Viking® VK300, Model M, 5.6K, Standard, Upright, QR, 1/2" NPT, Nickel PTFE (ENT), 155 Degree 12978JNB Fire Sprinkler Head brooks the sprinkler is also cULus

the sprinkler is also cULus Listed for 14 x 14 ft (4

Model F1FR56 QREC

60-941-2-060

4 1/2" Outside Diameter

Installation socket for FR sprinkler heads (Recessed pendent & Recessed horizontal sidewall)

Viking® VK300, Model M, 5.6K, Standard, Upright, QR, 1/2" NPT, Nickel PTFE (ENT), 155 Degree 12978JNB Fire Sprinkler Head brooks the sprinkler is also cULusViking VK300, Model M, 5. 6K, Standard, Upright, QR, 1 2" NPT, Nickel PTFE (ENT), 155 Degree 12978JNB Fire Sprinkler Head Upright, Microfast, 5. 6 K Factor, Standard Orifice, Quick Response 1 2 inch NPT, Sprinkler, Light and Ordinary Hazard, (General reference only Always refer to technical datasheet for accurate listings and approvals) Available In Multiple Colors and Temperatures. See Other Configurations Drop Down. SPEC SHEET WARNING: This product