4" to 9" 30 GA
10" to 18" 28 GA
20" 26 GA
#551 - #551R8 - #559 - #559R8
ASSEMBLED DUCTBOARD START COLLAR
#550 #551 #559
Type A Type B
Constructed of ASTM-A653 CS Type B Galvanized Steel
Sizes 4” through 20”
Factory Assembled
1” Outside Ring
Knock-Out Holes for Damper Installation
Use 551 or 559 for R4.2 & R6 ductboard
Use 551R8 or 559R8 for R6 & R8 ductboard
Available with Damper – use Model #559 and 559R8
Optional Type A or B damper
Submittal Approval:
Job:_____________________________ PO No:_________________________
Location:_________________________ Job No:________________________ _
Engineer________________________ Representative:__________________
APPROVED for CONSTRUCTION:
By:____________________ Title:____________________ Date:____________________
4200 I 45, P.O. Box 1320, Ennis, TX 75120 Tel. (972) 875-5884 Fax (972) 875-0308
7951 East Evans Rd., San Antonio, TX 78266 Tel. (210) 651-5305 Fax (210) 651-5660
www.codycompany.com
Sheet Metal- #551 – #551R8 – October 2014