The section size and the pedestal panels. The premium uses heavier timber throughout — thicker front posts, deeper rafters — and adds decorative pedestal panels at the base of each front post. On a wall mounted build the front elevation is the only view from the garden, and the premium gives that front elevation more presence and more detail.

The pedestal fits around the lower section of the front post and sits above the decking surface. The rear of the structure has no posts — it fixes to the wall — so the pedestal is a front-only feature, which is where it matters on a wall mounted build.

Yes, at the point of order. The back is already enclosed by the house wall. Screening to the sides. Roof kits in clear, opal or bronze polycarbonate with white or brown glazing bars.

Brick, rendered block and timber frame are all suitable. The appropriate fixing method varies by wall type — the fixings provided cover the most common situations, and the assembly guide notes the variations.

The pallet will be heavier than for the standard models. Delivery is kerbside — the customer handles getting components from the kerbside to the install location.