large pneumatic on/off air button from Hydroair - 64mm diameter. Ideal for use on whirlpool baths and spa baths.
Low profile style stops accidental actuation, changeable bezel, button and internal bellows flush button style - 1-3/4" hole size.
A very popular button that can replace most types of old air buttons which require a different or hole size a bath or spa.
* White ABS
* Overall diameter 64mm
* Nominal diameter 42-44mm
* 3-4mm air tube connection
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