In an earlier contribution to this discussion,
lonestar wrote:

thanks for the reply set square.

i suspect outside assistance will be required, as i've unscrewed the
shower hose from the main shower body, and the water comes through as
a weak trickle, which leads me to think that the problem is within the
shower inards.

It sounds a bit that way, doesn't it!
--
Cheers,
Set Square
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