The Doff DOFNAB50 Super Strength Path Patio and Decking Cleaner Concentrate gives visible results in just 1-2 days, with the cleaning process lasting 2 weeks. No scrubbing and no rinsing is required – simply apply and walk away.
Results may last for up to 1 year.
Contains: Benzalkonium Chloride.Size: 2.5 litre.