Rectangular Ductwork & Components. Our offering includes rectangular ducts and fittings, various noise attenuators (baffles, perforated, economic, acoustic), dampers (pressure, flow-regulating, tight-sealing), ventilation grilles, PVC dampening inserts, and rectangular exhaust hoods.
Stainless Steel Hoods. We produce customized stainless steel hoods, including grease filters, horizontal/vertical LT-V and LT-H types, and custom sizes tailored to specific customer requirements.
Circular Ductwork. We supply circular spiro ducts and fittings, including bends, weather louvers with grilles, exhaust heads, dampers, flexible connections, and circular noise attenuators.
Installation & Connecting Materials. We provide a full range of assembly and connecting hardware, including screws, nuts, washers, metal/brass/plastic wall plugs, suspension systems (ZL, ZZ, spiro hangers), threaded rods, and connecting flanges (R20, R30, R40) with corners.
High-Quality Construction Standards. Standard galvanized ducts are fitted with Gebhardt-Stahl joints (R20, R30, R40) for high airtightness. We also offer fire-resistant and thermally insulated ductwork with customizable insulation thickness.