Without a gutter, water pours off the "valley" where two roofs join. If you don't have guttering there, consider this corner leaderhead to catch the water and direct it onto a rain chain. A beautiful way to solve a common drainage problem!
Crafted in pure, thick copper, our leaderhead comes with the following features:
Designed to fit an inside 90-degree angle
Comes with a removable brass screen in the top to let water in and keep debris out
Comes with an outlet and bolt with nuts to easily hang a rain chain
Has four (two per side) keyhole-style holes for easy installation
Four copper screws included
 
Size:
Overall Height: 12"
Width across the front: 13 1/2"
Width of back sides: 9 1/2" each side
 
Tapering to 
Width across the front: 9 1/2"

Width of back sides:6 12/" each side
Width of bottom opening: 2 1/8"