Standard Sizes Collar Damper

Product NameStandard Sizes Collar Damper
MaterialPlastic,ABS,PVC or other material
ColorWhite or custom color
StandardChina standard
PackagingStandard packaging

    Design CFM – Used to properly size the dampers based on a maximum FPM air velocity at the register to avoid air noise and still provide enough throw to heat or cool the space. (Typical acceptable FPM 600 to 800) Max CFM – The maximum amount of air that might move through a damper if it is the only zone open. This assumes the pressure relief is also sized properly (see Pressure Relief below).

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    NOTE: Type-C dampers and Type-C sleeved dampers are the only dampers that can be built as medium/high or high pressure. Low pressure (less than 3” w.c.): Standard fire damper, no additional construction is required. Medium/High pressure (from 3” w.c. up to 10” w.c.): The damper frame is wrapped with a 5” wide piece of metal.

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  • Products

    When additional air balancing is required, GSI's in-line sleeve damper has been specifically engineered to work with our GreenSeam Plus pipe. The in-line damper provides the best way to keep the system factory sealed and add supplemental system air balancing. Yellow Union Label manufacturing is standard on these products.

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  • Dog collar sizing chart

    Dog Collar Sizing Chart. Use the measurements below to help you choose the right collar for a healthy, happy pet. (1 lb = .45 kg) Dog Collar should be snug enough to fit two fingers between the dog's neck & their collar.

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  • Vestal Manufacturing

    standard size flue lining size fireplace dimensions in inches vestal manufacturing company 24 30 36 42collar rear bearing set screw vestal fireplace damper rotary control (interchangeable with poker control) all controls for vestal fireplace dampers, regardless of the type control are simple, rugged, smooth working and foolproof. flue

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  • Dampers and Actuators Catalog

    the engineer sizes dampers for economy, considering both the initial cost and the ongoing energy effects the pressure drop and open damper creates. About Damper Sizes The building's mechanical plans provide a summary of required dampers. Damper sizes may be indicated in the floor plans or control drawings. Selecting the

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  • #503Atd Metal Air Tite Starting Collar With Damper

    The #503ATD Metal Air Tite Starting Collar w/Damper is available in 12 sizes from 4″ through 20″. Air Tite series starting collars have a gasketed flange to ensure the best possible sealing at the joint.

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  • #500D Metal Starting Collar With Damper Archives

    The #500D Metal Starting Collar w/Dampers are available in 14 sizes from 4″ through 24″ diameters.

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  • Welcome to Standard

    High Performance Damper Drives for Precision Damper Control "Drop In Place" for Easy Retrofit Solutions of Existing Damper Drives; Wide Range of Torque Ratings available in seven (7) sizes from 90 to 10,415 ft. lbs. (122 TO 14,312 Nm) Quarter-turn (90 deg.) Rotation is standard. Other degrees of rotation are available.

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Contact Us

Boda Aluminum Products Co.,LTD

Address: Jingjiang, Taizhou City
Jiangsu Province, China
Zip code - 214500
Telephone: +86 18262317598
E-mail: [email protected]