Hunter Industries, San Marcos, California, has discontinued its remaining TT and TQ Pro Fixed Nozzle models.
According to the company, the Hunter 12A Pro Adjustable Nozzle replaces the 12TT and 12TQ Pro Fixed Nozzles while the 15A Pro Adjustable Nozzle replaces the 15TT and 15TQ Pro Fixed Nozzles.
The reason for the discontinuation is advancements in nozzles and subsurface tree irrigation.
Read more about irrigation.


