WACO, Texas (KXXV) — Texas State Technical College is adding night classes this fall to help meet a projected demand for more than 3,350 HVAC job openings annually in Texas through 2034. WATCH HERE:Texas State Technical College adds night HVAC classes to meet growing workforce demandTexas State Technical College in Waco is launching night HVAC classes this fall, aiming to boost enrollment and help fill a growing workforce gap in the state. The Texas Workforce Commission's Wages and Employment Projections predicts more than 3,350 yearly openings for HVAC workers from now through 2034. The new night classes are designed with working adults in mind. Parker Scott, a TSTC HVAC student from Paris, Texas, said he wishes the night classes had been available when he started last August.