‍ 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. 

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 and Flexdamper are trademarks of Retrozone inc.

RZMMB Damper

24 Volt Spring Return Mid-Torque Multi-Blade Damper

These are CUSTOM, Made-To-Order dampers

 that take approximately 10 business days to make

Please see our Surplus Dampers that are in stock.

RZMMB Custom Rectangular Damper, rectangular dampers, mechanical damper, custom damper, hvac, air conditioning supplies, RetroZone

Rectangular Damper Questions need to answer

 to COMPLETE your Order:


A. Size, like; “8 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. Dampers are all custom built and are subject to a 25% restock fee if ordered incorrectly, please ask any questions!

The DuroZone Multi-Blade damper for residential zoning systems has been engineered to include many features. Ribbed for strength and extruded from lightweight aluminum, the sleek frame profile provides maximum strength without excessive reduction of free area inside the ductwork. The extruded aluminum blades are mounted with friction minimizing nylon bushings to provide easy transition between opening and closing.The DuroZone Spring Return Multi-Blade Dampers also feature damper blades designed to remain within the damper frame for easy insertion and an external side-mounted linkage for smooth and quiet operation. Multi-Blade dampers are available in 74 stock sizes with a 24-volt spring return “Mid-Torque” motor.



FEATURES:

• Designed for zoning warm air, air conditioning systems and fresh air intake;Spring return open operation only, power close.

• The exterior side mounted linkage ensures quiet operation and a smooth in-duct air flow.

• The blades are mounted with friction minimizing nylon bushings.

• Extruded aluminum frame and blades make for a very strong yet lightweight damper.

• Parallel blade operation.

• Gasketing included for high integrity seal.

• 24 volt mid-torque motor already installed on damper.

• Available in 6" x 8" to 12" x 24"; both side and bottom motor mount configurations available.

• Custom sizes also available on request.

• Damper and motor guaranteed for 3 years.


These dampers Require a 10 day build time.


Note: If you are using this damper connected to a zoning system board, you will want Power close/Spring open (Normally Open), If you are using damper tied directly to a thermostat or switch, you will want a Power open/Spring close (Normally Closed). Indicate if you want your motor mounted on the short side or long side. 


If you have any questions, please give us a call at 972-633-8104.

    SMALL-A     SMALL-B    MEDIUM-C.  MEDIUM-D   LARGE-E

         $135.74                  $144.58                   $205.65                      $218.09                   $240.38

            8x6                        10x10                       12x12                         14x14                     14x8 

            8x8                        12x8                         14x10                         16x12                     16x16

          10x6                        12x10                       14x12                         16x14                     16x18

          10x8                        14x8                         16x10                         18x10                     18x14

          12x6                        16x6                         18x8                           18x12                     18x16

          14x6                        16x8                         20x6                           20x10                      20x12

                                          18x6                         20x8                           22x8                        20x14

                                          20x6                         22x10                         24x8                        22x12 

                                                                                                                                             24x10

                                                                                                                                             24x12 

This website makes use of cookies. Please see our privacy policy for details.