WILDEBOER OR4 fa'avae asu Fa'asa'oloto Tusi Taiala Fa'aaoga
Maua le tusi lesona mo le OR4 basic Smoke Release Device mai WILDEBOER. O lenei mea e iloa ai le asu o le VdS-aloaia ma le DIBt-faʻamaonia, mulimulitaʻi DIN EN 54-27 tulaga. Aoao e uiga i lona faʻapipiʻiina, faʻatinoga, ma faʻatonuga faʻamaumauga i lenei 2021-tuuina atu tusi lesona.