This nozzle is made by PP or ABS. It could be distinguished into two type based on the tread standard.
Cooling Tower PP Spray Nozzle
The Cooling Tower PP Spray Nozzle are designed for optimum coverage of either the fill or coil surface. Optimum coverage increases thermal efficiency while fully wetting the surface.
This in turn prevents scale build-up that will lessen the unit capacity. There are several designs for pressurized and gravity-feed systems, each fully optimized for the application. Regardless of design, nozzles are easily removed, either to accommodate new flow rates or to replace broken nozzles. To facilitate cleaning or replacement.
It is made of PVC or PP, it has thread on the body, which can be screwed with water pipe directly. The kind of nozzle is used for condensing tower. The sprinkling angel is 180 degree too.