Mini Split Copper Line Set Length Recommendations 52457
The vacuum wouldn’t hold. Not at 500 microns. Not at 900. Not after the third nitrogen copper line set for AC unit sweep. By 2:17 p.m.
The vacuum wouldn’t hold. Not at 500 microns. Not at 900. Not after the third nitrogen copper line set for AC unit sweep. By 2:17 p.m.
