RibRunner –UCOA offers the RibRunnner® sub-purlin system. Which is an economical alternative to replacing an existing metal roof. A metal over metal retrofit system, RibRunner® allows for a new metal roof to be installed over the existing worn out metal roof. It can increase the wind uplift value of the roofing structure, can increase energy efficiency, and strengthens edge and corner zones. RibRunner® sub-purlin from Central States is available in several different designs to fit over almost any existing metal roof.

  • Minimal business interruptions during installation.
  • RibRunner Customized lengths – standard is 16′.
  • Product is special order, longer lead times may apply.