Suitable for general laboratory use and sterilization. Stainless steel or aluminum vertical body. Pressure range 15 psi to 18 psi. Domed cover can be sealed by joint-less gasket which is clamped to the vessel by wing nuts by hinged bolts which engage slotted lugs on rim of the cover. Provided with dial pressure gauge. Spring loaded safety valve has threaded cap for pressure adjustments. Supplied complete with plug & cord and is suitable to work on 220V AC 50Hz single phase.