The Armstrong B series float & thermostatic steam trap is applicable to all types of steam heating and steam process equipment.
All B Series steam traps, except the 1/2″ (15 mm) and 3/4″ (20 mm), have inlet connections on both sides of the body to provide flexibility in piping.
Available in sizes 1", and 1-1/4"
Fits BI-2, BI-3, 15-B4, 30-B4, 15-BI4, 30-BI4, 15-B5, 30-B5, 15-BI5, 30-BI5 steam trap
Armstrong International B Series F&T Repair Manual