Galvanized Iron Duct Hardware
C-0 C-1 C-2
C-0S C-1S C-2S
C-0 C-1 C-2
C-0S C-1S C-2S
C-0N C-1N C-2N
C-65S C-65E C-85E
C-01 C-02 C-02S
C-0S C-1S C-2S
CH20 CH30 CH40
NQ20K NQ20 NQ30 NQ40
H20 H30
Hi20 Hi30
HI20AB HI30AB
C-25 C-35
C-95B C-105B
TDF12 TDF13 TDF15
Cs20 Cs30 Cs40
AI00 AI01 AI01S
DT00 DT01 DT01S
C-MP1 C-MP
M20 105-105-2
TDF TDC