استبدال للواتس 9D-M2 3/4 "مانع التدفق الخلفي لصمام الفحص المزدوج مع فتحة تهوية جوية
مميزات خاصة
- 9D-M2 3/4" Dual Check Valve Backflow Preventer , NPT female inlet and outlet connections
- Operating Temperature Range: 33 - 250°F
- Working Pressure: 175 psi
- Minimum Pressure: 25 psi
- Material: brass body with stainless steel internal parts
وصف
Replacement for Watts 9D-M2 3/4" Dual Check Valve Backflow Preventer with Atmospheric Vent
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