
    476 A.2d 94
    Gilbert Foam Co., Appellant, v. Rockwood Ins. Co.
    Petition for Allowance of Appeal Denied Aug. 20, 1984.
    Argued December 8, 1983.
    Lee H. Roberts, for appellant; Lester L. Greevy, Jr., for appellees.
    Before CAVANAUGH, BROSKY and POPOVICH, JJ.
   Order affirmed.  