Refrigerant line set penetration
Proper Refrigeration Piping Installation Practices
4" SpeediChannel™ Wall Penetration Sleeve
Air Conditioner Refrigerant Lines
Description: Here is how to contact 4specs. People playing or working around the air conditioner may step on the lines. If bubbling is noted in the sight glass on an R unit, this indicates possible problems and service should be recommended. If its a suction line with armaflex, will you just put the boot over the insulation? Withoutabox Submit to Film Festivals.