Designed for installation at the bottom outlet of an aboveground storage tank (AST) where product flow must be stopped in the event of a fire. Fusible link holds the spring loaded valve open until activated.
- Adjustable hold open mechanism
- 212° UL Listed fusible link standard (165° available)
- Body and plunger: Brass
- Shaft Packing: PTFE impregnated Fiber or PTFE
- O-ring: FKM or PTFE
- Spring: Stainless steel
- Shaft: Zinc plated steel