About 4 Gas Zonal Valve Box
Zonal Valve Box Specification for Hospital
1 General Requirements
Purpose To provide a central control point for isolating sections of the medical gas pipeline system in case of emergencies or maintenance
Location To be installed in accessible areas such as corridors utility rooms and near nursing stations
2 Dimensions and Design
Dimensions
Height Variable based on the number of valves typically 300 mm per valve row
Width 400 mm
Depth 150 mm
Design Wallmounted with a hinged door and clear front panel for easy visibility and access
Material Highquality corrosionresistant stainless steel or powdercoated steel
Finish Smooth finish with antimicrobial coating
3 Valve Configuration
Number of Valves
Configurable based on the specific needs typically 1 to 6 valves per box
Types of Valves
Ball valves or diaphragm valves compatible with medical gas systems
Gas Types Supported
Oxygen O2
Nitrous Oxide N2O
Medical Air
Vacuum suction
Carbon Dioxide CO2
Other specialized medical gases as required
4 Valve Specifications
Valve Material Brass or stainless steel compliant with ISO 73961 standards
Operation
Quarterturn operation for quick isolation
Lockable handles to prevent unauthorized operation
Markings
Clear permanent labeling for each gas type and direction of flow
Colorcoded handles or labels per NFPA 99 standards
5 Panel and Door Features
Front Panel
Clear shatterresistant acrylic or polycarbonate
Hinged for easy access to valves
Gasketed to prevent dust and contaminants
Door Lock
Key lock or tamperevident seal
Emergency Access
Breakable glass panel for emergency access
6 Pressure Gauges
Location Integrated within the valve box visible through the front panel
Type Analog pressure gauges for each gas line
Range
Oxygen 0100 psi
Nitrous Oxide 0100 psi
Medical Air 0100 psi
Vacuum 030 inHg
Carbon Dioxide 0100 psi
Accuracy 2 full scale
7 Compliance and Safety
Certifications
CE marked
Compliance with ISO 13485 Medical Gas Pipeline Systems
Safety Features
Overpressure protection
Clearly labeled emergency instructions
Proper grounding and bonding of metallic parts
8 Installation and Mounting
Mounting Wallmounted with included hardware
Connections Standardized inlet and outlet fittings for medical gas pipelines
Installation To be installed by certified technicians
9 Maintenance and Testing
Access Easy access for maintenance and valve replacement
Service Intervals Annual service recommended or as per hospital maintenance schedule
10 Warranty
Standard Warranty 1 year for all components