DW TM1 CERTIFICATES

 
Pressure Class

Ductmate Flange

Corner Piece

Joint Rating
A
B

C
D

20

20

J.2

25

25

J.2

30.3

30

J.3

30.4

30

J.4

35.3

35

J.3

35.4

35

J.4

45

45

J.5

45

45

J.6

 Denotes tie bar requirement