Hi all. I have a job at home to do. Need to patch in and dash ewi.. Never touched any new render materials before but willing to have a go. Can anyone give me advice on materials. Colour of dash receiver being main concern. Or even anyone want to do it for me . Im in Harlow, Essex. Here are pics of what needs doing. Ex council house. Cant find out contractors who done job so stumped on knowing what brand materials to use. Any help appreciated