Drywall and Interior Plastering segmentation by application isolates three demand clusters that collectively define the market’s revenue composition. The residential construction cluster dominates, accounting for roughly 55 % of total sales; its volume is sustained by continuous housing starts, renovation cycles, and the prevalence of single‑family and multifamily units where speed of installation and cost efficiency are paramount. The commercial construction cluster, contributing about 30 % of revenue, is driven by office towers, retail spaces, and hospitality venues that require higher fire‑rating assemblies, acoustic performance, and aesthetic finishes, prompting greater reliance on metal‑stud framing and specialty plaster. The remaining 15 % originates from industrial and infrastructure projects, including factories, warehouses, and transportation terminals, where durability, moisture resistance, and compliance with stringent occupational safety standards dictate the selection of premium gypsum products and reinforced plaster systems. By quantifying these application segments, analysts can map growth trajectories, allocate R&D resources, and forecast capacity needs across the broader Drywall and Interior Plastering market.