The role of the valuer is to consider all factors relevant to value. The aim of this document is to support valuation surveyors for the inspection, valuation and assessment of assets in the context of the environmental and sustainability considerations that need to be addressed in reaching a final opinion on the valuation of a real estate asset. This list of considerations is not an exhaustive list and may be used as reference document. This can be used in conjunction with existing valuation considerations such as: contamination and flood risk . . .