like i say a i gave up a long time ago but just recently became involved in renovating my sons grade 2 listed building and am really out of touch with methods used ie lathe ceiling and wall repairs and even down to mix of materials and type to use .....is rendelite a good product and a skim over with the high impact finish or can anyone recommend a different cheaper product i have never used lime products before ......would be gratefull for any hints and tips ....thanks