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VK494 - Residential Concealed Glass Bulb Pendent Sprinkler (K4.9)
The Freedom® Model VK494 residential flat plate concealed pendent sprinkler is available in 68°C and 93°C temperature ratings. By leveraging new "ultra fast" glass bulb technololgy, the new VK494 is UL Listed at the same flow rates and pressure requirements for both temperature ratings and at all areas of coverage, including the minimum UL Listed flow rate for 4.9 x 4.9m, 5.5 x 5.5m, and 6.1 x 6.1m coverage areas. As a result, the ordinary and intermediate temperature rated models can be used interchangeably, providing greater installation flexibility and maximum performance, without having to sacrifice aesthetics.
Availability date:
The Freedom® Model VK494 residential flat plate concealed pendent sprinkler is available in 68°C and 93°C temperature ratings. By leveraging new "ultra fast" glass bulb technololgy, the new VK494 is UL Listed at the same flow rates and pressure requirements for both temperature ratings and at all areas of coverage, including the minimum UL Listed flow rate for 4.9 x 4.9m, 5.5 x 5.5m, and 6.1 x 6.1m coverage areas. As a result, the ordinary and intermediate temperature rated models can be used interchangeably, providing greater installation flexibility and maximum performance, without having to sacrifice aesthetics.
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TECHNICAL DATA SHEETS
BROCHURE
CERTIFICATE
GUIDE
REVIT FILES
Features
- K Factor: 4.9 (USA) / 7.1 (NZ)
- Maximum Spacing: 6.1 x 6.1m
- Maximum Working Pressure: 175 psi (12 bar)
- Minimum Spacing: 2.4m
- Model Number: VK494
- Occupancy Type: Residential
- Response Type: Fast (Residential)
- Thread Size: 1/2" NPT (15 mm BSP)
Product Information
The Freedom® Model VK494 residential flat plate concealed pendent sprinkler is available in 68°C and 93°C temperature ratings. By leveraging new "ultra fast" glass bulb technololgy, the new VK494 is UL Listed at the same flow rates and pressure requirements for both temperature ratings and at all areas of coverage, including the minimum UL Listed flow rate for 4.9 x 4.9m, 5.5 x 5.5m, and 6.1 x 6.1m coverage areas. As a result, the ordinary and intermediate temperature rated models can be used interchangeably, providing greater installation flexibility and maximum performance, without having to sacrifice aesthetics.
| Coverage Area (ft / m) | Horizontal Ceiling | |
|---|---|---|
| Flow (gpm / lpm) | Pressure (psi / kPa) | |
| 12 x 12 (3.7 x 3.7) | 13 (49) | 7.0 (48) |
| 14 x 14 (4.3 x 4.3) | 13 (49) | 7.0 (48) |
| 16 x 16 (4.9 x 4.9) | 13 (49) | 7.0 (48) |
| 18 x 18 (5.5 x 5.5) | 17 (64) | 12.0 (83) |
| 20 x 20 (6.1 x 6.1) | 20 (76) | 16.7 (115) |
