HomeParts & AccessoriesTrade Pro Moisture Indicating sight glass 5 Trade Pro Moisture Indicating sight glass 5 Available in 3/8″, 1/2″, 5/8″ $105.00 Trade Pro Moisture Indicating sight glass 5 quantity Buy now SKU: TP-MI Category: Parts & Accessories Product ID: 1920 Description Description Available in 3/8″, 1/2″, 5/8″ Related products $59.95 Nu-Calgon Cal-Blue Plus Micro Gas Leak Detector 1 Quart (32 fl oz / 946ml) $95.00 Nu-Calgon Alka-Brite+ Condenser Coil Cleaner 1 Gallon 3.8 Liters $35.00 Nu-Calgon Black Hawk Expanding Foam Coil Cleaner 18 oz / 510g