MTA
Available Size Size (mm) Size (inch) 32 1″ 90 3″
Reducing Bush
Available Size Size (mm) Size (inch) 90×63 3″ x 2″ 90×75 3″ x 2.5″ 110×75 4″ x 2.5″ 110×90 4″ x 3″
Tee
Available Size Size (mm) Size (inch) 63 2″ 75 2.5″ 90 3″ 110 4″