The IARW/CEBA Construction Codes Committee recently developed two white papers that are now available to members. The first is a whitepaper on Low Ammonia Charge Refrigeration Systems for Cold Storage, designed to aid contractors, engineers, operators and cold storage owners apply Distributed Low Charge Refrigeration systems to their facility. The second whitepaper, Water Conservation and Optimization,  covers the fundamentals of water conservation at cold storage facilities with an emphasis on reducing the quantity of water used, conserving non-renewable energy sources and preventing contamination and misuse of natural resources.