SIEMENS S.P.A.: Visit usa.siemens.com/rtu to learn more. The Climatix RTU solution simplifies maintenance and management of rooftop units to make life easy. It’s a pre-engineered package specially designed to optimize RTU performance out of the box. No special controller programming is required – it’s done for you. The sensors you need are included in one kit that works with any manufacturer’s rooftop unit with up to three cooling compressors and two stages of heating. The kit you order includes the Climatix RT controller paired with room unit sensors for demand-controlled ventilation plus sensors for temperature, humidity and differential pressure. This kit addresses core RTU performance optimization. You have the option to include the Climatix VFD for enhanced efficiency and OpenAir damper actuators for reliable, long-lasting fresh air management.