STN - Slovak standards

Devices to prevent pollution by backflow of potable water - Hose Union anti-vacuum valves - DN 15 to DN 25 inclusive Family H, type B and type D - General technical specification

Available languages: English

Available design: Print design

Devices to prevent pollution by backflow of potable water - Hose Union anti-vacuum valves - DN 15 to DN 25 inclusive Family H, type B and type D - General technical specification

Available design: Print design

Devices to prevent pollution by backflow of potable water - Mechanical disconnector, direct actuated - Family G, type A

Available languages: English

Available design: Print design

Devices to prevent pollution by backflow of potable water - Mechanical disconnector, direct actuated - Family G, type A

Available design: Print design

Devices to prevent pollution by backflow of potable water - Mechanical disconnector, flow actuated - Family G, Type B

Available languages: English

Available design: Print design

Devices to prevent pollution by backflow of potable water - Mechanical disconnector, hydraulic actuated - Family G, type B

Available design: Print design

Devices to prevent pollution by backflow of potable water - Unrestricted air gap-Family A - Type A

Available languages: English

Available design: Print design

Devices to prevent pollution by backflow of potable water - Controllable backflow preventer with reduced pressure zone - Family B - Type A

Available languages: English

Available design: Print design

Devices to prevent pollution by backflow of potable water - Controllable backflow preventer with reduced pressure zone - Family B - Type A

Available design: Print design

Devices to prevent pollution by backflow of potable water - Air gap with non-circular overflow (unrestricted) - Family A - Type B

Available languages: English

Available design: Print design