As in the H60 system no silicone is applied, there will be no maintenance for that.
In case of a broken glass, no special tools are required.
The replacement of a broken glass happens exactly the same way as
for a simple window in your own private residence.
Glazing bars are removed, broken glass is replaced,
glazing bars are replaced and you're done.
The use of cradles and the huge cost of it is history for once and for all.