It's at your bank, same as always. It's called a home equity loan, or, for new houses, a construction loan. Tesla intends to provide this too. Don't expect a g

It's at your bank, same as always. It's called a home equity loan, or, for new houses, a construction loan. Tesla intends to provide this too. Don't expect a good rate if you feel a need to have Tesla finance the roof. Banks at least have other banks to compete with.