By installing a metal tray under the upper downspout that leads to the lower gutter the water will travel to the lower gutter without hitting the roof.
Upper roof downspout.
The one thing that pretty much everybody agrees on is that at least there should be a downspout to deliver the water to the lower roof and point it in the right direction.
Some people object to running downspout leader across a roof for aesthetic reasons but it is one valid way to slow the water from the upper roof while keeping water off the roof surface.
Downspout draining to roof with siding damage obvious.
It s fairly easy to install.
When all the water from the upper roof gets collected in the gutters and comes down the downspout it has built up a little speed and force.
Water flooding from this downspout can easily find its way into the roof and wall structures.
Compatible with 2 in.
Metal or vinyl downspouts this versatile downspout has a lifetime guarantee.
Leaving the gutters off altogether is not usually a good option unless the roof is very very small because the rain dripping off the edge will wear on the roof below.
This durable downspout is maintenance free and has uv stabilizers to help prevent uv light degradation.
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There are alot of variables.
There are a variety of different ways to do this but we recommend building your very own retractable downspout using zip hinge.
How severe the slope of that upper roof is and how much surface area it has could affect how much force water exits that upper downspout with.
A hole at the bottom of the gutter or an open gutter end will just splash water around in a heavy rain.
Installing a tray under your downspout to protect your roof is another option that may be a good compromise to the homeowner who thinks the above is unsightly.
That water washes away shingle grit and eventually damages shingles to the point that they will curl up.
Use the downspout to redirect runoff and help prevent garden erosion and foundation damage.