Szkło hartowane D.29.5X4 De Dietrich 7711827

The Tempered Glass D.29.5X4 is a replacement sight glass for burners and boilers, designed to withstand high temperatures and thermal stress. With a diameter of 29.5 mm and thickness of 4 mm, this tempered glass allows clear observation of the burner flame while maintaining safety. It is a common spare part for boiler maintenance and repair, ensuring that you can visually monitor combustion. When the original glass becomes cracked or cloudy, this replacement restores visibility and safety.