Pond Jump Guards heron Pond Jump Guards and heron barrier. Made from high quality stainless steel and now a single bracket chosen to support 10mm glass/perspex out to 2mtr in length. Glass supplied to fit each individual requirement if required. Each post is made to 300mm in height and has a stainless steel pre-drilled fixing plate and a black recessed cap. For Glass please message us with your individual sizes where we will be delighted to provide a price.