How to treat rust spots on your gutters.
Do prepainted steel gutter rust.
Luckily rusted gutter repair isn t too difficult.
Gutters made of galvanized steel are strong and durable but they re no longer as popular as they once were because of their susceptibility to rust after a few years.
About 20 per linear foot.
This is due in part to the fact that the steel is coated in a thin layer of zinc to prevent rusting.
If not repaired the scratches can lead to rust.
Stainless steel gutters are strong and rust free and maintain their high sheen for years.
The reasons for this is many.
Galvanized gutters and downspouts have to be properly prepared so they don t rust.
But as with other high end custom materials the drawback is cost.
Pre painted aluminum gutter material is the 1 choice for gutter materials in the united states and canada.
Both the downspouts and gutters need to be painted on outside and the gutters on their insides as well.
Aluminum is a light weight product which will never rust.
It is available in multiple color choices and comes with a baked on enamel finish which is highly a scratch resistant.
For this reason galvanized steel aluminum or vinyl gutters are the predominant varieties.
The protective zinc coating does eventually begin to wear away exposing the bare metal.
However the gutter s trough cannot be painted with regular paint as it is not designed to be immersed in water.
Both aluminum and steel gutters resist rust.
This zinc is easily scratched off and the scratches are difficult to see.
However aluminum resists it slightly better than galvanized steel.