Yes, you can purchase just the screen assembly with birch trim that comes with the Ventline Ventadome Trailer Roof Vent # V2092SP-25.
Just the screen assembly is the Replacement Screen Frame with Screen for Ventline Ventadome Manual Lift Roof Vents # BVC0573-31.
If you are needing just the screen itself in Birch, that is the Replacement Screen for Ventline Ventadome Trailer Roof Vents # BVD0434-31. view full answer...