According to The Secretary of the Interior's Standards for Rehabilitation, new exterior work must not destroy any part of
the structure and should be designed to be compatible with it. For example, new gutters should be mounted carefully so
they can be removed again without damaging the original fascia boards. Why might a historical preservationist wish to
Install new gutters that aren't original to a structure?
ONew gutters can recreate the look of the original structure more accurately than old gutters.
Old gutters are usually made with toxic, unsustainable materials.
New gutters will help preserve the structure by reducing water damage.
Old gutters are highly expensive and nearly impossible to preserve.