The big question is, can these retractable aero-retracting roof tops be built for $10k?The answer is yes.But they aren’t cheap.Here’s why.Aero-Retractable Roof Top Aero retractors are built from a thin, flexible fabric with a retractable base.They’re called aero retractor or AER because they use aero to push the roof up.The AER base has a high, […]