In kasta oo gudaha gaaska halogen isku-dhafan ee guluubka h7 uu aad u sarreeyo, haddana warshaddaydu waxay weli dhigaysaa wax ku filan xilligan.

Sannadka 2020, qiimaha gaaska halogen ee nalka iftiinka h7 waa mid deggan, kaas oo ku saabsan USD562.00.

Laakiin hadda, way dhaaftay USD5000.00, marka way waalan tahay nalka h7 ee u dambeeya.

Waxay ka dhigaysaa qaar ka mid ah warshadaha nalalka iftiinka h7 inay joojiyaan wax soo saarka hadda.

Dhammaan nalalkayaga nalalka h7 dhamaantood waxay isticmaalayaan “kahortagga uv quartz galaas”.

Waqtiga nolosha ee nalkayaga h7 waa 800-1200 saacadood, taas oo 2 jeer ka badan kuwa kale.

Dhanka kale, nalalkayaga h7 ee 12v iyo 24v dhamaantood waxay wataan calaamado.

Haddii aad fursad siin karto warshaddayda, waan hubaa in nalkayaga h7 uu yahay inuu iib wanaagsan ku yeesho waddankaaga.