On 25/07/2019 11:46, alan_m wrote:
On 25/07/2019 10:38, Broadback wrote:


It seems to increase the pressure at the head. I do not know why, but
it does.

Venturi effect to add air to the water stream????

https://www.youtube.com/watch?v=kx3C0Jo1Dn8



A range of shower heads that introduce air at
http://www.savinga.co.uk/15-shower-h...venturi-nozzle

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