Pre action sprinkler

VFP offers pre - action fire sprinkler systems. Each system offered will match your needs. But rather holding water from piping via pressurized air or nitrogen, pre - action sprinkler systems restrain water with an electrically operated valve, known as a pre-action valve.

Placing water-based fire retardants in areas with electronics, archives, art and other high-value goods was a. WET Pipe and pre action sprinkler system - Duration: 10:28.

When installing a fire sprinkler system there are three general types, wet-pipe, dry-pipe, and pre - action. A wet-pipe system contains water under pressure at all times and utilized closed sprinkler heads. A dry-pipe system is used in areas where temperatures drop to less than degrees Farenheit, contains . BOTH the electric detection system must activate AND supervisory pressure must be relieved from the sprinkler system before the deluge valve will open to fill the sprinkler system with water.

If the electric detection system (alone) operates due to fire, damage, or malfunction, an alarm will activate but the deluge valve will . Pre - action sprinklers offer fire protection for areas containing high value equipment or contents and spaces which are highly sensitive to the effects of accidental sprinkler water discharge. Considering a single or double interlock pre - action sprinkler system? These hybrid systems are commonly used in special hazard facilities like museums.

A pre - action sprinkler system is similar to a deluge sprinkler system except the sprinklers are closed. This type system is typically used in areas containing high value equipment or contents and spaces which are highly sensitive to the effects of accidental sprinkler water discharge. The pre-action valve is normally closed and . Pre - Action Sprinkler Systems. The sprinklers are attached to a pipe containing air that may or may not be pressurized.

When the detection device senses a fire, it opens the main valve, allowing water to flow. Preaction System with DV-Deluge Valve . A double interlock system has two events that must occur: 1) fire detection from a heat or smoke detector and 2) automatic sprinkler operation. Learn more about our Pre - Action Sprinkler Systems available from Allied Fire Protection, who offers commercial fire alarm systems, fire extinguishers, fire protection for mining trucks and equipment, commercial kitchen hoods, special hazard systems and backflow prevention.

Pre - Action sprinkler systems combine all the benefits of a standard sprinkler system with the added protection against accidental water damage. Looking to protect your business? These systems can be used as a more environmentally safer option to Gas Suppression systems.

Our pre - action fire suppression sprinkler systems are more reliable than dry pipe systems and decrease an accidental release. Pre - action fire sprinkler systems in Tulsa and OKC are designed for environments and locations where accidental activation is not a real option. Locations where you are likely to see a pre - action system in use are places such as art galleries with valuable pieces on display, museums displaying rare .