Tyco® TY3551 Concealed Pendent Sprinkler, 5.6K, 155F

SKU: 7203


Tyco RFII (TY3551) Standard Response Concealed Pendent Fire Sprinkler.
This Tyco RFII Concealed Pendent fire sprinkler features a glass bulb activating at 155F (68C) with a 5.6 K-Factor, and 1/2 in. NPT threads. Each concealed pendent sprinkler head features a bronze frame and deflector. This sprinkler was designed to be covered by a Tyco RFII cover plate, allowing for optimal aesthetics and proper function.

  • Maintains UL Listing and is FM Approved as Standard Response.
  • SIN: TY3551
  • Model: RFII
  • Head Type: Concealed Pendent
  • Size: 1/2 in.
  • Size Detail: 1/2 in. NPT Sprinkler
  • K Factor: 5.6K
  • Response Type: Standard Response (SR)
  • Temperature: 155F
  • Heat Element: Glass Bulb
  • Coverage: Standard Coverage
  • Material: Bronze Frame, Bronze Deflector
  • Corrosion Resistant: No
  • Maximum Working Water Pressure: 175 PSI (UL, FM) 250 PSI (UL)
Weight 0.5 lbs

Series RFII Standard Coverage Sprinkler


Series RFII Standard Coverage Sprinkler
Download PDF