POLNA corp. s.r.o.
Oldřichovice 738
Třinec - Oldřichovice
739 61
Czech Republic
Stop valvesWe make and supply stop valves made of carbon steels, alloyed steels ...
Electromagnetic valvesElectromagnetic valves are designed to control the flow of air, water ...
Reducing valveReducing valves for special and pure gases, brass or stainless steel ...
Reduction valvesThe reduction valves as the output pressure controllers serve for ...
Flanged ball valveFlanged ball valve is a stop valve for total flow closure or opening ...