You need your blueprints verified and signed off by licensed by the state of Florida technicians. Test and balance Lauderdale Lakes can and will be performed today if possible. ECHO offers duct pressure testing, clean room tests, Lab hood verification and more. For large systems with cooling towers and large control rooms, ECHO is certified to sign off on your systems within 10% margin. Having a good flow of clean air throughout your space is important for your health. Call today and start your service with ECHO today.