Rhino Home Improvements of Sheffield/Rotherham built an extension which has leaked from the start. Despite a guarantee they have consistently refused to fix it and will not reply to any contact. I commented at the time that I thought their method of roofing would give potential for problems, but of course they knew best. Despite reassurance of their after-care, this has not been forthcoming. This is an example of a company just wanting to take your money and go.I would advise anybody to steeer clear of them or, at least, do not pay a penny till you are absolutely satisfied. read full review »