This allows the nitrogen to generally be purged even though brazing. The nitrogen guards The within of the copper tubing from oxidizing all through brazing. The hurt will likely not generally be current straight away. - closeClose this dialog Are unable to obtain Everything you are searching for? A local https://remingtonnu6w6.ampblogs.com/the-smart-trick-of-air-conditioning-installation-that-no-one-is-discussing-69081131