If you choose to go out through the wall, there is a ready-made kit as an extra accessory. Complete with loose pipes as needed. Contains:
2 pcs Pipe bends 45º
2 pcs Cover pipe
2 pcs Vent.pipe 55 mm
2 pcs Insulation
Cover plate inside
Cover plate out
Cover bend 2-part
Transition 110mm
Reducing sleeve
Roof penetration seal
Mesh hood