A & AI Series Float & Thermostatic Steam Traps


Cast iron for horizontal installation, with thermostatic air vent

For pressures to 175 psig (12 bar) . . .
Capacities to 8,600 lb/hr (3900 kg/hr)

Armstrong A & AI Series F&T traps are for industrial service from 0 to 175 psig (12 bar) and feature a balanced pressure phosphor-bronze type bellows caged in stainless steel. Armstrong A & AI Series F&T traps are designed for service on heat exchange equipment where there is a need to vent air and non-condensable gases quickly.

The AI Series F&T traps feature the convenience of in-line connections with the same rugged internals found in the A Series.

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