... 5).Standard: ISO9001 and ISO14001 Laying indoors,in trenches and in ducsts, for fixed installationStandard: ISO9001 and ISO14001Min. order:1000m. ... cableFor laying indoors, in trenches, in ducts, and for fixed installation, the cable should be flame retardantZR-KVVP2Copper ... shieldFor laying indoors, in trenches, in ducts, and for fixed installation, the cable should be flame retardantZR-KVV2Copper ...