Mu nganda zigezweho zo kugenzura ibicuruzwa, wafer igenzura valve irakunzwe cyane kubera igishushanyo mbonera cyayo, koroshya kwishyiriraho hamwe nigiciro cyambere & kubungabunga ugereranije na gakondo ya flanging swing cheque.BVMC itanga isahani imwe hamwe na plaque ebyiri ya wafer igenzura ibikoresho hamwe nibikoresho bitandukanye.