In this micro episode, we talk about the advantages of nitrogen brazing. Why it is a must these days and what can happen if we don't practice this method. Testo 300 https://www.testo.com/en-MY/products/testo-300. XOi Technologies http://www.xoi.io/hvac-know-it-all-demo/ HouseCall Pro https://www.housecallpro.com/hvacknowitall
