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DDAC 50 Softwash Biocide – Didecyldimethylammonium Chloride.

A 50% Solution of Didecyldimethylammonium chloride also known as DDAC50, DDAC.

A super powerful cationic surfactant and quaternary ammonium compound with extra wettability, antistatic and anti fouling properties. It removes black, red, green and yellow staining from most hard surfaces such as roofs, paths, uPVC, timber and cladding.

The big brother to our BAC50.

Easy to use: spray and leave formula!

Perfect for cleaning roofs, patios, decking, sheds, fences and anywhere effected by green deposits.

Equivalent to BioClear Pro 50, Bio Cleanz

Dilute 1:25 for roofs and render and 1:50 for ground surfaces.

Additional information


5L, 10L, 25L


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