Copper Elbow Long Radius (LR) is installed between pipes to change the direction of the pipe by 90°. Its centreline radius is 1.5 times than the diameter of the pipe. This is often used in piping as pressure loss is less as compared to short radius elbow.

DUCT CONNECTION STANDARD STATIC PRESSURE
TYPE SERIES CEILING CONCEALED DOUBLE PROTECTION DRAINAGE SYSTEMThe primary drain pan is designed for condensate water drainage, while the secondary drain pan is built to