How to choose the right shape
Verify the following steps to be able to choose the best shape for your bowl
Step 00
Check that no bumps exist on the back of the toilet bowl where the seat will be installed
Without bump
YES
With bump
NO
With bump
NO
With bump
NO
Step 01
Check which one of the following shapes is more similar to your toilet bowl:
Standard
Comfort
Design
Step 02
Check the sizes range according to this drawing:
A = from 14 to 24 cm
B = at least 31 cm
C = from 40 to 45 cm
D = at least 49 cm
Standard
A = from 14 to 24 cm
B = at least 34 cm
C = from 43 to 48 cm
D = at least 52 cm
Comfort
A = from 14 to 24 cm
B = at least 32 cm
C = from 41 to 46 cm
D = at least 50 cm
Design
Step 03
It is also possible to download a paper template that you can print (mode: keep the proportions), cut and try on your toilet:
View or print these instructions in pdf format: 
Now choose your favourite shape for your toilet bowl
