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

Note: The RZMMB Dampers currently have a 10 day lead time due to the current aluminum shortage, but we have these sizes in stock and ready to ship

Please see our Surplus Dampers that are in stock.

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

$135.74

8x6

8x8

10x6

10x8

12x6

14x6

SMALL-B

$144.58

10x10

12x8

12x10

14x8

16x6

16x8

18x6

20x6

MEDIUM-C

$205.65

12x12

14x10

14x12

16x10

18x8

20x6

20x8

22x10

MEDIUM-D

$218.09

14x14

16x12

16x14

18x10

18x12

20x10

22x8

24x8

LARGE-E

$240.38

14x8

16x16

16x18

18x14

18x16

20x12

24x10

24x12