- Model ZSJF601 (Groove Type)
- Design & Manufacture Standard: EN 1567, FM1362
- Face to Face Dimension Standard: BS EN558, Series 1
- WSD Acceptance No: ZC20250701
- 型Model ZSJF401
- Design & Manufacture Standard: EN 1567, FM1362
- Face to Face Dimension Standard: BS EN558, Series 1
- WSD Acceptance No: ZC20250702
- Model ZSJF602 (Groove Type)
- Design & Manufacture Standard: EN 1567, FM1362
- Face to Face Dimension Standard: BS EN558, Series 1
- WSD Acceptance No: ZC20250699
- Model ZSJF402
- Design & Manufacture Standard: EN 1567, FM1362
- Face to Face Dimension Standard: BS EN558, Series 1
- WSD Acceptance No: ZC20250700
Pressure Reducing Valves
YQ減壓閥門通過彈簧載入活塞和隔膜裝置，將閥門入口處的高壓水轉換為出口處的低壓水輸出，有助於調節這些波動的主管道壓力，在壓力過高時將其維持在適當的水準，操作是通過導閥控制減壓閥的開度來調節壓力。