Balboa Pump Union 1.5" - BSP Threads 1.5" Socket
For all Balboa/HydroAir pumps with 1.50" connection ports with BSP Thread. Will fit other pumps with BSP threads as well.
Please see this link : HERE for suitable connections
|Collar Thread Size Actual (ID)
|Collar Thread Size Known As
|Use with pipework / fittings
Compatible Wet End Thread Size