Rosette Plate for Sprinkler Price All Type Orifice Plate in Fire Fighting. We are attaining trust from a huge client base that relies on our offered ORIFICE PLATE. Widely trusted as the precisely designed automatic control valves, the offered models are best suited for protecting fire protection systems from air lock. We are designed these valves in variety of configurations and end connections. Further, the offered valve is made from stainless steel material and can be ordered at a leading price.