The double louver design utilizes two banks of blades. Dayton combination louver is designed to protect air intake and exhaust openings from rain and weather while still providing excellent air flow. Motorized motor driven dampers are typically used in applications where a very tight seal is required or when the damper has to operate against air pressure such as closing off a zone. These adjustable blade louvers and combination louver dampers are among our most popular. The elbd812 automatic intake dual combination damper louver has 4 deep louver blades. At fpm recommended maximum free area velocity pressure drop. A versatile combination louverdamper ideal for highvolume systems such as warehouses and factories, the cdwe46 allows for excellent water penetration resistance via its drainable louver blades as well as complete control of. Zero flue gas leakage is achieved by pressurizing the area between the two closed banks of blades with seal air. Adjustable air control louvers metal form manufacturing company.
Metal form manufacturing has been supplying air control dampers for the commercial and light industrial markets since 1967. Parallel blade louver dampers are available for openclose service, fixed flow balance control, and for use as a variable control damper at the inlet box of a fan to prespin the air entering the fan wheel. Options include internal shutters, internal dampers and a variety of electric, pneumatic and manual operators. Catalogarchitectural originals cadlouver details model 1 author. A wide variety of louver damper options are available to you, such as hvac systems, heating, and air conditioning. Va standard details div 23 hvac steam all details 1 of 2. Il23 extruded aluminum louver 4 deep 37 drainable blade stationary louver water penetration. Materials, sizes, depths, arrangements and material thickness. Multi louver parallel blade fan inlet dampers, with airfoil blades, provide excellent fan control. Actuator sizing should be done in accordance with the damper manufacturers specifications.
Rotation time for 90 degrees of travel power on running bxx2 models. Our organization is counted amongst the most distinguished providers of square louver damper. Stationary blades with extruded vinyl seals and automatic backdraft blades shall be entirely contained within a 4 102 frame. Generally onoff duty multilouver damper are parallel blades and. The frame is galvanized steel with aluminum blades. The elc combination louver has a 4 frame and a 45 degree fixed blade angle. Extruded aluminum combination louverdamper drainable blade 1606cdaf 6 152 airfoil, drainable45 6. The top countries of suppliers are india, china, and japan, from which the percentage of louver damper supply is 1%, 96%, and 1% respectively. Formed steel louver louvers and dampers quick view. Stationary blade, adjustable blade and specialty louvers are available in a variety of blade types and in frame depths from 2 through 6 inches. The blades have a felt seal on the leading edge for quiet closing and better protection from the weather. Multi louver air damper manufacturer, hvac damper valve. Ul rated firesmoke dampers also block out heat and smoke to contain or vent harmful. We have technical and customer support available by phone or email.
As we celebrate 90 years in the industry, pottorff remains committed to delivering high performing products on time and at competitive prices. Fxmbc type a 24vac belimo onoff, spring return safety, 24v torque min. Nca also has an impressive line of louvers including amca listed, acoustical, operable and hurricane tested louvers. The multilouver damper can be used for isolating or regulating the flow with quarter turn movement of blade.
In addition to testing to the amca 550 standard the louver and damper assembly must first have undergone testing to the amca 500l wind driven rain procedure 50 mile per hour wind, 8 inches rain per hour. The opposed design exhibits the best flow control characteristics with moderate leakage past the closed damper. Thus, we ensure our products are packed securely using premium packagin more. Through engineering and testing, nca will continue to be a major player in the louver and damper market so engineers and designers can specify nca with confidence. The angle of the slats may be adjustable controlled manually or by an actuator, or fixed.
Angled slats that allow light and air to pass through, but block out rain, direct sunlight, and noise. Combination louver backdraft dampers are ideal where space is limited, and there may not be enough room for installing a separate damper in behind the louver. Dampers are available in motorized and gravity operated versions. Model blade type fire resistance rating leakage class damper maximum size velocity fpm pressure in. Each meets or exceeds the industrys most stringent test performance standards and provide exceptional aesthetic appeal. Carnes high performance combination louvermotorized dampers incorporate the drainable blade design with drain spouts located at the jambs of the louver to channel water out and away from the building. Extensively used in various industries to permit a flow of air while avoiding things as objects, dirt, or winddr more. Air control dampers backdraft dampers ceiling radiation dampers ul rated fire, firesmoke, and smoke dampers louvers penthouses. Mar 16, 2012 multi louver damper valve electric actuator 4matic valves duration. Parallel blade louver dampers are available for openclose service, fixed flow balance control, and for use as a variable control damper at the inlet box of a fan to prespin the air entering the fan wheel multilouver parallel blade fan inlet dampers, with airfoil blades, provide excellent fan control. Stationary aluminum louvers stationary steel louvers adjustable and combination aluminum louvers adjustable and combination steel louvers acoustical louvers severe weather rated louvers visionsun screens penthouse louvers brick vents. Improper louver selection may lead to water leakage. Louvers are designed to allow air into the building while keeping out unwanted elements.
