Replace the section of pipe or gutter.
Cast iron gutter repair tape.
Often these areas are difficult to paint resulting in cast iron rusting.
The source of water seepage from downpipes and guttering is not always obvious so check the back if necessary using a mirror.
Installation of cast iron gutters.
Gutter repair tape is a thin layer of foil coated with a layer of bituminous adhesive often on both sides of the tape.
I have this old cash iron pipe that is rotting from the inside and i have been making cheap quick repairs for a few years.
This thing needs to be replaced bu.
All gutter supplies cast iron gutters and downpipes are supplied in 1830mm lengths with pre drilled holes that allow nut bolt and silicon fixing.
To patch up the hole simply trim the repair tape to size and apply it firmly to the underside of.
Round rainwater pipes in a choice of 65m 75mm 100mm and 150mm diameters and in standard lengths of 0 6m 0 9m 1 2m and 1 8m.
Full installation instructions that can be easily followed on site are available to download here in pdf format.
Wait for the repair.
Copper aluminium and cast iron gutters can be more complicated to repair as they are more challenging to cut and handle.
Make sure the area around the hole is clean and dry before applying either type of patch.
Ive seen this last over 30 years as long as the general condition of the cast is good.
Cast iron is a sustainable material.
The smoother the surface the better the patch will adhere to the surrounding metal.
You can use joint repair tape to fix minor leaks or cracks in your cast iron guttering or downpipes.
Evo stik metal epoxy putty.
Repairing cast iron gutter part 2.
Cast iron gutter joint repair this may seem long winded because it is but a surprising amount of joints can be done in a day with very good long term results.
However it is possible to patch up small defects and leaks in metal roof gutters by using a specialist gutter repair tape.