Materials:

Body, cover	Ductile iron
Trim	Stainless steel
Diaphragm	Bronze

Technical Description:

- Double layer Phosphor Bronze diaphragm: Precise and stable operation, extended service life

- Increased flow passage: Less head loss, larger capacity

- Stainless steel internals: Resistant to corrosion 

- Built-in Strainer: Prevents malfunction caused by foreign matter

- Packing-less design: Minimizes leakage to atmosphere 

- Large turndown ratio: Secondary PRV is not required

- Integrated pilot (up to 4”): Convenient installation and maintenance