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drayton · 06-03-2008

Yeh, Thats my point , the wire mat system has an earthed screen which if there is a breakdown on the live conductors, the RCD will trip, I dont get why there needs to be a separate exposed earth grid, or am I being thick.

06-03-2008	#3 (permalink)
drayton Junior Member Join Date: Feb 2008 Posts: 3	Re: underfloor heating Yeh, Thats my point , the wire mat system has an earthed screen which if there is a breakdown on the live conductors, the RCD will trip, I dont get why there needs to be a separate exposed earth grid, or am I being thick.
drayton Junior Member Join Date: Feb 2008 Posts: 3