How can I prevent algae from forming on my vinyl siding?

My house has vinyl siding, and on the northern, shaded, parts of the house algae forms on the siding and I have to power-wash it a few times a year. Is there any coating or preventative spray that I can put on the siding to stop the algae from forming on there in the [...]

How do we prevent reflected sunlight from deforming our vinyl siding?

The energy efficient windows reflect heat from the house onto the vinyl siding. Is there a fix? Thanks.

Can I place metal strip under vinyl siding to prevent mold growth on the side of the house?

In this neighborhood we always get mold, green buildup, on the North side of the houses. I saw on an episode of This Old House they placed a metal strip on a roof to prevent moss buildup. Would this work on vinyl siding?

Should I use sheet metal or what else to prevent rain water damaging my house siding along the base?

I am ready to replace my house sidings, but wanted to make sure they don’t get damaged by rain water again easily. Should I use a layer of sheet metal along the base? Or what materials is best?