BALANCE STRUCTURE 3 LAYER 1 STRIP Balance structure (Oak up and down) Rovere 3 layer 1 strip Size 1860x189x15mm/4mm structure 4mm oak +7mm pine +4mm oak Select grade AB unfinished $24.5 prefinished $26.0 Rustic grade CD unfinished $22.0 prefinished $23.5 Natural grade ABCD(6:4) unfinished $23.5 prefinished $25.0 (15% random length ) 1USD could be less for 3mm top layer Balance structure (Oak up and down) Rovere 3 layer 1 strip Size 2200x190x15mm/4mm structure 4mm oak +7mm pine +4mm oak Select grade AB unfinished $27.50 prefinished $29.00 Rustic grade CD unfinished $24.00 prefinished $25.50 Natural grade ABCD(6:4) unfinished $25.50 prefinished $27.00 (15% random length ) 1USD could be less for 3mm top layer