Weather-based controls carry a minimal cost and will reduce excessive water use and overall maintenance costs. A drip-irrigation system would also reduce water use while requiring a low to moderate investment.
Cost premiums for environmentally preferable products will vary depending on the nature of the product and available manufacturers; however, the prerequisite allows the project building to determine whether or not an alternative purchase is economically feasible. The prerequisite defers to the judgment of the project team to define an econmic feasibility standard.
Large cost savings for the owner, along with reduced waste and resource use, can be benefits of building reuse. Perform a budget comparison of new construction versus restoration to make an informed decision.