Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 10 to DN 50 inclusive - Family D, type A
Edition 2021-04-28

Devices to prevent pollution by backflow of potable water. Pipe interrupter with atmospheric vent and moving element DN 10 to DN 20. Family D, type B
Edition 2005-12-14

Devices to prevent pollution by backflow of potable water. Pipe interrupter with permanent atmospheric vent DN 10 to DN 20. Family D, type C
Edition 2005-12-21

Devices to prevent pollution by backflow of potable water - Hose union backflow preventer DN 15 to DN 32 - Family H, type A
Edition 2005-12-14

Devices to prevent pollution by backflow of potable water. Automatic diverter. Family H, type C.
Edition 2006-02-08

Respiratory protective devices - Continuous flow compressed air line breathing devices - Requirements, testing and marking (Endorsed by Asociación Española de Normalización in July of 2018.)
Edition 2018-07-01

Devices to prevent pollution by backflow of potable water. Air gap with circular overflow (restricted). Family A-Type F
Edition 2006-01-11

Devices to prevent pollution by backflow of potable water - Air gaps with minimum circular overflow (verified by test or measurement) - Family A, type G
Edition 2005-12-21

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
Edition 2021-05-26

Respiratory equipment - Open-circuit umbilical supplied compressed gas diving apparatus - Part 2: Free flow apparatus
Edition 2009-07-29