A Triple Duty Valve is a multifunctional valve installed on the discharge side of pumps to perform three key functions in a single unit:
-
Check Valve Function – prevents reverse flow and protects pumps
-
Shut-Off Valve Function – enables system isolation for maintenance
-
Balancing Valve Function – allows accurate flow control and system balancing
By combining three valves into one, Triple Duty Valves reduce installation space, cut material costs, and improve hydraulic efficiency. They are widely used in HVAC systems, chilled water networks, district cooling plants, industrial water circuits, and commercial pump rooms.
At GCC Valves, we supply high-quality Triple Duty Valves designed for long life, low pressure drop, and high performance, fully compliant with international standards and suitable for major GCC projects including SWCC, NWC, ARAMCO, ADNOC, MARAFIQ, and district cooling contractors. For Pipes goto MiddleEastPiping.com
Functions
-
Provides non-return protection
-
Allows positive shut-off during pump maintenance
-
Includes calibrated flow regulation for balancing
-
Prevents water hammer and stabilizes pump discharge pressure
-
Eliminates the need for separate check, balancing, and isolation valves
Design Standards
-
ASME B16.34
-
EN 1074-1 / 1074-2
-
API 598 (Testing)
-
ISO 9001 (Quality Management)
Applications
Triple Duty Valves are essential in:
-
HVAC & chilled water loops
-
District cooling plants
-
Desalination and water treatment facilities
-
Industrial cooling water systems
-
Firefighting pump rooms (NFPA-compliant configurations available)
-
Commercial and infrastructure pump stations
GCC Valves – Product Assurance
GCC Valves supplies Triple Duty Valves that meet the stringent QA/QC requirements of major GCC clients.
We provide:
-
Material Test Certificates (EN 10204 3.1)
-
Hydrostatic & functional test reports
-
Datasheets and fabrication drawings
-
QA/QC documentation packages (ITP, WPS, PQR, Coating Certificates)
Our valves are sourced from certified manufacturers in Europe, USA, India, and China, with full compliance to project specifications used by SWCC, NWC, Aramco, ADNOC, Sabic, Marafiq, and Bapco.
| Technical Parameter | Standard Specifications & Capabilities |
|---|---|
| Valve Profile & Core Functions | 3-in-1 Multi-functional Pump Discharge Valve (Positive shut-off isolation + Nonslam check valve backflow protection + Calibrated balancing throttling) |
| Nominal Size Range | DN50 to DN300 (2” to 12”) — Custom larger configurations manufactured upon technical engineering request |
| Pressure Design Ratings | PN10 / PN16 / PN25 / Class 125 / Class 150 / Class 300 |
| Body & Bonnet Metallurgy | Ductile Iron (EN-GJS-500-7 / ASTM A536 Gr. 65-45-12); Cast Carbon Steel and Stainless Steel body trims optional |
| Disc / Plug Configuration | Ductile Iron Core or Stainless Steel Disc with precision throttling capabilities and robust lift-spring design |
| Pipeline Connections | Flanged Ends conforming to ASME B16.1, ASME B16.42, and EN 1092-2 layouts |
| Corrosion Protection | Internal and External Fusion Bonded Epoxy (FBE) Coating, minimum 250–300 microns DFT; WRAS approved options available |
| Design Standards | ASME B16.34, EN 1074-1 / EN 1074-2, ISO 9001 Production Standards |
| Testing & Verification | API 598 Hydrostatic shell integrity, seat leakage, and functional throttling performance validation |
| B2B Quality Traceability | EN 10204 3.1 Traceable Mill Test Certificates (MTC), dimensional datasheets, and full ITP QA/QC compliance packages |
| End-User Compatibility | Sourced for full integration into fluid infrastructure belonging to SWCC, NWC, Saudi Aramco, ADNOC, SABIC, MARAFIQ, and BAPCO Energies |
