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The HydroAir/Balboa 36-3920EXTUSGRY is a wall fitting designed for use with BWG and HAI Duo Blasters. It fits into systems requiring 15/16 inch hose sizes and is compatible with various jet parts. This fitting is essential for maintaining optimal water flow in hot tubs and spas.
This wall fitting is key for plumbing in spas and hot tubs, ensuring proper water distribution.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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