... ladder and oval.5Slots of SLATWALLis 5, 7, 9 or 11 --- if slots are parallel with 2440MM.6Slots of ... SLATWALLis 15, 21 or 23 --- if slots are parallel with 1220MM.7Loading for SLATWALLin 1 x ... MDF, 1 side laminated with white melamine paper, E2, slots no. is 7 , 9, 11 or 15,400PCS( ... PICTURES OF FINAL SLATWALL WITH ALUMINIUM BAR: 4. ELLIPSE SLOTS' SHAPE OF SLATWALL: ( YOU COULD CHOOSE ELLIPSE, LADDER ...