Model Scale & Board

Scale 1 : N

Boards you can buy, mm

External wall mm Internal wall mm

Slab mm Floor to floor mm

Floors Wall length per floor m

Building length m Building width m

Site length m Site width m

Sheet length mm Sheet width mm

Sheet 841 × 594 mm is A1 board; foam board often comes 762 × 508 mm. A 70% yield allows for offcuts and windows cut out.

External wall–

Best board–

Model height–

Sheets to buy–

Model section

Element	Real	At scale	Best board	Error