Vetan casing Patti kaise lagai jaati Hai

1 casing Patti ki fitting kaise ki jaati Hai 2 open fitting kaise ki jaati Hai 3 Bahar ki fitting plaster per kaise ki jaati Hai 4 button Patti ki fitting kaise ki jaati Hai 5 button Patti kaise lagai jaati Hai 6 casing Patti Deewar per kaise lagai jaati Hai 7 button Patti lagane ka aasan tarika