Products Description

Overview
FM approved sprinkler heads have been tested to extreme conditions and is reliable, in many areas, building codes or insurance companies may require the use of products that are FM or UL which can help obtain commercial insurance approval or lower premiums. It has reliable performance can respond quickly in a fire situation and effectively suppress the fire with water.
Features
Product Name: FM approved sprinkler heads
Material: Brass
K Factor: K5.6
Installation: Pendent
Response: Standard
Products Specification
FM approved sprinkler heads with different size and standard for option:
Connection | K factor | Tempurature | Response Type | Glass Bulb |
1/2" (DN15) BSP |
K5.6@US (80@Metric)
|
57℃ | Standard | 5mm, Orange |
1/2" (DN15) BSP |
K5.6@US (80@Metric) |
68℃ | Standard | 5mm, Red |
1/2" (DN15) BSP |
K5.6@US (80@Metric) |
79℃ | Standard | 5mm, Yellow |
1/2" (DN15) BSP |
K5.6@US (80@Metric) |
93℃ | Standard | 5mm, Green |
1/2" (DN15) BSP |
K5.6@US (80@Metric) |
141℃ | Standard | 5mm, Blue |
FAQ
Q: Where are FM approved sprinkler heads typically required?
FM Global-insured properties
Industrial and commercial facilities
Warehouses with high hazard storage
Data centers and mission-critical buildings
Q: What is the difference between FM approved sprinkler heads and UL Listed sprinkler heads?
FM Approved: Tested for FM Global standards, often more stringent for industrial/commercial applications.
UL Listed: Certified by Underwriters Laboratories to meet U.S. safety standards.
Many high-risk or industrial occupancies prefer FM Approved sprinklers due to FM's specific fire protection focus.
Q: Are FM Approved sprinkler heads interchangeable with non-FM products?
Not always. If the specification or insurer requires FM Approved devices, using non-FM components may:
Void insurance coverage
Violate local codes or fire safety design
Impact performance or compliance
Q: Where are FM Approved sprinkler heads commonly used?
Warehouses (especially with ESFR or CMSA heads)
Industrial facilities
Commercial buildings with FM Global insurance
Data centers, chemical storage, or special hazard areas
Q: Do FM Approved sprinkler head require special maintenance?
FM Approved sprinkler heads follow the same NFPA 25 inspection and maintenance guidelines as other listed sprinklers, but:
Always follow manufacturer-specific instructions, ensure FM compliance is maintained during replacement or repair.
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