What is Cast Iron Wafer Butterfly Valve? A wafer design butterfly shutoff is made to make the total removal of a control shutoff from a pipeline very easy, without affecting the integrity of the line. In the 'wafer' variation, the value is pushed between or attached with flanges (what's https://garrettsyzqk.shotblogs.com/comprehending-the-benefits-applications-industrial-piping-systems-durable-cost-effective-circulation-control-remedy-shutoffs-for-cast-iron-wafer-butterfly-valve-51525206