Gutter Downspout Pouring Onto Roof

Downspout draining to roof with siding damage obvious.

Gutter downspout pouring onto roof.

Also a gutter in a dormer that had no downspout but had the back end towards the roof surface open and the water just flows out the back and onto the lower roof. Neighbor acknowledged he s negligent in diverting the water away from my house. Downspouts emptying on lower roof. Whether it s curved and tweaked so water exiting it flows across the roof pretty smoothly or splashes onto it with some force will also make a difference.

The shingle grit on a shingle s surface can erode under a gutter outlet or downspout. Check out these example photos below of shingle damage caused by downspout run off. When gutters and downspouts from an upper roof spill out onto a lower roof damage can occur to fiberglass asphalt shingles. It depends on who you ask this question.

Compatible with 2 in. For example a 30 year roof is going to be lucky to last 15 years under these conditions. Excessive water pouring onto the roof will cut the life of your roof in half or maybe more. Metal or vinyl downspouts this versatile downspout has a lifetime guarantee.

It s careless water damage with intent to harm. Use the downspout to redirect runoff and help prevent garden erosion and foundation damage. Attach the gutter strip to the fascia or roof edge with nails and gutter straps. So it s a matter of what the home inspector or contractor considers acceptable.

I did a warranty inspection on a big house in a development. I have also honestly not had a chance to see how the lower gutter systems on the houses with the extended upper downspouts perform when all that water channeled off the upper roof is dumped. 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. Mount the gutter so that the edge without the downspout is slightly higher than the end with the sleeve.

There is no building code citation that forbids a gutter from draining onto a lower roof. Erosion might be visible in 1 2 years or less or potentially be less severe all depending on the amount and force of water being discharged onto the shingles. More product details close. This durable downspout is maintenance free and has uv stabilizers to help prevent uv light degradation.

Many instances of downspouts from upper dormer gutters emptying directly onto the lower roof. Water flooding from this downspout can easily find its way into the roof and wall structures. It s getting serious because the ground is fully saturated.