I DONT UNDERSTAND HOW THEY CAN FIT THE FELT FROM IN THE ATTIC AND MAKE IT WATER TIGHT ITS NOT POSSIBLE , HOW DID THEY GET IT UNDERNEATH THE BATTENS , ANYWAY SOUNDS LIKE U NEED TO HAVE THE ROOF STRIPED OFF AN RE FELTED IF U HAVE NATURAL SLATE KEEP THEM AN HAVE THEM PUT BACK ON SAME FOR ANY TILES , YOU WILL NEED NEW BATTEN AND FELT DONT USE BITCHAMIN FELT (TAR FELT) USE PROCTOR ROOFSHEILD IT IS EXPENSIVE BUT WILL LAST 10 TIMES LONGER , USE A PROPER ROOFING FIRM ASWELL , I WORK FOR CAMILLERI ROOFING. ANY MORE QUESTIONS U CAN E MAIL ME AT RICH_ALEIDA@HOTMAIL.CO.UK
RICH THE ROOFER
October 2007