3/4" UPRIGHT SPRINKLER, Quick Reaction, Brass, UL/FM Listed

Manufacturer: Paratech, Co., Ltd.

Brand:  FESCO

Model:  PI411

Pipe Size:  3/4"

Installation Direction:  Upright

Finish:  Brass

Type:  Glass Bulb

Reaction Speed:  Quick

Operation Temperature:  155°F / 200°F / 286°F

K Factor:  8.0

This Paratech Quick Response Upright sprinkler head features a glass bulb activating at 155/200/286 Degrees Fahrenheit with a K-Factor of 8.0 and a 3/4" NPT. The PI411 is used in commercial/residential properties and is cULus listed for use when installed in accordance with NFPA13 rules for wet pipe sprinkler systems. 

This Sprinkler contains a glass bulb that consists of a special liquid. Unlike conventional fuses, the glass bulb design simplifies the sprinkler assembly and size, ensuring stable operation at the designated temperature.