Net-Trol is a powerful wood cleaner and brightener which restores greyed and weathered wood to its natural colour without damaging the wood’s fibres. It effortlessly removes both surface and ground in dirt leaving the wood looking bright and vibrant. Net-Trol is fast acting and can restore the original colour of your wood surface in as little as 15 minutes with no laborious and backbreaking sanding! It is safe to use on all exterior wood types . Net-Trol can remove stains caused by tannin bleed and will remove all traces of weathering caused by mildew, pollution and UV rays. It will also neutralise wood surfaces which have been stripped with a stripping product such as Owatrols Dilunett or Prepdeck, leaving the surface ready for applying your chosen finish.