2 1 2 x 1000 July 8, 2019 16 32 64 128 1 2 x 10000 1 2 x 1000 pex pipe Hose 1 2 x 1 2 x 1000mm 1 2 x 1000 x 20 2 Flexible hose 1 2 x 1 2 x 1000mm 1 2 x 1000 x 10 2 1 2 x 1000 x 30 2 1 x 1 2 x 2 2 x 1000 2 + 1 = 2
