Stainless hlau PVC coated cable khi muaj zog rau nws tus kheej-lock mechanism uas txuag lub sij hawm nyob rau hauv installation.PVC txheej txheej txo tus nqi zoo dua li PPA txheej ties.
Cov khoom lag luam no tau pom zoo los ntawm DNV, ABS, UKCA, CE daim ntawv pov thawj.