Forbes Marshall Single Orifice Float Trap is a single orifice condensate drain trap and the first choice for process applications. The compact construction of these float traps combined with high discharge capacity ensures maximum heat transfer. Its unique features include a self-aligning main valve, water-hammer proof float assembly, and an integral, corrosion resistant air vent. All these along with the option of a steam lock release (SLR) mechanism make the Forbes Marshall single orifice float trap the most preferred ball float trap in the process industry.