The XXL series manufactured by the Little Things Factory permits the large-scale implementation of the results of laboratory research. Different types are available which all share a compact construction design. The reactors with integrated heat exchangers are connected via glass internal screws or hollow screws with clamping ring connection for the thermostat.

The reactors of the XXL series manufactured by the Little Things Factory are made of borosilicate glass. They are stable under pressure up to 10 bar, greater stability as required is possible upon request.