摘要 |
The present invention relates to an installation (10) for the manufacture of containers, in particular bottles, by blow moulding or stretch blow moulding from a thermoplastic preform, characterized in that the installation (10) comprises a system (70) for the insufflation of filtered air inside the enclosure (52) thereof to create an excess pressure therein by projecting a flow (F) of air therein which is selectively introduced into at least one first zone (Z1) so as to avoid the risks of specific airborne contamination.
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