A ROOFER I HAVE WORKING ON MY HOUSE HAS PUT WHAT HE CALLS TRAYS UNDER THE TILES JUST ABOVE THE GUTTER. HE HAS PLACED THESE OVER THE FELT AND I AM SAYING THAT IN MY OPINION THEY SHOULD BE UNDER THE FELT SO THAT IF THE END OF THE FELT ROTS THE TRAYS WILL DIRECT ANY WATER THAT MAY LEAK THROUGH THE ROOF OFF THE FELT INTO THE GUTTER!! AS HIS WAY THE WATER WOULD RUN ONTO THE SOFFITS. HE SAYS THE TRAYS ARE TO PROTECT THE ENDS OF THE FELT NOT TO DIVERT WATER LEAKS OFF THE FELT IF IT IS WORN. CAN ANYBODY ADVISE PLEASE??