Federal Construction Group is tasked to modify various water systems for energy conservation. We are reducing vanity sink flow rate to 0.5 GPM by replacing existing aerator screens with new low flow rate controls. Retrofit existing faucets by replacing the screw-in tip of the fucet with 0.5 GPM flow restrictors or aerators. Reducing shower flow rate to 1.75 GPM by replacing existing shower heads with new low flow shower heads. Retrofit existing showers by replacing 2.5 GPM rated (or higher) shower heads with 1.75 GM rated shower heads. Reducing the water usage for flush toilet by retrofiting existing flush meter toilet with two-stage flush valve.