BS PD CEN/TS 17217:2018涵盖了具有 地址窗口在翻盖的一侧。它涵盖了背面信封的主要设计特征，尤其是 门扇和地址窗，以及用于制造门扇和地址窗的材料。它适用于反向 带有广告或通信的信封，印刷在普通的一面，最终印刷在整个表面上。交叉引用:EN 14615CEN/TS 14826EN 13619NF Z10-011购买本文件时可获得的所有现行修改件均包含在购买本文件中。

BS PD CEN/TS 17217:2018 covers physical properties and manufacturing requirements for envelopes having an address window on the flap side. It covers the main design features of the reverse envelope, notably of the flap and address window, and the materials used for the manufacturing thereof. It applies to reverse envelopes with advertising or communication printed on the plain side, eventually on its entire surface.Cross References:EN 14615CEN/TS 14826EN 13619NF Z10-011All current amendments available at time of purchase are included with the purchase of this document.