From Case Study: Alys Beach, Fla., Custom Home Given the real and recent potential for violent storms along the Gulf Coast, the house features single-hung, low-E insulated windows and French terrace doors from Loewen. All are equipped with the company’s StormForce MP system of structural enhancements and monolithic laminated glass to withstand a Category 5 hurricane, and pass Miami-Dade County test protocols. The engineered Douglas fir frames are clad with aluminum, available in 36 colors, on the exterior. Window sashes tilt for easy cleaning; terrace doors are hinged on the outside to allow both panels to operate from the middle. 800.563.9367.