
Dry Fire Sprinklers Systems
SANJING Dry-type fire sprinkler head, also known as a dry sprinkler head, is a component of a fire protection system designed to extinguish or control fires in areas where freezing temperatures can occur. Unlike traditional wet-type sprinkler heads that contain water at all times, dry-type sprinkler heads do not have water present in the piping until a fire activates them.
Fujian Haijing Fire Fighting Equipment Co., Ltd. is one of the leading manufacturers and suppliers of dry fire sprinklers systems in China, also supports customized service. Please feel free to wholesale cheap dry fire sprinklers systems from our factory.
Products Description
Dry-type sprinkler heads are commonly used in unheated or cold environments, such as attics, parking garages, freezers, and warehouses, where there is a risk of water freezing and causing damage to the system. They are typically installed in a piping network connected to a pressurized air or nitrogen-filled dry pipe system.
When a fire breaks out and the ambient temperature around the sprinkler head reaches a certain threshold, typically around 155°F (68°C) or higher, the heat-sensitive element of the sprinkler head, known as the glass bulb or fusible link, ruptures. This allows the pressurized air or nitrogen to escape, which then releases the water into the piping system and subsequently through the opened sprinkler head, distributing it onto the fire or heat source.
By using a dry-type sprinkler system, potential water damage is minimized because water is not stored in the pipes until the sprinkler head is activated by the heat of a fire. This type of system provides effective fire protection in environments where freezing temperatures are a concern.
• sprinklers or a portion of the connecting piping may be exposed to freezing temperatures (for example, sprinkler drops from wet systems into freezers, sprinkler sprigs from wet systems into unheated attics, or horizontal piping extensions through a wall to protect unheated areas of a building such as loading docks, overhangs, and building exteriors)
• sprinklers are used on systems that are seasonably drained to avoid freezing (for example, vacation resort areas)

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FAQ
Q: Can you do OEM and ODM?
A: Yes, OEM and ODM are both acceptable. The material, color, style can customize, the basic quantity we will advise after we discuss.
Q: When can I get the price?
A: Usually we quote within 8 hours after we get your inquiry.
Q: Which payment form you can accept?
A: T/T, Western Union, PayPal etc. We accept any convenient and swift payment term.
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