CSN EN 343 This document specifies requirements and test methods for the performance of materials and ready-made garments for protection against the effects of precipitation (e.g. rain, snowflakes), fog and ground humidity. Garments for protection against other effects than precipitation (e.g. water splashes, waves) are excluded from this standard. The protective effects and requirements of footwear, gloves and separate headwear are excluded from the scope of this document. Original English text of CSN EN Standard. The price of the Standard included all amendments and correcturs.