24 Feb Metal Roofing and Extreme Weather: Hail
Posted at 7:48 AM
in Metal Roofing and Extreme Weather
Metal roofing is widely respected for its hail resistance. While there can certainly be storms from which no roofing material will escape unscathed, metal roofing offers good protection from leaks even if aesthetic damages do occur. The most widely-accepted test of hail-resistance is Underwriters Lab (U.L.) 2218, a steel-ball drop...