The AirSept Automatic Dual Recycle Guard is designed to safely and effectively capture sealant, debris, dye, excess lubricant, and other contaminants to protect A/C recovery equipment without adjustment or monitoring. Equipped with two internal filters to provide simultaneous high and low side protection. The Automatic Dual Recycle Guard is engineered to work with all A/C recovery machines by hooking up the guard with either 1/2" ACME or 1/4" flare fittings and a 36" R134-a hose. The product maintains continual refrigerant flow while in operation.