Sizes W x H (mm)	Material Thickness t (mm)	Weight (kg/m)
20 x 20	3	0.87
20 x 20	4	1.13
25 x 25	3.5	1.28
25 x 25	4.5	1.61
30 x 30	4	1.76
30 x 30	5	2.16
35 x 35	4	2.07
35 x 35	4.5	2.31
35 x 35	5.5	2.78
40 x 40	5	2.94
40 x 40	6	3.49
50 x 50	6	4.43
50 x 50	7	5.11
60 x 60	7	6.21
70 x 70	8	8.29
80 x 80	9	10.7