• Ukwakhiwa kwezendlalelo ezikabili ezimangelengele kuhlanganisa imikhawulo yokumelana nomthelela omkhulu kunikeza isivikelo esihlala isikhathi eside uma kuqhathaniswa ne-faceplate yendabuko yongqimba olulodwa.
• Idizayini enephrofayili ephansi ehlangana kalula ngaphandle kwezikhala ezibonakalayo phakathi kwekhava ye-wall plate kanye nodonga.
• Ongakukhetha kokuvula isitayela somhlobisi esingu-1-4 se-dimmers eyodwa noma eziningi noma ukufakwa kwamaswishi endaweni efanayo.
• Isiphetho esibushelelezi ngaphandle kwemigqa ehlehlisiwe ukuze kuhlanzwe kalula futhi kugcinwe ukubukeka okukhangayo.