Roller Blinds Mechanism
Roller Blinds Mechanism ndiyofunikira kwambiri pakhungu lodzigudubuza, makamaka pakhungu loyang'ana ndi mbidzi, makasitomala ena amakondanso kugwiritsa ntchito Njanji yapansi panthaka yodzigudubuza akhungu, imapangitsa khungu kukhala lolemera, ndiye kuti nsaluyo idzakhala yosalala kwambiri.