1.
2. Mankhwala amagetsi: ili ndi mawonekedwe abwino kwambiri komanso kukana kwa magetsi, komanso kukhazikika kwambiri.
3. Kugwirira ntchito kutchinga: Zinthu zotchinga ndi kutentha {}} osagwirizana, lawi {{}}
4. Zojambula zamakina: aluminiyamu a alooy wochititsa bwino ali ndi kukana kwabwino kwambiri, kusinthasintha kwakukulu, kokhazikika, komanso kulumikizana kotsika.
5. Chingwe chakunja: chopangidwa ndi kutsogolera {{1} free ndi cadmium} free pvc, ndioyenera kuyikidwako ndikuyikidwa ndi simenti kuti mugwiritse ntchito.
