Menyako ea UL ea mollo e sebelisoa Amerika Leboea le linaheng tse ling le libaka tse hlokometseng litekanyetso tsa UL, tse finyellang litlhoko tsa botsitso ba ho hanyetsa mollo, botšepehi le ho kenya mocheso ka nako e itseng. Ho fapana le mamati a mang a mollo, mamati a tloaelehileng a mollo oa Amerika a bonahala a khetholloa ke hore mamati a tloaelehileng a mollo oa Amerika a hloka ho fetisa teko ea ho otla metsi a mollo.

ZHTdoors menyako ea mollo, lilemo tse 31 tsa boiphihlelo ba tlhahiso menyakong ea mollo le Windows. Menyako e ka sehloohong ea mollo oa UL, mamati a mollo oa EN, mamati a mollo a BS EN, joalo-joalo,.Re na le setifikeiti.ZHTdoors tšehetso OEM le mahala moralo.Melemo ea rona: boleng bo botle, theko ea fektheri, tšebeletso e ntle.Rea u amohela ho buisana le rona.