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850 ROOF SLOPE TERMINALS
• Ventilator tiles: site specific.
- Manufacturer: Contractor's choice.
Product reference: Contractor's choice.
Connect to site specific.

VERTICAL TILING EDGES/ JUNCTIONS

910 BOTTOM EDGES
• Tiling substrate work: Fix timber tilting fillet to support bottom course of tiles in
correct vertical plane. Fix flashing to tilting fillet.
• Underlay: Dress over flashing.
• Undercourse and bottom course tiles: Fix with tails neatly aligned.

920 TOP EDGES
• Top course tiles: Fix under abutment and make weathertight with flashings dressed
down not less than 150 mm.

930 SIDE ABUTMENTS
• Tiling substrate work: Chase abutment wall and insert stepped flashing.
- Flashing: Return not less than 75 mm behind tiling, overlapping underlay and
battens. Turn back to form a vertical welt.
• Abutment tiles: Cut and fix neatly.

940 ANGLES WITH ANGLE TILES
• Angle tiles (purpose made): Fix right and left hand in alternate courses to break
bond.
• Adjacent tiles: Cut and fix neatly.

950 ANGLES WITH SOAKERS
• Angle tiles: Cut tile and a half tiles and fix to form a straight, close mitred junction.
• Soakers: Interleave with angle tiles. Fix by nailing to battens at top edge.

960 JUNCTIONS WITH ROOF VERGES
• Tiling substrate work: Fix additional tiling batten parallel to and below verges.
• Course end tiles: 'Winchester cut' tile and a half tiles to angle of verge rake. Fix to
additional tiling batten with cut edge parallel to and below verge.

RotF generic (intermediate) NBS 2014 6118-AEW-XX-XX-NBS-A-01