The ProSelect PSGDDSD18U is an 18-inch by 6-inch commercial spiral pipe diffuser, specifically engineered for direct mounting onto spiral duct systems. Its egg crate louvered face and double deflection capabilities provide superior control over airflow direction and spread, making it ideal for distributing conditioned air efficiently in large commercial or industrial spaces. The galvanized steel construction ensures durability and corrosion resistance, suitable for demanding HVAC environments.
This diffuser is a critical component for HVAC system designers and installers working with exposed spiral ductwork in warehouses, factories, or open-ceiling commercial buildings. The double deflection feature allows for precise adjustment of both horizontal and vertical air patterns, optimizing comfort and air circulation. Its robust design is built to withstand the rigors of commercial use, ensuring long-term performance.
Choosing the ProSelect PSGDDSD18U offers a specialized solution for effective air distribution from spiral ducts. Its combination of galvanized steel, egg crate louvered design, and double deflection capabilities provides excellent control and durability, making it a reliable choice for complex commercial and industrial HVAC projects.









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