Classes

Scale

- F4D - Open Scale Rubber
- F4E - Open Scale Electric / CO2
- F4E - Peanut
- Pistachio
- Flying Dutchman Award

The rules for the scale classes are the same as for Interscale and the British Indoor Scale Nationals: the BMFA-rules:

- General scale contest rules [75 KB], and very useful, the Judges Guide [95 KB].

Duration

The rules for the duration classes are the standard FAI rules. The construction details are given on this site, but if you want to view the full set of rules: download the ZIP-file .

Construction details:

- F1D   (open duration)
- F1M   (1.5 gram limited Pennyplane)
- F1M Small   (F1M for juniors)
- F1L   (EZB)
- F1N   (Indoor Glider)
- Sainte Formula (3 gram minimum weight)

Fun

- Pylon race (team race)

Photo contest

Who will make the picture which expresses the Spirit of IIFI best?