Description: Code‑compliant ventilation and exhaust for basements, kitchens, toilets and process areas. We size fans/ducts, ensure correct air changes, smoke extraction logic where required, and deliver low‑loss layouts with access for maintenance. Compliances: NBC ventilation & smoke control provisions, IS/ASHRAE guidance, local fire approvals where applicable. Benefits: Better IAQ, controlled odors/fumes, safer egress during smoke events, and lower fan power. Why Choose Us: Balanced, maintainable routing with sound attenuation, tested airflow, and clear as‑builts.