Aging 1960s stock problems
That means a lot of doors and openers from the 1960s and 70s era: single-layer steel sections with no insulation, torsion springs sized for lighter doors than what's often been hung on them since, and openers that have outlived two or three remotes. Across the 61 named areas we see work in, that 60s/70s stock is the common thread, even though the exact mix of ranch, colonial, and split-level shifts from one neighborhood to the next.

