ISO 3434:2012根据ISO 3903规定了加热系列船舶矩形窗用加热玻璃窗格玻璃的结构特征、光学质量和热电流电路，以及公差、试验、标记和名称。 它包括在霜冻和/或下雪时，特别是在港口操纵期间，遵守船舶安全的条件。 加热玻璃窗格玻璃主要用于船舶驾驶室和桥梁的窗户，以及用于了望和操纵目的的封闭位置。ISO 3434:2012规定了适用于-40°C以下温度的加热玻璃材质窗格玻璃。

ISO 3434:2012 specifies construction characteristics, optical qualities and heat current circuit, as well as the tolerances, tests, marking and designation of heated glass panes for ships' rectangular windows of the heated series according to ISO 3903. It includes the conditions to comply with the safety of ships in times of frost and/or snow, particularly during manoeuvres in port. Heated glass panes are used on ships principally for the windows of wheel-houses and bridges, as well as in enclosed locations used for look-out and manoeuvring purposes. ISO 3434:2012 specifies heated glass panes which are intended for use at temperatures down to -40 °C.