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Temperature limits: for fluids from -15°C to +110°C Pressure limits: for fluids 40b Rod anti-explosion Lateral seal: High-strength virgin PTFE Better seal: 4 seals (1 high-pressure PTFE seal, 2 low and medium pressure PTFE conical anti-friction seals and 1 O-ring - low-pressure) Valve (ON-OFF) for water meter with sealing hole on the nut Standard thread according to UNI ISO 228/1 standards