Post by WildlifePaul on Apr 28, 2019 11:37:34 GMT
That is way to small Kevin,
You need a hole size of atleast 25mm (blue tit) I would recommend a 32mm hole though, This opens it up to Blue tits, Great Tits and Sparrows.
So gives the box a better chance of success.
You need a hole size of atleast 25mm (blue tit) I would recommend a 32mm hole though, This opens it up to Blue tits, Great Tits and Sparrows.
So gives the box a better chance of success.