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Graham Stetzer Filter

The Graham Stetzer Filter is a well-tried and tested electrical engineering solution to problems of electromagnetic (EM) pollution. For full details, please see Magda Havas’

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EMF Protection UK
Stetzer Filter

Stetzer Filter

Stetzer Filter   The UK version of the renowned Stetzer Filter is robust, fully tested and EC mark-approved. It has been specially engineered for 230V

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