410a/22a Sight Glass #3476
Sight Glass with Moisture Indicator for 410a and other refrigerants
- Pink = wet
- Green = dry
- Gray = caution
This sight glass is a 3/8" brazed joint copper pipe A/C installation
Makes monitoring of the A/C system very simple. Tells you the condition of the refrigerant in A/C system.
Reduces the risk of moisture being unnoticed in A/C refrigerant
Sight glass may appear slightly different than picture.