Viewworks holds BCCA certificate BC1-581-4011 under notified body 0749 across three products, including the Reynaers CS 77 FP OW glazed screen at E 30, EW 30 and EI₂ 30 under EN 16034-3 — one of only three certified fire-glazing entries in Belgium. It fabricates at Kontich in Antwerp province, and its certificate runs to December 2027.