STN - Slovak standards

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

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

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 design: Print design

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

Available design: Print design

Devices to prevent pollution by backflow of potable water - Air gap with submerged feed incorporating air inlet plus overflow - Family A, type C

Available languages: English

Available design: Print design

Devices to prevent pollution by backflow of potable water - Air gap with injector - Family A - Type D

Available languages: English

Available design: Print design

Devices to prevent pollution by backflow of potable water - Air gap with injector - Family A - Type D

Available design: Print design

Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 10 to DN 50 inclusive - Family D, type A

Available languages: English

Available design: Print design

Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 8 to DN 80 - Family D, type A

Available design: Print design