Suitable for general laboratory use sterilization. Stainless steel or aluminium vertical body having no joints. Pressure range 15 psi to 18 psi. Domed cover can be sealed by a jointless gasket which is clamped to the vessel by wing nuts by hinged bolts which engage. Spring loaded safety valve has threaded cap for pressure adjustments. Supplied complete with plug & cord and suitable to work on 220 V AC 50 Hz single phase.