The Spence A Series Stem trap is of balanced pressure design with stainless steel welded actuator capable of discharging within 10°F of saturated temperature. Where greater sensitivity is required, SLT orifice and Sterilizer trim is available to allow condensate evacuation at or near saturated temperatures. Thermostatic actuator employs a conical valve lapped in matched sets with the seat ring assuring tight shut off. A minimum of two orifice sizes with the seat are available allowing for custom capacity sizing. Trap shall is bronze bodied suitable for pressures through 200 psig and available in 1/2″ through 1″ NPT connections.