Quite simply .... Do they work.
Ie. keep the pipes clean.
There are permanent magnet types, dc current types, pulsed dc current types.
Been in the electronic business for a long time, but I am still sceptical.
Any opinions out there?
Ie. keep the pipes clean.
There are permanent magnet types, dc current types, pulsed dc current types.
Been in the electronic business for a long time, but I am still sceptical.
Any opinions out there?