Black fiberglass heating

0.5x1(m) 0.5x2(m) 0.5x3(m) 0.5x4(m) 0.5x5(m) 0.5x6(m) 0.5x7(m) 0.5x8(m) 0.5x9(m) 0.5x10(m) 0.5x12(m) 0.5x14(m) 0.5x16(m) 0.5x18(m) 0.5x20(m) 0.5x24(m) 0.5x28(m)