Series 140 Automatic Reseating Temperature and Pressure Relief Valves now come packaged with SentryPlus Alert® discharge line flood sensors for monitoring unwanted valve discharges once activated

Large HAP Hangers are made from low carbon steel

providing a flexible adherent membrane coating

2" canopy single-wing handle

1 GALLON HEAVY DUTY ZAP DRAIN PIPE OPENER SULFURIC ACID STOVE PIPE WYE-GALV Series 140 Automatic Reseating TemperatureTHE FAST SOLUTION TO EMERGENCY WASTE LINE STOPPAGES NO MECHANICAL EQUIPMENT NEEDED Black Swan's Zap Drain Pipe Opener is a heavy duty, sulfuric acid drain opener formulated specifically for emergency use. ZAP quickly clears clogged drains and waste lines: thaws frozen lines. Disintegrates paper, rags, sanitary napkins, lime and scale deposits, food scraps and other organic matter. Melts grease quickly. ZAP is manufactured with concentrated virgin