| Items | 
   RP18114
 1/4" Hermetically Sealed FTG x FTG Sight Glass/Moisture Indicator
 | 
   RP18115
 3/8" Hermetically Sealed FTG x FTG Sight Glass/Moisture Indicator
 | 
   RP18116
 1/2" Hermetically Sealed FTG x FTG Sight Glass/Moisture Indicator
 | 
   RP18117
 5/8" Hermetically Sealed FTG x FTG Sight Glass/Moisture Indicator
 | 
   RP18118
 3/4" Hermetically Sealed FTG x FTG Sight Glass/Moisture Indicator
 |