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

1147 N/A SNB/SDC/DAH SNB/SDC/DN N/A 24 gauge N/A 16 in N/A Round Quote
1148 N/A SNB/SDC/DAH SNB/SDC/DN N/A 24 gauge N/A 18 in N/A Round Quote
1149 N/A SNB/SDC/DAH SNB/SDC/DN N/A 24 gauge N/A 20 in N/A Round Quote
1150 N/A SNB/SDC/DAH SNB/SDC/DN N/A 24 gauge N/A 22 in N/A Round Quote
1151 N/A SNB/SDC/DAH SNB/SDC/DN N/A 24 gauge N/A 24 in N/A Round Quote
1152 N/A SDC/SDC/DAH SDC/SDC/DN N/A 26 gauge N/A 4 in N/A Round Quote
1153 N/A SDC/SDC/DAH SDC/SDC/DN N/A 26 gauge N/A 5 in N/A Round Quote
1154 N/A SDC/SDC/DAH SDC/SDC/DN N/A 26 gauge N/A 6 in N/A Round Quote
1155 N/A SDC/SDC/DAH SDC/SDC/DN N/A 26 gauge N/A 7 in N/A Round Quote
1156 N/A SDC/SDC/DAH SDC/SDC/DN N/A 26 gauge N/A 8 in N/A Round Quote
1157 N/A SDC/SDC/DAH SDC/SDC/DN N/A 26 gauge N/A 9 in N/A Round Quote
1158 N/A SDC/SDC/DAH SDC/SDC/DN N/A 26 gauge N/A 10 in N/A Round Quote
1159b N/A SDC/SDC/DAH SDC/SDC/DN N/A 26 gauge N/A 12 in N/A Round Quote
1160 N/A SDC/SDC/DAH SDC/SDC/DN N/A 24 gauge N/A 14 in N/A Round Quote
1161 N/A SDC/SDC/DAH SDC/SDC/DN N/A 24 gauge N/A 16 in N/A Round Quote
1162 N/A SDC/SDC/DAH SDC/SDC/DN N/A 24 gauge N/A 18 in N/A Round Quote
1163 N/A SDC/SDC/DAH SDC/SDC/DN N/A 24 gauge N/A 20 in N/A Round Quote
1164 N/A SDC/SDC/DAH SDC/SDC/DN N/A 24 gauge N/A 22 in N/A Round Quote
1165 N/A SDC/SDC/DAH SDC/SDC/DN N/A 24 gauge N/A 24 in N/A Round Quote
1166 N/A SDC/TDC/DAH SDC/TDC/DN N/A 26 gauge N/A 4 in N/A Round Quote
1167 N/A SDC/TDC/DAH SDC/TDC/DN N/A 26 gauge N/A 5 in N/A Round Quote
1168 N/A SDC/TDC/DAH SDC/TDC/DN N/A 26 gauge N/A 6 in N/A Round Quote
1169 N/A SDC/TDC/DAH SDC/TDC/DN N/A 26 gauge N/A 7 in N/A Round Quote
1170 N/A SDC/TDC/DAH SDC/TDC/DN N/A 26 gauge N/A 8 in N/A Round Quote
1171 N/A SDC/TDC/DAH SDC/TDC/DN N/A 26 gauge N/A 9 in N/A Round Quote
Unit of Measure
1 2 3 4 5