Rage zafi conduction: zafi-insulating gada aluminum gami profiles' coefficient ne 1.8-3.5W / m2-k, wanda shi ne da yawa ƙasa da talakawa aluminum gami profiles 140-170W / m2k; ta zafi canja wurin coefficient ne 3.17-3.59W / m2- k a cikin m gilashin tsarin, da yawa ƙasa da na kowa aluminum gami profiles na 6.69-6.84W / m2-k, wanda yadda ya kamata rage zafi gudanar ta kofofin da zafi gudanar ta kofofin da windows.