Safety valve, female connection
 Art. 447B
            Safety valve, female connection
            
            
            
            
            Items
| Code | Version | Size (D) | Smooth | Handle | Pack | I | L | h | 
| 447B0004A1 | 1,5 Bar | 1/2" | Plastic | 10 | 18.0 | 25.0 | 62.0 | |
| 447B000401 | 1,8 Bar | 1/2" | Plastic | 10 | 18.0 | 25.0 | 62.0 | |
| 447B0004A2 | 2 Bar | 1/2" | Plastic | 10 | 18.0 | 25.0 | 62.0 | |
| 447B000402 | 2,5 Bar | 1/2" | Plastic | 10 | 18.0 | 25.0 | 62.0 | |
| 447B000403 | 3 Bar | 1/2" | Plastic | 10 | 18.0 | 25.0 | 62.0 | |
| 447B000404 | 4 Bar | 1/2" | Plastic | 10 | 18.0 | 25.0 | 62.0 | |
| 447B000406 | 6 Bar | 1/2" | Plastic | 10 | 18.0 | 25.0 | 62.0 | |
| 447B000407 | 7 Bar | 1/2" | Plastic | 10 | 18.0 | 25.0 | 62.0 | |
| 4474B00408 | 8 Bar | 1/2" | Plastic | 10 | 18.0 | 25.0 | 70.0 | |
| 4474B00410 | 10 Bar | 1/2" | Plastic | 10 | 18.0 | 25.0 | 70.0 | |
| 447B0005A1 | 1,5 Bar | 3/4" | Plastic | 10 | 24.0 | 30.0 | 80.0 | |
| 447B000501 | 1,8 Bar | 3/4" | Plastic | 10 | 24.0 | 30.0 | 80.0 | |
| 447B000502 | 2,5 Bar | 3/4" | Plastic | 10 | 24.0 | 30.0 | 80.0 | |
| 447B000503 | 3 Bar | 3/4" | Plastic | 10 | 24.0 | 30.0 | 80.0 | |
| 447B000504 | 4 Bar | 3/4" | Plastic | 10 | 24.0 | 30.0 | 80.0 | |
| 447B000506 | 6 Bar | 3/4" | Plastic | 10 | 24.0 | 30.0 | 80.0 | |
| 447B000507 | 7 Bar | 3/4" | Plastic | 10 | 24.0 | 30.0 | 80.0 | |
| 447B000508 | 8 Bar | 3/4" | Plastic | 10 | 25.0 | 32.0 | 80.0 | |
| 447B000510 | 10 Bar | 3/4" | Plastic | 10 | 25.0 | 32.0 | 80.0 | |
| 447B0006A1 | 1,5 Bar | 1" | Plastic | 2 | 30.0 | 38.0 | 112.0 | |
| 447B000602 | 2,5 Bar | 1" | Plastic | 2 | 30.0 | 38.0 | 112.0 | |
| 447B000603 | 3 Bar | 1" | Plastic | 2 | 30.0 | 38.0 | 112.0 | |
| 447B000604 | 4 Bar | 1" | Plastic | 2 | 30.0 | 38.0 | 112.0 | |
| 447B000606 | 6 Bar | 1" | Plastic | 2 | 30.0 | 38.0 | 112.0 | |
| 447B000607 | 7 Bar | 1" | Plastic | 2 | 30.0 | 38.0 | 112.0 | 
Smooth
- Yellow
 - Chrome
 - Nickel
 - White
 
Working temperature: 0-110°C (solar 140°C) 
Max working pressure: 10 bar 
Opening overpressure: 10% 
Closing differential: 20% 
Tolerance: 10% 
Body in forged brass 
Threads: ISO 228 
Made in accordance with the safety requirements laid down in European Directive 2014/68/EU (PED)