3 Landscape over 4 Portrait (Centred) Total: 7 panels | Roof: Ridge at Top, Eaves at Bottom
■ Landscape (1.8m × 1.2m) ■ Portrait (1.2m × 1.8m)
Ridge (Top) ↑ Highlighted orange zones: Transition junctions needing clarification Eaves (Bottom) ↓

Direct Questions for Ewen

1Junction / Overhang Flashings
In 3L-over-4P: 3 landscape = 5.4m wide. 4 portrait = 4.8m wide.
Landscape overhangs by 300mm on each side.
What flashing piece goes under the bottom of the landscape overhang where it meets the portrait side edge?
2Side Flashings (SFL / SFR / Stepped)
Previously saved as 1337 sentinel (cut short in Session 2).
How many SFL-425 (Left) and SFR-425 (Right) side flashings total for this 3L-over-4P?
3Bottom Flashing on the 4 Portrait Panels
Bottom run is 4 portrait panels (4.8m width).
For Metal: How many BF-425 + BFJ-01 joiners?
For Flexible: How many BCS-425 strips + metres of lead?
450mm Screw Formula (SSS50-200)
On Star (5 panels) you estimated ~162. On 3L/4P (7 panels) you estimated 168.
What is the exact counting rule? (Is it 6 per panel into battens + 6 per top profile + side clips?)
5Side-by-Side Mixed (Landscape next to Portrait)
If 2 portrait panels are installed directly to the left of 2 landscape panels in one array:
Can they be abutted directly? How does the horizontal flashing between rows line up?