WE ARE YOUR 1-STOP INTERNET SOURCE FOR MOTORIZED DAMPERS, REPLACEMENT DAMPER MOTORS, RETROFIT ZONING SYSTEMS AND MORE!

 

DON’T SEE IT ON OUR WEBSITE? CALL US, WE HAVE A SOLUTION!

Retrozone&Flexdamper are trademarks of Retrozone Inc.

 Free Standard Shipping on Orders $25+ Continental USA only

  Shipping to Alaska, Hawaii, and International shipping to Canada extra. Please place the order and factory will advise of additional shipping amounts prior to shipping. 

Credit Cards will not be charged until shipping amounts are verified. 

 

Expedited shipping available. Please call for pricing. 

When selecting the motor on the short side of any damper over 24” it is considered Jackshafting.

*Jackshafting requires bolting two dampers together and adding a longer shaft to control all the parts together.

Current cost for Jackshafting is $34.00****Additional Time for production as well

SDTF Series Dampers: 

Commercial Quality Rectangular Motorized Louver Damper. 

Applications include Zone Control, Outside Air Intake, Exhaust Air Vents - control airflow in any HVAC Duct System.

   •     2 position Spring Return Belimo TF Actuator

    •     18 in. lbs. motor Torque

    •     Available as PO/SC or PC/SO

    •     Damper Blade Position Indicator

    •     The actuator may be stalled anywhere in its normal

         rotation without the need of mechanical end switches.

         Power consumption is reduced in holding mode. 

    •     24V or 120V Motor options

    •     Extruded Aluminum Frame / Blades

           with Reinforcing Channels

    •     Mounting Plate - 5" wide X Damper Height

    •     Frame - 2 1/2" wide / Blade width 1.438" within Frame 

    •      Standard 1/2” drive shaft accepts many different motors

    •     Oil Impregnated Bronze Bushings

    •     75 Sec - Power Drive / 25 Sec - Spring Return

    •    50 dB - Power Drive / 62 dB - Spring Return

    •     5 VA / 2.5 Watts

    •     5 year warranty

    •      Works with most zone panels

    •     Available in odd sizes, one inch increments, 

        like 9x15 (contact us for pricing)



SDTF Series Commercial 

Spring Return Rectangular Damper

with Belimo two-wire motor in 24v or 120v

These are CUSTOM, Made-To-Order dampers

 that take approximately 3-4 business days to make

Please see our Surplus Dampers that are in stock.

How to order a standard damper:

Just buy the damper in the size want, select your voltage, 24 or 120, then select what side you want your motor mounted, long side or short side (all sizes over 24 inches require bottom “long side” motor mount) and if you want it Normally Open (use when hooking up to a zone control system) or Normally Closed (use when hooking up to a thermostat or switch).

Custom Built and Ships in 48 Hours!

The SDTF Damper is a motorized rectangular, opposed blade, damper constructed of an extruded aluminum frame and blades, stainless steel slide, and a Belimo TF spring return motor, available in 24V (standard) or 120 / 230V (optional). The TF actuator, with it's 5 year warranty, delivers 18 in. lbs. of torque. Applications include zone control, outside air, exhaust air vents, although they may be used to control air in any system duct. Standard configuration is power open / spring return closed. Power close / spring return open is optional.







Rectangular Damper Questions You need to answer

 to COMPLETE Your Order:


A. Size, like; “08 inches x 24 inches”


B. What side the motor is on using the selected measurements; like “8 inch side”


C. Normally Open or Normally Closed when unpowered:

This means with no power applied, is the damper open?

or closed? Important: When used with a zone control system, you will need to order normally open. When used tied directly to a thermostat or switch, you will want to order normally closed.


D. Rectangular dampers are custom made and not returnable due to size or configuration errors.

Please carefully review your confirming invoice to ensure correct product for your application.

SDTF Series Commercial Spring Return Rectangular Damper, rectangular dampers, mechanical damper, custom damper, hvac, air conditioning supplies, RetroZone

SDTFS Small

Size Dampers


8x6 ($255

10x6 ($255)

12x6 ($255

14x6 ($259

16x6 ($263

18x6 ($267

20x6 ($269

22x6 ($285

24x6 ($287

8x8 ($261

10x8 ($255)  

12x8 ($255)  

14x8 ($259

16x8 ($263

18x8 ($267

20x8 ($269

22x8 ($285

24x08 ($287

10x10 ($261)  

12x10 ($261

14x10 ($265

16x10 ($267

18x10 ($275

20x10 ($287)

22x10 ($289

12x12 ($271) 

14x12 ($271

16x12 ($275

18x12 ($277

20x12 ($289

14x14 ($275

16x14 ($277

SDTFM Medium

Size Dampers


26x6 ($291

28x6 ($293

30x6 ($299

32x6 ($301

34x6 ($303)

36x6 ($305

26x8 ($291

28x8 ($293

30x8 ($299)

32x8 ($301

34x8 ($303

36x8 ($305

24x10 ($293

26x10 ($299

28x10 ($301

30x10 ($303)  

32x10 ($305

34x10 ($311

36x10 ($313

22x12 ($291

24x12 ($301

26x12 ($305

28x12 ($307)  

18x14 ($281

20x14 ($299


SDTFL Large

Size Dampers


30x12 ($311

32x12 ($313

34x12 ($317

36x12 ($319

20x14 ($299)

22x14 ($303

24x14 ($307

26x14 ($313

28x14 ($313

30x14 ($317

32x14 ($319

34x14 ($325

36x14 ($327)

16x16 ($289

18x16 ($291

20x16 ($305

22x16 ($307

24x16 ($313

18x18 ($293

20x18 ($311

22x18 ($313

24x18 ($321

20x20 ($325

22x20 ($325

24x20 ($327

22x22 ($325

24x22 ($329

24x24 ($331

rectangular dampers, mechanical damper, custom damper, hvac, air conditioning supplies, RetroZone

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