The cost neutral addition of a Zep Groove to your frame adds value to your modules and differentiates your products in this highly competitive landscape. The Zep Groove specification is a non-exclusive standard available to all manufacturers of PV modules who wish to offer Zep Compatible PV modules. Being Zep Compatible means that your solar modules are fully backwards compatible while enabling your customers to use the cost-saving Zep System plus other Zep Compatible products.