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isi marked ac pressure pipe in nominal size: 300mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 350mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 350mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 350mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 400mm diameterclass 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 400mm diameterclass 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 400mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 450mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 450mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 450mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 500mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 500mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 500mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 600mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 600mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 600mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 700mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 700mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 700mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 750mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 750mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 750mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 800mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 800mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe in nominal size: 800mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 100mm diameter class 15 manufactured by ‘mazza process’ only , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 100mm diameter class 20 manufactured by ‘mazza process’ only , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 100mm diameter class 25 manufactured by ‘mazza process’ only , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 125mm diameter class 15 manufactured by ‘mazza process’ only , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 125mm diameter class 20 manufactured by ‘mazza process’ only , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 125mm diameter class 25 manufactured by ‘mazza process’ only , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 150mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 150mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 150mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 200mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 200mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 200mm diameter class 25 , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 250mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 250mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 250mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 300mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 300mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 300mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 350mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 350mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 350mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 400mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 400mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 400mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 450mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 450mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 450mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 500mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 500mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 500mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 600mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 600mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 600mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 700mm diameter class 15 manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 700mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 700mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 750mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 750mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 750mm diameter class 25, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 800mm diameter class 15, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 800mm diameter class 20, manufactured by ‘mazza process’ only. , isi marked ac pressure pipe with suitable ac coupling and isi mark rubber ring in nominal size: 800mm diameter class 25, manufactured by ‘mazza process’ only.