Devices to prevent pollution by backflow of potable water. Controllable backflow preventer with reduced pressure zone. Family B. Type A not-eligible Note: BS EN 1341 does

Note: BS EN 1341 does not cover natural stone slabs for floors and stairs in buildings

Contents of BS EN 15476:

The poly(glycolide-colactide) copolymers covered by this specification possess nominal mole fractions greater than or equal to 70 % glycolide (65

and the required use of a fully articulating test jig

What is BS EN 2240-034 - Incandescent lamps

Devices to prevent pollution by backflow of potable water. Controllable backflow preventer with reduced pressure zone. Family B. Type A not-eligible Note: BS EN 1341 does1 Scope This European Standard specifies the field of application, the dimensional, the physico chemical, the design, the hydraulic, the mechanical, and the acoustic characteristics of controllable backflow preventer with reduced pressure zone Family B Type A. This standard covers controllable backflow preventers of Family B Type A, with reduced pressure zones, intended to prevent backflow by backsiphoning or backpressure of water into the potable