Elbow
16 20 25 32
Equal tee
16 20 25 32
Socket
16 20 25 32
Heterogeneous socket
20×16 25×16 25×20 32×20
BRT
20×20×16 25×25×16 25×25×20 32×32×16
32×32×20 32×32×25
BORT
20×16×16
ERT
20×16×20
Straight reducer()Pipe size
(20)×16 (25)×26 (32)×20 (32)×20
Spigot short elbow
16
Spigot long elbow
16
Spigot tee
16
Air chamber cap
16 20