Mains Stop Valve Threaded with Drain Ports
Useful Information
Technical Specification
- Material: Glass-reinforced polyamide (non-metallic)
- Connection Type: Threaded
- Drain Ports: 2 integrated
- Pressure Rating: 16 bar
- WRAS Approved: Yes
- Installation: Above ground only
- Operation: Quarter-turn ball valve, full bore
- Application: Mains water isolation for 50mm and 63mm pipe systems
Description
This mains stop valve with drain ports is constructed from glass-reinforced polyamide, providing a robust, non-metallic solution for lead-free water control. Designed specifically for above-ground installations, it features two integrated drain ports for system maintenance and safe drainage. The quarter-turn ball valve mechanism allows for full bore operation, minimising head loss. Rated to 16 bar, this valve is WRAS approved and is the first of its kind certified for use on 50mm and 63mm mains water pipes.
Key Features & Benefits
- Dual Drain Ports: Integrated ports allow for easy drainage and system maintenance.
- Non-Metallic Build: Made from glass-reinforced polyamide for lead-free, corrosion-resistant performance.
- WRAS Approved: First non-metallic stop valve approved for 50mm and 63mm mains water pipes.
- Full Bore Flow: Quarter-turn ball valve ensures minimal head loss and high flow capacity.
- High Pressure Rating: Handles up to 16 bar, suitable for high-demand installations.
- Above-Ground Use: Specifically designed for above-ground applications only.

| SKU | Supplier Code | Size (inch) | DN (mm) | A1 (mm) | A2 (mm) | H (mm) | I (mm) | B (mm) | E (mm) | W (mm) |
| 374314 | PV037030F007 | 3/4 | 20 | 27 | 54 | 97 | 17 | 36 | 53 | 175 |
| 374315 | PV037030F010 | 1 | 25 | 33 | 64 | 116 | 21 | 46 | 64 | 313 |
| 374316 | PV037030F013 | 1 1/4 | 32 | 36 | 70 | 118 | 20 | 55 | 73 | 393 |
| 374317 | PV037030F015 | 1 1/2 | 40 | 45 | 87 | 144 | 24 | 65 | 91 | 712 |
| 374318 | PV037030F020 | 2 | 50 | 53 | 97 | 162 | 29 | 75 | 100 | 918 |
