Their installation is straightforward and also at all occasions their packaging contains an easy to follow along with installation manual. You should observe that plinth heaters will need a Fused Connection Unit because they are classed as fixed appliances. Unless of course you're an electrician you shouldn't make an effort to fit one yourself. It is best to use a qualified electrician to handle the job, and you will discover that generally a poor installation can lead to the invalidation from the warranty from the plinth heater.
So go ahead and go through cellular phone instructions, but if you're not a professional electrician i then would urge you to choose an expert.