“We recommend “POLNA” S.A. as a credible and reliable contractor that fulfils its obligations.”
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- Control valves
- Control valves type Z
- Single-ported globe control valves type Z1A
- Control valves type Z1A-C1
- Single-ported globe control valves type Z1B
- Single-ported globe control valves type Z1B-M
- Three-way control valves type Z3
- Control valves type Z33
- Control valves type Z33 with piston and rotary actuators
- Double-ported globe control valves type Z10
- Multi-spring diaphragm pneumatic actuators
- Minimum flow valves
- Steam desuperheaters
- Self-actuating regulators with flanged connections
- Reduction and cooling stations
- Mesh filters
- Needle valves
- Throttle and stop valves
- Multi-line central lubrication systems equipment
- Devices for two-way force feed lubrication systems
- Devices constituting the equipment of lubrication stations in vehicle service stations
- Water distillers and water redistillers
- Control valves
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