 The second version (version 2) had turned out to be too expensive for Tesla to manufacture in volume, and production was limited on the supply side due both to limitation of selling a product below cost, and also due to Tesla-wide focus on Model 3 production issues.Version 2 had turned out to be excessively artisanal and required too much labor at the house, greatly increasing costs.On October 25, 2019, Tesla announced "version 3" (V3) of the solar roof design, with a price point for V3 that is expected to be less than the price point of a new roof plus adding solar panels, approximately 80 percent of the time when comparing competitive quotes.