材(cái)料:南亞硬質(zhì)PVC(灰溜(liū)溜),絕緣體使用性能好,不助燃(rán),耐(nài)溫至85度。 組織:由槽底及槽蓋關(guān)於兩部(bù)分期成,底槽側方設出線(xiàn)孔。 Material:Made from PVC(grey),good insulation and heat-reaiting Up to 85度 Struction:made up of duct bottom and lid,With two-holes designd at the bottom.