safety first

All matt:e products are designed to be fitted and installed by suitably qualified electricians.

Anyone fitting a matt:e should be able to demonstrate to a customer their active membership of a professional electrical body.

matt:e units in common with all series installed electrical equipment may require mains fuse isolation, only certain authorized electricians and utility network electricians are authorised to do this .
NB there is generally a charge for isolating an incoming mains supply

The main ones are: