POMAROL S.A. has the authority Office of Technical Inspection (OTI) number UC-15-59-W/2-13 for manufacturing the permanent pressure and non-pressure containers.

The structure of the containers is in accordance with PN-EN 12285.

The containers are made from certificated carbon steel type:

• S235JRG2, acc. to PN-EN 10025
• St3SAI acc. to PN-88/H-84020

The containers production is non-stop supervised by the OTI. The welded works are conducted by the well-qualified welders, with the OTI licence. During manufacturing, every container is tested by OTI supervisior in the fileld of construction and tightness with pressure.

The external coating made in the form polyurethane coating resistant to puncture 14 kV.