The permanently elastic joint sealant with a strong hold on all substrates.
The high-quality fischer all-weather sealant DDK TR is used for grouting roof penetrations, such as chimneys or light domes as well as edge connections, sealing around antennas and ventilation ducts. Colour: Transparent. High elasticity of 25 % means it is ideally suited to high-stress expansion joints. Also holds to moist and bituminous substrates without a base layer. The immediate rain resistance allows for external application in all weather conditions.
