Ranco RSG-3S Refrigerant Line Sight Glass 3/8", Brass Air Handler Small enough to fit in

Small enough to fit in most hole saw kits

Designed to attach to Klein Tools' hard hat or safety helmet front or back accessory mounts

(D): 1-11/16" OVERALL LENGTH (H): 2-3/8" SHANK DIA

Fresh-Aire UV ENHANCE-ION TUV-BIPO-ER Bipolar Filtration Enhancing Ionizer

Keeps cold lines cold and hot lines hot

Ranco RSG-3S Refrigerant Line Sight Glass 3/8", Brass Air Handler Small enough to fit inRanco RSG 3S Refrigerant Line Sight Glass 3 8", Brass Ranco sight glasses are used in refrigeration systems in order to observe the property changes of the refrigerant (liquid vapor) and to indicate whether the moisture content of the refrigerant is within an acceptable range. Features and Benefits: Pure copper solder connections Precise color indicator for rapid identification of moisture issues Clear indicator visibility Leak free performance (PTFE