Fast‑Application Engineering‑Grade Water‑based Intumescent Fire‑Retardant Coating for Steel Structure WFS‑101 Waterbased Intumescent Paint - ANTI-FIRE WB Introduction: WFS‑101 Fast‑Application Engineering‑Grade Water‑based Intumescent Fire‑Retardant Coating for Steel Structure is developed for large‑scale steel‑structure projects with tight construction schedules. It adopts high‑efficiency water‑borne binder compounded with intumescent fire‑retardant system, adjustable with