Aluminum 2 1/2" NH to 1" NPT Double Male Male Threads_GHT Global type "B" brass 1/2 Compatible part number DMH6045F 36R44N Swivel / Rigid_Rigid Female Model:3132 (6.0 TPI x 3.290 OD)

Global type "B" brass 1/2 inch female camlock (Cam & Groove) coupler to 1/2 inch male NPT threads

This good quality

Global brass straight gate valve 2 1/2 inch female NPT to 2 1/2 inch male NH threading is ideal for wet and combination systems as well as fire hose rack assembly

Water Mist is considered to be the #1 extinguisher choice for libraries and hospitals

simply refill it at a local fire extinguisher company

Aluminum 2 1 2" NH to 1" NPT Double Male Male Threads_GHT Global type "B" brass 1 2 Compatible part number DMH6045F 36R44N Swivel Rigid_Rigid Female Model:3132 (6.0 TPI x 3.290 OD) Global type "B" brass 1 2 inch female camlock (Cam & Groove) coupler to 1 2 inch male NPT threads This good quality