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SUNROOM
Inline Test and Drain Valve for Sprinkler Systems
Standard: Designed to comply with NFPA 13, NFPA 13D, and NFPA 13R Connection Style: Female threaded or grooved end options Nominal K-Factor Range: Available from K2.8 to K25.2 depending on size and configuration Pressure Rating: 175 psi or 300 psi options available Body Finish: Rough brass surface Installation Type: Inline straight configuration for same-direction inlet and outlet Common Sizes: 1″ / DN25, 1-1/4″ / DN32, 1-1/2″ / DN40, and 2″ / DN50
Category:
Key words:
test drain valve, sprinkler valve, straight drain valve ,
Product Description
This inline test and drain valve provides a practical testing and drainage solution for wet fire sprinkler systems. With a three-position handle, sight glass, and tamper-resistant test orifice, it allows controlled system testing, draining, and shut-off operation through one integrated valve body.
Key Features
- Combines test, drain, and shut-off functions in one valve assembly
- Designed for wet fire sprinkler system applications
- Straight inlet-to-outlet layout for inline pipe installation
- Single-handle ball valve with three operating positions
- Built-in sight glass for visual water flow checking
- Tamper-resistant test orifice supports reliable system testing
- Available with threaded or grooved connection options
- Multiple K-factor options to meet different project requirements
- Rough brass surface suitable for fire protection valve installations
Product Configurations
| Item | Details |
| System Application | Wet fire sprinkler systems |
| Valve Operation | Three-position handle for test, drain, and shut-off |
| Flow Layout | Straight type, with inlet and outlet in the same direction |
| Size Range | 1"/DN5 to 2"/N0 |
| Connection Options | NPT, BSPT, BSPR or grooved connection |
| K-Factor Options | K28 K43 K56 K80 K113 K14. K16.8 K224 K253 |
| Pressure Options | 175 psi or 300 psi |
| Main Components | Ball valve, test orifice, and sight glass |
FAQ
Q1: Who are we?
A: We are a fire fighting equipment manufacturer based in Fujian, China. Since 2004, we have supplied a wide range of fire safety products for domestic and international markets, including fire sprinklers, hydrants, valves, hoses and extinguishers.
Q2: How do we ensure product quality?
A: We follow strict quality control procedures from raw material inspection to production and final shipment. Pre-production samples and final inspections can be arranged according to order requirements.
Q3: What products do we supply?
A: We supply fire sprinklers, fire extinguishers, fire hydrants, fire valves, fire hoses, hose reels, fire cabinets, foam equipment and other fire fighting accessories.
Q4: Why choose Sunroom?
A: Sunroom has over 21 years of experience in fire fighting equipment manufacturing. We offer a wide product range, support customized production, and provide certificates or technical documents according to product and project requirements.
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No. 55 Baoshun Road, Successful Development Zone,Quanzhou City，Fujian Province
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