Loading…

90mm Smooth Type Flat Duct for Prestressed Buildings. Customizable Length: Length is customizable to meet specific project requirements. Galvanized Surface: Hot dipped galvanized coating ensures strong and durable performance. Sound Insulation Function: Designed for sound insulation, drainage, protection, and support. Wide Application Range: Suitable for bridges, viaducts, buildings, dams, and mines. Fast Delivery: Delivery time is normally within 20 days after receiving deposit. High Production Capacity: Daily production capacity reaches 3000 meters. Comprehensive Warranty: Warranty period ranges from 1 to 3 years. Free Sample Availability: Samples are free of charge, buyer pays express cost.