0995 Type "B" vent
0996 Type "L" vent
0997 Class "A" chimney
0998 Triple-wall metal chimney
0999 650 degree C chimneys
1000 Connections of metal vent pieces
1001 Metal chimney bracing
1002 Metal chimney combustible clearances | 1003 Fire stopping

1004 Missing chimney cap

1005 Rusting and/or pitting metal chimneys

1006 Chimney height

1007 Excessive offset from vertical

1008 Metal chimney not continuous through roof

1009 Adjacent chimneys of different heights |