Mai riƙe da jan ƙarfe Walƙiyaana amfani da shi don kare gine-gine don guje wa bugun walƙiya.Tsarin ƙasa na sandar walƙiya yana taka muhimmiyar rawa a cikin hanyar sadarwa ta ƙarewar iska ta tsarin kariyar walƙiya. Mu ƙwararrun masana'antun sandar walƙiya ne.

Sandar Walƙiya ta Gina, wacce aka sanya mata suna da na'urorin kariya daga walƙiya, waɗanda ake amfani da su don kare ginin lokacin ruwan sama da walƙiya.An sanya sandar walƙiya a kan ginin kuma an tura wutar lantarki zuwa ƙarfen ƙasa don kare ginin. Sandar walƙiya ta SLE ɗinmu ta yi daidai da ƙa'idar GB. Ana samun sandar walƙiya ta musamman

1. Naɗewa:Akwai babban yanki na kariya ba tare da lanƙwasa ba. Misali, lokacin lanƙwasawaƙarancin ƙima

fiye da 0.001%, (a bayyane yake a irin wannan yanayi, abin da aka kare ba shi da wata damaza a yi masa rauni.)

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

Sanda mai haske kusan ba shi da damar yin iska.

2. Faɗin kariya:Lokacin da abin da aka kare ya kai hari da kusan kashi 0.1%,(a halin yanzu wani batu ne naoda

a ƙarƙashin ƙimar da aka yarda), sandar hasken wuta mai sarrafawa har zuwa kusurwar 66.4 °, amma na gargajiyawalƙiya

sandar ta fi haka ƙanƙanta. (Ɗauki sandar walƙiya ta gargajiya ta fi araha aƙarfi

mai ƙarfiyankin tsawa, yayin da har yanzu akwai damar da haske zai iya buge ta). 

3. Inganci da kuma damar amfani:Sanda mai iya sarrafawa kariya ce da ake amfani da ita sosaina'ura

tare da fa'idodin aikace-aikace masu faɗi, tare da babban ƙimar amfani.