What year did the manufacture of T-lock shingles end?

The manufacture of T-lock shingles ended in 2006. T-lock shingles, characterized by their unique interlocking design, were popular for their ease of installation and distinctive look. However, due to issues such as durability and changes in roofing technology and design preferences, manufacturers phased them out. The end of production in 2006 marked a significant shift in the roofing industry, leading to the introduction of new materials and designs that offered better performance and aesthetic choices. This timeline is important for home inspectors and homeowners alike, as T-lock shingles may still be found on older homes, affecting considerations for roof inspections, repairs, and replacements.