Designed for 8 Saloos/Salus essential oils. Chambers are for bottles of 24 or 25 mm in diameter. If you have bottles of different diameter, scale it as described bellow.
On the bottom are four holes for felt or rubber pads of diameter 20 mm.
Print it with support if you want to use felt pads. If not, supports are not necessary.
Scaling
Every 1 milimeter difference equals 4% scaling. If you need one milimeter plus, scale it to 104%. If you need 2 mm minus, scale it to 92% etc...