Product overview
The HD Fire Retard Chamber is a component or assembly within the manufacturer's alarm valves range. The model-specific construction, interfaces and configuration choices are summarized below. Select the equipment together with the compatible valve, sprinkler or system arrangement described in the official technical reference.
Technical specifications
| Manufacturer | HD FIRE PROTECT |
|---|---|
| Product / system | Retard Chamber |
| Product type | Water-Based Systems |
| Product family | Alarm Valves |
| Subcategory | Alarm Valve Accessories |
| Compatible arrangement | Alarm valve trim for variable-pressure systems |
| Material | Stainless steel |
| Capacity | 1 gallon (3.8 litres) |
| Connection | 3/4 inch BSPT female |
| Function | Holding chamber to reduce alarm operation during pressure surges |
| Manufacturer-listed approvals | UL Listed and FM Approved |
Approval scope applies to the listed system and component configuration. Confirm the selected equipment against the current manufacturer document and project submittal.
Key features
- Compatible arrangement: Alarm valve trim for variable-pressure systems
- Material: Stainless steel
- Capacity: 1 gallon (3.8 litres)
Applications
Use within alarm valves installations covered by the manufacturer reference. Confirm model compatibility, connections and operating conditions against the approved project design.
Selection and project integration
Share the system drawings, protected hazard, equipment schedule and project specification with UDCT. Product selection should establish the required flow and pressure, pipework connections, materials, installation orientation and compatible components. Check the precise approval scope for the selected model, size and configuration against the current manufacturer documentation.
The product reference does not replace hydraulic calculations or the approved system design. For foam equipment, confirm the concentrate, proportioning range and discharge-device compatibility as one system. Use the manufacturer instructions for installation, commissioning and maintenance, and confirm the supplied configuration with UDCT before procurement.
Manufacturer documents
Official product reference
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