The special sealant to fill joints between bitumen sheeting.
The special bitumen-based formulation seals roofing membranes and roofing felt securely. This guarantees long-lasting functionality.
DD also holds to moist substrates without a base layer. This makes application largely independent of the weather and thus helps to avoid interruption of work.
DD is non-corrosive, and thus can be used on aluminium, copper, zinc-plated surfaces and polystyrene. This offers maximum flexibility.
The fischer roof sealing compound DD consists of a special formula based on bitumen, and seals roofing membranes and roofing felt permanently and very securely. It can also be used to bond bitumen shingles, grouting roof penetrations such as chimneys or light domes. Also holds to moist substrates without a base layer. Non-corrosive, can be used on aluminium, copper and zinc-plated surfaces.
Application and approval
Sealing roofing membranes and roofing felt
Bonding bitumen shingle
Grouting roof penetrations such as chimneys or light domes, as well as edge connections
Sealing of metal and plastic gutters
Sealings around antennas and ventilation ducts
Suitable for emergency repairs
You can find detailed information on building materials in the approval document.