Wieland fasis cover strips with warning symbol adfn yellow wieland 0434361538 this fasis cover strip with warning symbol adf 44 from wieland has a tension spring connection and covers four blocks the face of the cover features a yellow and black alertinformation symbolcompatible with the following blocks seloswfkn 4feed through and groundwkfn 4 tkg with thsidisconnectwkfn 4 fsifuse wieland 0434361538 fasis cover with warning symbol adf 44 yellow