Hi guys i just took the test Friday the 28th and got my letter on wednesday pass the test is tricky you just have to know your stuff a lot on txv heat pumps static pressure. and a lot more it took me 3.5 hours good luck boys
do you remember what type of questions they were asking on the txv valves, heat pumps and static pressure?? or specifically what should I know for sure? im writing the test in a few weeks