of a diffuser. Two-piece blades are manufactured with the same longitudinal grooves and are. Where fittings of configurations not shown in the HVAC-DCS are shown on the contract drawings, they shall be constructed as though they were therein. The versatility of fabricated dampers allows Shan-Rod to design the damper to your specifications as required by your systems. The Gastight Rectangular Shut-Off Damper, type GD-R, surpasses by far the leak tight-. We have chosen a plant within your radius that has stock. , offering a complete line of air distribution and air terminal products. Motor has red and green LED’s that indicate damper position as well as when motor is moving and in what direction. Openings in vertical fire separations ie: walls and partitions, require a vertical mount fire damper (duct runs horizontally). kaztechnologies. Rectangular RV AC Vent #7840R-4″ X 10″ w/damper For our customers requiring a rectangular ceiling vent for AC systems, we offer the 7840R-WH-4H. Made with aluminum blades and a stainless steel frame making these dampers the more economical choice. The damper is either a Spring Return type for both horizontal and vertical mounting or Gravity Return used in vertical venting only. Gastight rectangular shut-off damper, type S Leak test device, type LTD July 2013 Page 14/15 info. The damper of claim 6 wherein said tongue element has a trapezoidal, rectangular or square cross-sectional portion and said groove element has a cross-sectional portion complementary to said trapezoidal, rectangular or square cross-sectional portion. MULTIPLE SECTION DAMPERS Typically, single rectangular dampers are manufactured in incremental sizes, up to maximum horizontal and vertical limits. The air flow is adjusted by simply pushing or pulling on the core wire which changes the damper blade position. printed in U. The motor is power open/power close. The first one is the multi-blade damper DSQW. Custom HVAC Damper Design Capabilities. Overlapping blades and a strong positive off motor insures accurate control of all zones. Automatically bypasses excess air due to increases in Duct Static Pressure. Model Number: 441. Stainless Steel Fastener. Add to Cart. Gastight Rectangular Shut-Off Damper, Type GD-R Components such as damper systems used in ventilation systems for sensitive areas, like the chemical, the pharmaceutical and the nu-clear industry have to fulfil high leak tightness requirements. Click one of the rotate tools to rotate the damper counter-clockwise or clockwise in relation to the connector. Find Similar Products by Category. Hysteretic damper. FDR - Fire Damper for Rectangular and Circular Ducts 20/FDR/3500/0907/E an installation flange, which is used to fasten the fire damper to the concrete surface with screws before grouting. PRODUCT DESCRIPTION. Rectangular Supply Dampers* Part Number Size ZD10x8 10" Rectangular Damper ZD12x8 12" Rectangular Damper ZD14x8 14" Rectangular Damper ZD16x8 16" Rectangular Damper ZD18x8 18" Rectangular Damper ZD20x8 20" Rectangular Damper ZD20x10 20" Rectangular Damper ZD24x8 24" Rectangular Damper * Damper sizes available in 125 variations. max differential pressure. Single-piece blades are fabricated from a single thickness of 16-gauge galvanized steel, with multiple grooves running the full length for structural strength. Click this category to view all the chimney damper sizes and styles available. It is designed to allow maximum air flow and. IRIS dampers are a brilliantly simple solution for fast and exact measurement, balance and control of airflow. The Zone Controller and actuator are mounted in the rectangular damper kit. They can be used in intake, exhaust, or mixed air applications. shop our product. It is used when a normally-open damper is required. Ruskin's Commercial Control Dampers provide superior air control, high performance, and sustainable energy efficiency. Extruded aluminum frame with rollformed aluminum blades. Solid hardware allows smooth operation. Replacement 24vac damper Synchron motor for RetroZone rectangular damper You must either match the numbers, or visually the output shaft. A505 — Aluminum 2-way Corner Ceiling Diffuser, MS or OBD damper. The damper’s blade design allows for a lower pressure drop than bubble-tight dampers with circular or oval blade designs. Please try again later. Ceiling Radiation Damper Assemblies 19 Wall Stack & Fittings 20 Rectangular Duct Work 21 Rectangular Reducers & Caps 21 Rectangular Elbows & Angles 21 Rectangular Collars 21 Rectangular Duct Returns & Accessories 22 Plenums 22 Vent Tops & Flashings 23 Accessories 24-25 Flexible Duct 26 Flat Full Hem S-Lock 