Most off-the-shelf patio cleaners don’t reach the spores that cause black spot. Professional systems like DOFF, Therma-Tech, or Torik use superheated steam alongside specialist stone treatments for a spotless, long-lasting finish.
Most off-the-shelf patio cleaners don’t reach the spores that cause black spot. Professional systems like DOFF, Therma-Tech, or Torik use superheated steam alongside specialist stone treatments for a spotless, long-lasting finish.