Damper maintenance damper maintenance general dampers require proper maintenance. Louvers are available in a range of depths from 2 to 6, in a variety of designs including standard blades, storm resistant. With that in mind, the following accessories are designed to complement and facilitate the installation of our products. Whether its a project for bid, an awarded project or for project specs, requesting a quote we are happy to efficiently assist you with your request online or give us a call at 8003876267. Heavy duty low leakage manual control damper dampers. Greenheck louvers are available in endless standard configurations. Square louver damper we offer is widely demanded in the industry due to their superior in quality and designing. Looking for dayton combination louver damper, 36h x 48w min. Stationary extruded aluminum louvers wonder metals. Louver installation instructions architectural louver. As nouns the difference between damper and louver is that damper is something that damps or checks. The elbd8 automatic exhaust dual combination damper louver has 4 deep louver blades.
Control dampers are available with parallel or opposed blades in either the industry standard triple v groove design or airfoil design. Components in common with this damper and the standard louver damper include shafts, packing glands. Air louvers catalog downloads activar construction. All shown are amca licensed for air performance and water penetration eah690 air performance only. The following installation instructions apply to all regular stationary and operable louvers fabricated out of extruded aluminum or steel.
Heavy duty low leakage motorized control damper dampers quick view. We find that this is the best lubricant for damper mechanisms. Multi louver damper valve electric actuator 4matic valves duration. Zblades riveted to operating bar and frame at 1 intervals in 112 deep welded frame. Louvers various types and depths in selecting wall louvers and vents, consideration for your application is critical to your project success. Low torque, concealed linkage blade control can be operated manually or with an actuator to. Wall louver installation instructions showing various mounting methods and options keywords. Combination louvermotorized dampers are ideal for use where space is limited, and there may not be. Blades and linkages and damper motor shafts should be periodically cleaned. Page 4 010101 july 2016 this page intentionally left blank.
The double louver damper is used to combine flow control with the capability of 100% isolation. We understand that chemical and physical invasions can cause damage to products and hamper the quality. Louvered products engineering guide price industries. Architectural louvers from architectural louvers on. Louver and damper actuators louver and damper actuators model. There are 5 suppliers who sells louver damper on, mainly located in asia. Heavy duty low leakage manual control damper dampers quick view. Most often these louvers are powered open or closed via electric actuators, which are most frequently supplied and factory adjusted by greenheck. Gravity louver damper being a highly effective, lean and fastmoving organization, we are highly instrumental in providing an extended array of gravity louver damper. Custom louver dampers for industrial air handling systems. Nailor model 1604cd is an extruded aluminum combination louver and damper that incorporates front stationary drainable blades and rear adjustable blades. Nailor model 1606cdaf is a combination louver and damper that incorporates front stationary drainable blades and rear adjustable airfoil blades, all within a single frame.
Submittal, model 1604cd, extruded aluminum combination louver. Dayton combination louver dampers e n g l i s h e s p a n o l f r a n c a i s form 5s6597 printed in u. All have a variety of accessories, blade, head and sill designs to fit your application. High strength adjustable blade linkage with selfaligning rod ends. Submittal specifications cad dwg cad pdf a versatile combination louverdamper ideal for highvolume systems such as warehouses and factories, the cdwe46 allows for excellent water penetration resistance via its drainable louver blades as well as complete control of. Standard louver this is the most basic of rectangular dampers in that it possess multiple rotating blades each hinged with two 2 stub shafts or a throughshaft. Carnes combination louver backdraft damper incorporates a stationary j blade louver in front of either an exhaust or intake backdraft damper. When selecting a louver, there are sev eral factors that should be. Join now for email updates from activar construction products group. Millfinish extruded aluminum drainable frame is 4 deep, 0. Choose from extruded aluminum or galvanized steel louvers.
This product is developed by the team of professionals using top class components and latest technology as per the set. Control dampers are available with parallel or opposed. Metal form manufacturing has supplied the air control industry with unsurpassed quality louvers, for over 40 years, to projects all around the world. Provide cs louver models, bird screens, blankoff panels, structural supports and accessories as specified andor shown on the drawings. All aluminum construction for low maintenance and high resistance to corrosion approximately 40% free area with backdraft damper. Metal forms louvers are available in a range of depths from 2 to 6, in a variety. Order dayton combination louver damper, 12x12, 45c672 at. Ul rated firesmoke dampers also block out heat and smoke to contain or vent harmful fumes and slow. Louvers are available in a range of depths from 2 to 6, in a variety of designs including standard blades, storm resistant blades, operable blades and drainable blades. The damper is configured with two rows of blades in a common frame. Rectangular frames are designed to limit deflection and combined stresses resulting from combined live and dead loads. Multilouver damper is made up of various blades which rotate on their central shaft. Ul rated firesmoke dampers also block out heat and smoke to contain or vent harmful fumes. Manufacturers must test a 48 inch x 48 inch specimen size.