Rancilio Expansion Valve Connector Union for Silvia "Hibiscus Tea" whether in the workplace or

whether in the workplace or in your own kitchen

those settings are retained

well-made grinder burrs

as well as the exterior of your coffee equipment

to keep liquids from draining into your cabinets

Rancilio Expansion Valve Connector Union for Silvia "Hibiscus Tea" whether in the workplace orRancilio Expansion Valve Connector Union for Silvia Compatibility This Rancilio Expansion Valve Connector Union for Silvia is needed to connect the over pressure relief valve to the Silvia's boiler. Solid Brass. Genuine Rancilio part number 23000256. You will need 2 of the copper washers. Rancilio recommends 1 of the 11x7x1 and 1 of the 11x7x1. 5. It varies from Silvia to Silvia, so J. L. Hufford recommends purchasing 2 of each, as the cost is minimal.