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Captive-Aire Systems, Inc. CRB21X Roof Curb For A1-G10 Make-Up Air Fan - Varying Heights Ava

Captive-Aire Systems, Inc. |  Model: CRB21X

Captive-Aire Systems, Inc. Roof Curb For A1-G10 Make-Up Air Fan - Varying Heights Ava - CRB21X

Sale Price: $86.03
In Stock

CALCULATE Ground Delivery

(Not Available for pickup)

Captive-Aire Systems, Inc. CRB21X Specifications

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This item is brand new and ships directly from the manufacturer.

Item: Captive Aire Curb For A1-G10 Make-Up Air Fan - Varying Heights Available


  • 21" x 21" square curb for Captive Aire A1-G10 make-up air fan <
  • Available in 6 different heights: 8" roof, 12" roof, 15" roof curb, 16" roof curb, 20" roof curb, and 26" standard curb (choose at checkout)

Manufacturer Information

Captive-Aire Systems, Inc.


40 lbs.
21 in.
21 in.
26 in.

Shipping Information

Your order will be shipped from
Bedford, PA 15522
Muskogee, OK 74403
Redding, CA 96002
West Union, IA 52175
Youngsville, NC 27596

Customer Pick Up

(Not Available for pickup)

Included Options

This item is available in multiple configurations. Get the most from your investment by taking the time to select the right configuration for your needs.

Captive Aire 21x21 MUA Curb Height Option
8" High (In Stock)
12" High (In Stock)
15" High (In Stock)
16" High (In Stock)
20" High (In Stock)
26" High (In Stock)