2 x 15 pane window frames. Glass pane sizes 8.5mm x 10.5mm, 10mm x 10.5mm and 11mm x 10.5mm.
Frame size to fit 28mm x 56mm, 32 x 56mm and 35mm x 56mm opening. @ £1.50p per pair also available in 4mm @ £0.90p per pair