In late September, Hurricane Ian, one of the most powerful and costly storms to make landfall in the U.S., tore through southwest Florida and caused an estimated $67 billion in property damage. But on Big Pine Key, a community 100 miles southwest of Miami that saw flooding and storm surges up to five feet, 27 nearly-finished cottages were still standing, largely unharmed. “It was a good test,” said Maggie Whitcomb, who helped develop the cottages. “You never want to have a storm, but it’s good to know after a serious weather event just how strong your construction is.”  Built atop 12-foot tall white podiums with water-resistant finishes and low-energy utilities, the cottages were constructed with structural insulated panels (SIPs), a strong, airtight substance made from...