hi all.just got a pinpoint orp meter,from duncan, had a little play with it tonight,got a reading of 300mv,now according to duncan,that's not to bad.
as lee knows,had a little problem with trichodina,but from those pond readings.i ain't do too much wrong.
orp meters.
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Re: orp meters.
Hi Sam,
Seems OK and they are great for when treating with PP as nows you will be able to keep it around 450 for the 4 hrs and know the stuff is doing its thing
Seems OK and they are great for when treating with PP as nows you will be able to keep it around 450 for the 4 hrs and know the stuff is doing its thing

Re: orp meters.
sam51 wrote:hi all.just got a pinpoint orp meter,from duncan, had a little play with it tonight,got a reading of 300mv,now according to duncan,that's not to bad.
as lee knows,had a little problem with trichodina,but from those pond readings.i ain't do too much wrong.
that may have something to do with the amount of PP thats been in there of late<ducking and running>

Re: orp meters.
hi all,done a test tonight,now reading 225. done a test on my raw tap water,as well, coming out at 385.does this mean i should do more
and larger water changes.always looking for perfection.
and larger water changes.always looking for perfection.