The Nacra F18 Infusion was announced in 2006 and launched in January 2007 as a one design racing catamaran conforming to the Formula 18 class rules.

The principle design team was Morrelli & Melvin but also included significant input from Peter Vink (Performance Sails) and Gunnar Larsen (Nacra).

[2][3] The Nacra F18 Infusion has been a recognized World Sailing as an international competition class since November 2010.

[5][6] The Nacra F18 Infusion is a racing sailboat, built to the Formula 18 Class Rules and its own One Design construction manual.

The boat has a sandwich construction with fibreglass skins made using vinylester resin over a foam core.