Cam-Stat 1/4" Male x Female Flare Sight Glass

1/4" Male x Female Flare Sight Glass The Allin Liquid Eye® has a unique "see-thru" feature that is more readable than other sight glasses. The dot on the tube is magnified when the tube is full of refrigerant to give a quick, easy indication. Features/Benefits Replaces A-1® F5904 Color bar designed for HFC refrigerants Shock resistant glass Solid brass body