Standard and Quick Response Concealed Pendent Sprinklers The VK4621 is a small thermal glass bulb sprinkler designed for installation in concealed ductwork where a smooth ceiling appearance is desired. Low profile cover plate assembly provides up to ½ inch (13 mm) of vertical adjustment range.
Features:
• K5.6 (80.6 Metric).
• Quick response glass bulb operator.
• Integral threaded adapter cup allows for installation of push-on or threaded cover plates.
• Low profile, small diameter, removable cover plate provides a nearly flush appearance when installed for easy maintenance.
| Model | VK4621 |
| Material | Brass |
| Orientation | Pendent |
| Maximum Working Pressure | 175 psi (12 bar) |
| Temperature Rating °F (°C)1 | 155°F (68°C)-200°F (93°C) |
| Thread Size | 1/2″ NPT (15 mm BSPT) |
Over the past 27 years, Leyon Piping System (abbreviation: LPS) has been committed to the piping system industry…
