Please contact us for pricing and availability. This Holland Green Science is a stand alone machine and we call it the ‘Hephaestus V 900’ vacuum oven is designed for drying and vacuum purging materials which are thermosensitive, oxidative or are easily decomposable. To further reduce oxidation e.g. to protect your product inside you can purge or vent the oven with inert gas to displace any oxygen present. The Hephaestus V900 has a chamber size of 900 Liters.