24 Standing Seam S-Lock 24 Drive Cleat. This is a mistake, zone dampers have lots of moving parts and can be a source of many problems. A wide variety of rectangular dampers options are available to you, such as hvac systems, ventilation. the information in this document is subject to change at any time without notice. Model : DF-332. This allows us to enhance your browsing experience and enables us to understand how you use our site. MULTIPLE SECTION DAMPERS Typically, single rectangular dampers are manufactured in incremental sizes, up to maximum horizontal and vertical limits. Grilles, Registers and Diffusers No one satisfies the demands for air distribution solutions better than Hart & Cooley. Rectangular smoke evacuation damper with superior airtight properties and a fire resistance up to 120 minutes. For square and rectangular VCD’s, standard damper construction comes with opposed blade arrangement with external linkage. Two-piece blades are manufactured with the same longitudinal grooves and are. The round dampers have a power close-spring open and use a gasket to reduce low air leakage. Ductmate offers a full line of Aire Technologies Fire Dampers and Ceiling Radiation Dampers. Factory assembled available. The damper is installed upstream of the diffuser with the control cable outside the airstream. Five basics decisions are required to select the damper. Scroll below to the "HVAC ZONING DAMPER GUIDE" for installation &sizing information. Round and rectangular gear driven blastgates, chainfall and motor driven Actuation We also offer a wide variety of actuation products including, manual, gear driven, electric or pneumatic actuators which can be pre-installed and tested to insure the proper functioning, speed of operation, and proper preload against blade stops. The Rectangle to Round Insert Adapter Boot allows you to make connections between round flex liners to inserts and stoves with rectangle or oval exhaust openings. 44 amp 60HZ". The damper is either a Spring Return type for both horizontal and vertical mounting or Gravity Return used in vertical venting only. Single-piece blades are fabricated from a single thickness of 16-gauge galvanized steel, with multiple grooves running the full length for structural strength. Made with aluminum blades and a stainless steel frame making these dampers the more economical choice. The rectangular EzySlide® dampers have the mounting plate and actuator mounted on either the side or bottom of the damper. If you are unsure of how to choose the right fireplace damper for your hearth, we can help. Available in Rectangular and Round. Shop pipe dampers at VentingDirect. Ductwork zone dampers: what is a zone damper and how do they work on heating or cooling ducts? - Ductwork Zone Dampers & Airflow Controls - How to add or use a warm air heating or air conditioning cooling zone & zone damper control. Rectangular smoke evacuation damper with superior airtight properties and a fire resistance up to 120 minutes. Rectangular and circle shape dampers. Damper Sleeves are made from Galvanized Steel and have a 1 ½" Stand-Off for the locking Damper Handle to raise it above any fiberglass insulation you might wrap around the outside of the damper sleeve after installation. Both the control rod and the 1/2"rd x 2-1/2" long pin on the other end of the damper will protrude out each side of the duct. This Aprilaire damper features an adjustable stop and 60hz synchronous type motor. This damper utilizes two fully retractable threaded spring bearings, one washer with pointer handle, and a 5/16-18 wingnut. Round Damper Installation Instructions > Spring Round Return Damper Lit Sheet > Spring Return Round Damper Installation Instructions > Pressure Relief Dampers. You may have to register before you can post: click the register link above to proceed. The D3 series is a general purpose damper intended for applications where low leakage performance is not necessary. Some industrial dampers are designed for pressure relief, or recommended for use within specific HVAC systems. TrueZONE Bypass Dampers (CPRD) are round static pressure relief dampers. the information in this document is subject to change at any time without notice. With a sturdier frame, the damper installs in the duct much faster and easier and the nylon bushings insure quieter operation. exhaust gas, air) in ducts with a rectangular cross-section. Aprilaire 6729 8" x 24" Rectangular Side Mount Duct Damper. A wide variety of rectangular dampers options are available to you, such as hvac systems, ventilation. Broan ventilation fan ducting, dampers, adapters, wall caps and roof caps.