Lehlabuleng, khalase e le 'ngoe ea silevera ea sunshade e tlase e ka emisa mocheso oa letsatsi ho kena ka phapusing mme e bonts'a mahlaseli a mocheso a hole a tsoang kantle.Le hoja e thibela ho kena ha matla a mang a mocheso oa letsatsi mariha, ts'ebetso ea eona ea ho kenya mocheso oa mocheso ha e amehe hobane matla a letsatsi mariha ke karolo ea boraro feela ea lehlabula.

Khalase ea sunshade low-e e na le mebala e fapaneng e bonahatsang le ho fetisa leseli le itekanetseng, e leng se etsang hore e be mebala e mengata ea ho khabisa le ho sireletsa ka ntle ho line-of-sight.

Melemo ea khalase e le 'ngoe ea silevera ea sunshade low-e:

Visible light transmittance- ho theha phello e loketseng ea mabone a ka hare, ho ba le tšireletso e itseng ho tloha moeling oa ka ntle oa pono.

Phetisetso ea matla a letsatsi - coefficient ea khalase ea letsatsi <0.5, e fokotsa mahlaseli a letsatsi ka kamoreng.

E phahameng haholo e hole-infrared reflectivity - tlaase mocheso phetiso coefficient meeli bokantle ba mocheso mahlaseli ka kamoreng.