THE STRUCTURE OF THE GYM “”CAIZZO“”, AS WELL AS OF THE GYM “”LEPORE“” FALL INTO THE CATEGORY OF MULTIFUNCTIONAL SPORTS COMPLEXES AND BOTH REQUIRE ENERGY EFFICIENT INTERVENTIONS BOTH ON THE SYSTEMS AND ON THE BUILDINGS THEMSELVES. THE OBJECTIVE IS TO RATIONALISE AND THEREFORE REDUCE ENERGY CONSUMPTION AND RUNNING COSTS OF SPORTS COMPLEXES.