just had original roof on 45 yr old house
replaced (tear off some sections of rotting
plywood, new GAF "weatherguard" protective
sheets over new plywood, and new 25 yr GAF
shingles with 25 yr warranty)....
job looks ok (passed inspection by twp),
BUT, from a distance in the backyard, it
doesn't appear totally flat & level - in
fact, it sort of looks a bit "wavy" when
compared to the old roof.
it's not "that" bad, but it still is enough
to notice when comparing to the old roof.
contractor, "GAF Master Elite" certified
outfit, says it's a common problem and will
eventually flatten out on it's own after
the weather warms up, cycles, etc.
said the tolerances of the roofing rafters
also has a part in it. it's a 3 bedroom ranch
home, about 1000 sq ft (my 81 yr old moms
any opinions on this ?? did they do a bad
job and giving me a line of BS ? or is it
nothing to worry about (given the 25 yr GAF
backed labor/material warranty against leaks,