Alan Manufacturing, Inc
3927 East Lincoln Way
Wooster, Ohio US

Phone: (800) 435-2526 or (330) 262-8077
Fax: (877) 333-2526 or (330) 262-1556
Email: alansteel@alanmfg.com
Website: www.alanmfg.com
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We will make two stud dampers in any size; however, we recommend damper blades in the range of 8 to 24" diameter.

(26-gauge steel up thru 12", 14" and larger are 24 gauge steel)

All of the following damper configurations are available for both rectangular and round dampers. DAH (Assembled) or DN (not assembled).
Two Stud Air Flow Dampers
Unit of Measure
1 2 3 4 5 

Item #

Order Code

Thickness

Damper Blade Size

Blade Style

List Price

1247 N/A SDC/DC/SAH SDC/DC/SN N/A 24 gauge N/A 8 x 18 in N/A Rectangular Quote
1248 N/A SDC/DC/SAH SDC/DC/SN N/A 24 gauge N/A 8 x 20 in N/A Rectangular Quote
1249 N/A SDC/DC/SAH SDC/DC/SN N/A 24 gauge N/A 8 x 22 in N/A Rectangular Quote
1250 N/A SDC/DC/SAH SDC/DC/SN N/A 24 gauge N/A 8 x 24 in N/A Rectangular Quote
1251 N/A SDC/DC/SAH SDC/DC/SN N/A 24 gauge N/A 8 x 26 in N/A Rectangular Quote
1252 N/A SDC/DC/SAH SDC/DC/SN N/A 24 gauge N/A 8 x 28 in N/A Rectangular Quote
1253 N/A SDC/DC/SAH SDC/DC/SN N/A 24 gauge N/A 8 x 30 in N/A Rectangular Quote
DAH N/A N/A N/A N/A Quote
DN N/A N/A N/A N/A Quote
SNB/SDC/DAH N/A N/A N/A N/A Quote
SNB/SDC/DN N/A N/A N/A N/A Quote
Unit of Measure
1 2 3 4 5