Question

how many years of training does a hvac technition need to be certified? 2 years 4 years 1 year rewatch submit

Explanation:

HVAC (Heating, Ventilation, and Air Conditioning) technicians typically need around 2 years of training (including a combination of classroom learning and on - the - job training or an associate degree program which often takes 2 years) to gain the necessary skills and knowledge for certification. The 4 - year option is more in line with bachelor's degree programs which are not the standard for basic HVAC certification, and 1 year is generally not enough to cover the required technical and practical aspects.

Answer:

2 years (the option with "2 years")