Sanda Walƙiya Copperana amfani da shi don kare gine-gine don gujewa yajin walƙiya.LƘaddamar da sandar dare tana taka muhimmiyar rawa na hanyar sadarwa ta ƙarewar iska ta tsarin kariyar walƙiya.Mu ƙwararrun masana'antun walƙiya ne.

Gina walƙiya sanda, madadin mai suna na'urorin kariya na walƙiya, ana amfani da su don kare ginin lokacin ruwan sama da walƙiya.Wutar walƙiya da aka sanya a kan ginin da kuma canza wutar lantarki zuwa ƙarfe na ƙasa don kare ginin.Sandar walƙiya ta SLE ɗinmu ta dace da ma'aunin GB.Ana samun sandar walƙiya na musamman

1. Iska:Akwai babban wurin kariya ba tare da iska ba.Alal misali, a lokacin da iskakasa da kasa

fiye da 0.001%, (A bayyane yake a irin wannan yanayi, abin da aka kare yana da ƙananan damaza a yi iska.)

da kariya har zuwa kusurwar 55 °, idan aka kwatanta da sandar walƙiya ta gargajiya,fitarwa mai sarrafawa

sandar wuta kusan ba ta da damar da za a yi iska.

2. Iyakar kariya:Lokacin da abin kariya ya kai hari da kusan 0.1%,(a halin yanzu batu naoda

Ƙarƙashin ƙimar da aka yarda), sandar wutar lantarki mai sarrafawa mai sarrafawa har zuwa kusurwar 66.4 °, amma na gargajiyawalƙiya

sanda ya fi wannan karami.(Dauki sandar walƙiya ta gargajiya ta fi tattalin arziki amai karfi

myankin tsawa, yayin da har yanzu akwai damar da haske ya buge). 

3. Inganci da buƙatun aikace-aikace:Sandar walƙiya mai sarrafawa shine kariyar da ake amfani da ita sosaina'urar

tare da fa'idodin aikace-aikacen, tare da ƙimar amfani mai girma.