Gasfilters having a maximum working pressure of less or equal to 5 bar - Requirements and testing
Edition 2012-10

Steel filter and solid wall pipes for wells - Part 1: Solid wall pipes and slot perforation filters
Edition 2017-10

Steel filter and solid wall pipes for wells - Part 2: Wire wrapped screens made of stainless steel
Edition 2017-10

Well screens and casings of unplasticized polyvinylchloride (PVC-U) for tube wells - Part 1: DN 35 to DN 100 with pipe thread
Edition 2017-10

Well screens and casings of unplasticized polyvinylchloride (PVC-U) for tube wells - Part 2: DN 100 to DN 200 with trapezoidal thread
Edition 2017-10

Well screens and casings of unplasticized polyvinylchloride (PVC-U) for tube wells - Part 3: DN 250 to DN 400 with trapezoidal thread
Edition 2017-10

Refrigerant filter driers - Testing
Edition 2000-01

Testing of mortars with mineral binders - Part 7: Determination of the water retention value of fresh mortars by the filter plate method
Edition 2019-04

Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 8: Specific principles for the equipment for sewage treatment in granular media filter and granular fixed bed filter
Edition 2005-06

Fixed bed filters for water treatment - Structure and components
Edition 2016-05