Rusting of fixings on downpipe

Cause

Lack of cleaning

Repair

  • remove existing fixings and replace with stainless steel
  • institute a regular cleaning programme
  • ensure that downpipes do not discharge into the sewer system (such as into a gulley trap)

Cause

Insufficient original corrosion protection to steel

Repair

  • remove existing fixings and replace with stainless steel
  • ensure that downpipes do not discharge into the sewer system (such as into a gulley trap)

Cause

Very corrosive environment – near the sea or a geothermal area

Repair

  • remove existing fixings and replace with stainless steel
  • institute a regular cleaning programme
  • ensure that downpipes do not discharge into the sewer system (such as into a gulley trap)

Cause

Fixings are through CCA treated timber

Repair

  • remove existing fixings and replace with stainless steel
  • ensure that downpipes do not discharge into the sewer system (such as into a gulley trap)