It has unequal span, staggered single bay wings built around two box spars with plywood ribs.

The deep, wide chord rudder reaches to the bottom of the fuselage between the divided elevators.

The undercarriage is of the split axle type, with the faired main legs attached to the fuselage forward of the wings and braced by rearward struts.

[2] There are two Viimas on display in Finland, one in Finnish Aviation Museum in Vantaa (VI-23/OH-VII) and second one in Härmälä, Tampere (VI-1).

[1][4] Two Viimas are listed on a national register as airworthy as of 1 Jan 2014, OH-VIF (VI-17) and D-EVVI (VI-3) in Finland and Germany, respectively.

D-EVVI was offered for sale at airport "ETSA" in December 2014 through planecheck.com June 2015 .D-EVVI (VI-3) now re-registered and flying in Finland as OH-VIG.