Duckworth / Selden rinse Free Polish Stripper Latest advanced technology to unlock metallised polish. Advanced soil suspending formula helps recovery. Low foam for speed use and ultimate wet pickup. Selspeed is a modern alternative to traditional caustic based polish strippers. Use Selspeed in well ventilated areas. Whilst it is good practice to rinse the floor with a mild acidic water solution before re-polishing this is not necessary with Selspeed