types of Duct Damper Standard size

Product Nametypes of Duct Damper Standard size
MaterialPlastic,ABS,PVC or other material
ColorWhite or custom color
StandardChina standard
SizeCustomized
MOQ10
PackagingStandard packaging
Delivery30day
  • Hvac duct board Building Supplies | Bizrate

    B-M Certified Can be used on all types of HVAC ductwork Mildew resistant Interior /Take Off Start Collar with Damper for HVAC Duct Work Connections. more More like this

    Ask For Quote Details
  • Fire Dampers (Static & Dynamic)

    22" (559mm) and up to and including 36" (914mm): 8 screws for duct sizes greater than 36" (914mm). Refer to SMACNA Fire, Smoke and Radiation Damper Guide for HVAC Systems for information on Ductmate, Nexus, Ward, TDC and TDF systems and any additional

    Ask For Quote Details
  • Fire Dampers and Smoke Dampers: The Difference is Important

    restriction to airflow than a curtain-type fire damper for the same size duct. However, multiple-blade fire dampers can be applied in situations when the system air velocities exceed the curtain-type fire damper closure ratings. Multiple-blade fire dampers have been UL tested and are “dynamic” rated for clo-sure at 4,000 fpm and 8.0 in. w.g.

    Ask For Quote Details
  • Duct Standards Manual

    • The internal insulation type and thickness (where required). • Fitting particulars (offsets, bend radii, bend angles, fitting throat lengths, turning vane & splitter requirements, spigot sizes & position, dampers etc.). Refer to the section on standard duct and fitting details for further information.

    Ask For Quote Details
  • Duct Standards Manual

    • The internal insulation type and thickness (where required). • Fitting particulars (offsets, bend radii, bend angles, fitting throat lengths, turning vane & splitter requirements, spigot sizes & position, dampers etc.). Refer to the section on standard duct and fitting details for further information.

    Ask For Quote Details
  • Type A Fire Dampers Vertical and Horizontal

    Stainless steel construction. 1 1/2 hour rating standard - 3 hour optional vertical only. Maximum size: 36” x 36”; Minimum size: 6” x 6”. Note: When the damper or damper assembly exceeds either 48” in width or 60” in height, the retaining angles should not be less than 1 1/2” x 1 1/2” x 1/8” thick and should be attached to the

    Ask For Quote Details
  • ZoningSupply.com

    To minimize bypass air flow, increase the duct capacity by one size for each zone less than 25% of the total system air flow capacity. for systems with more than 4 zones, increasing the duct & damper sizes of the smaller zones (or all the zones) will minimize the amount of pressure relief needed when only the smallest zone damper is open.

    Ask For Quote Details
  • 16 Ways to Warm Up a Cold Room | The Family Handyman

    inside standard-size metal ducts. You mount the blower near the outlet end of a duct and duct booster fans of both types. Search online for 'in-line duct boos

    Ask For Quote Details
  • Mechanical HVAC Duct Controls | McMaster

    In the event of a fire, these dampers automatically stop airflow through duct. They have a fusible link that melts at 165° F, releasing a spring and causing the blades to close. Dampers meet UL 555 fire safety standards to help prevent the spread of fire for 1 ½ hours. They are undersized to fit inside duct.

    Ask For Quote Details
  • Fire Rated Ductworks – An Important Passive Fire

    This standard defines the way of executing the fire test and also how to interpret the different criteria. The standard split the different fire rated ductwork in 2 big groups. Duct type A – fire is outside the duct; Duct type B – Fire is inside the duct

    Ask For Quote Details
  • DUCT SYSTEM DESIGN CONSIDERATIONS

    TYPES OF SUPPLY DUCT SYSTEMS There are several basic types of supply and returnbranch dampers properly. Reducing trunk system The reducing trunk duct system (see Figure 6 onsize duct.The loop is fed by four or more ducts radiating out from the central plenum. They are usually the same size

    Ask For Quote Details
  • Consulting

    Filters can be a variety of types and sizes, from throwaway 2-in.-thick type through reusable 36 in. deep type, based upon the application for which they are needed in the AHU. Filters are rated by ASHRAE Standard 52.2 – 2012 test methods and classified by minimum efficiency reporting value (MERV). Filter MERV ratings range from 1 to 20.

    Ask For Quote Details
  • 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

    Ask For Quote Details
  • Duct Dampers | McMaster

    Choose from our selection of standard duct and fittings, quick-disconnect duct and fittings, automatic airflow dampers, and more. In stock and ready to ship.

    Ask For Quote Details
  • Fire, Smoke, & Radiation Dampers

    •Duct is permitted to penetrate three floors or less without a fire damper if it meets all of the following: •26ga minimum and located within the cavity of the wall •Opens into one unit and is continuous from unit to exterior of building •Duct cross area shall not exceed 100 sq. inches

    Ask For Quote Details
  • Volume Dampers

    In increments of 50 mm are also available in standard sizes. Damper with L or W 1200 is provided with a centre partition. Standard finish is galvanised steel with weld points protected by aluminium spray coating. Standard Sizes Models VCD- TO - O/ TO - P TA - O/ T - P/ TG - O 150 200 300 400 500 600 700 800 900 1000 1200 100 200 300 400 500 600 L

    Ask For Quote Details
  • DUCT & FITTINGS

    *MIN DISTANCE TO DUCT END "D1"= 100 - 1450 : 75mm MIN "D1"=1500 - 3000 : 125mm MIN 150mm STD STANDARD LENGHTS ("L") Type no. PUCTPA OPTIONS: Custom lengths available. Duct greater than 2100 diameter requires Uangyih-tech Engineering review and approval. Multiple and offset taps available aw end available. SP duct. Not coated duct.

    Ask For Quote Details
  • AIR MOVEMENT PRODUCTS TYPE B

    Maximum Overall Sizes MODEL K75 TYPE B PAN SIZING CHART AIR MOVEMENT PRODUCTS Email: [email protected] -- .kbelebanon.com ALL STATED SPECIFICATION ARE SUBJECTED TO CHANGE WITHOUT NOTICE OR OBLIGATION. Ref : FD KBE 2013 60" X 60" (1524x1524 mm) 120" X 120" (3050 x 3050mm ) Duct Opening Order Size in Inch (mm) Pan Size in Inch (mm) Over-all

    Ask For Quote Details
  • Duct and Bypass Design Guidance

    If necessary, modify the existing duct and/or install new duct that has been sized at a friction rate that will accommodate higher Cfm values at OEM specified static pressures and industry standard velocities. (Use ACCA Manual D to size your duct-work or use a duct calculator and select .07 friction rate value instead of the typical .10). 4.

    Ask For Quote Details
  • Fire Dampers

    Air leakage test on fire damper size 12”x12” with full closed position.conducted in accordance with the standard for fire dampers, UL555(1999), except one sample was testedType TFI: Attach damper inside sleeve and boltup, then fix one complete side of the cover angle framing.

    Ask For Quote Details
  • CURTAIN FIRE DAMPERS

    STATIC FIRE DAMPERS • MIN./MAX. SIZES D11 C URTAIN FIR E D AMP E R S D ① Maximum individual sections not to exceed 34" x 60" (864 x 1524). Maximum individual sections not to exceed 36" x 36" (914 x 914). STATIC CURTAIN TYPE FIRE DAMPERS (For use in static "fans off" systems.) MINIMUM AND MAXIMUM UL CLASSIFIED SIZES Model/ Series Type

    Ask For Quote Details


Our Location

Contact Us

Boda Aluminum Products Co.,LTD

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