The Spirax Sarco series TD42L Low Capacity Thermo-Dynamic steam trap with blowdown valve discharges condensate very near to steam temperature and is unaffected by waterhammer or superheated steam. Best suited for steam main drainage, steam tracing lines, process equipment, outdoor installation subject to freezing and other high pressure applications.

The TD42L Low Capacity with blowdown valve is suitable for pressure ratings up to 600 PSI and condensate flows up to 700 lbs/hr.

Trap is manufactured entirely of stainless steel
Trap can be installed in the vertical position for "freeze-proof" installation
Blowdown valve expels loose material collected by the strainer
Available in sizes 1/2", 3/4", and 1"
Spirax Sarco series TD42L Low Capacity Thermo-Dynamic With Blowdown Valve specification sheet
Spirax Sarco series TD42L Low Capacity Thermo-Dynamic With Blowdown Valve IOM manual