Look for these signs of damage on the interior and the exterior of your Morristown, NJ roof. On the interior: 1) Signs of water damage or leaking 2) Places where the roof deck is sagging 3) Outside light showing through the roof. 4) Dark spots and trails On the exterior: 5) Visually inspect your roof for cracked, torn, bald or missing shingles. 6) Scan the roof for loose material or wear around chimneys, vents, pipes, or other penetrations. 7) Watch out for an excessive amount o...