The AV Asymmetrical reducer can be used to install a duct that changes in diameter at the same distance from the ceiling or wall.
This fitting has a KEN-LOK rubber seal with double lip (Soft-Edge) at the end of each spigot, so it can slide easily into a Spiralo duct.
Lagedijkerweg 15
1742 NB Schagen
Netherlands
+31 224 296041
info@airspiralo.com