Self-Priming Shurflo Diaphragm Pump itemID-11253 the new model nearly eliminates

the new model nearly eliminates past cavitation issues (where the impeller spins in an air pocket and no liquid moves)

the reference electrode can become contaminated

Young's Special London Ale

You will want to have both 4

Self-Priming Shurflo Diaphragm Pump itemID-11253 the new model nearly eliminatesThe ultimate pump for home winemaking use. Self priming (will push air) so that it can draw out of a tank. Gentle diaphram action so as to not "beat up" the wine. Made of food grade, NSF approved, materials polypropylene and santoprene, so no metallic interaction with wine. Pumps 3 gallons per minute. Flow can be restricted with an inline valve positioned on the outflow side. Self regulating motor is designed to temporarily shut down, and then turn