“The anti marten spray has a photo of said Pine Marten on it. It’s meant to stop any rodents chewing through your wiring loom”
A marten isn’t a rodent –
“A marten is a weasel-like mammal in the genus Martes within the subfamily Guloninae, in the family Mustelidae” including weasels, stoats, badgers, otters, polecats, martens, and wolverines. Otherwise known as mustelids.
Well known for getting into chicken runs and helping themselves.