The details illustrated will meet most conditions likely to be encountered but the principles shown should help with any unusual situations. Drawings are extracted from the 120 page publication Copper Roofing - In Detail. This also includes tables and other information needed to design and install fully supported sheet copper roofing in accordance with current good practice.
LONGITUDINAL JOINTS
Fig 36 Batten roll joint in Traditional 
Fig 37 Batten roll joint in Long Strip
ROLL ENDS
Fig 38 Splayed batten roll end with dog-eared fold
Fig 39 Splayed batten roll end with additional batten end cover
Fig 40 Splayed batten roll end at fascias
Fig 41 Splayed batten roll end at drip-steps
Fig 42 Splayed batten roll end with separate end capping
UPSTANDS
Fig 43 Batten roll with 45 degrees fillet at vertical upstand
Fig 44 Batten roll without angle fillet at vertical upstand
Fig 45 Batten roll at external corner
LATERAL JOINTS
Fig 46 Batten roll junction with hand-formed double-lock cross welt
Fig 47 Batten roll junction with pre-formed double-lock cross welt
RIDGES AND HIPS
Fig 48 Batten ridge flush to batten hip
Fig 49 Batten ridge flush to batten roll
Fig 50 Batten ridge to batten roll with angle fillet
Fig 51 Ventilated ridge to batten roll
CORNERS
Fig 52 Recessed pitched valley gutter to batten roll |
