Good Heat Resistant Flexible Silicone Glass Fiber Suction Duct Hose Air Hose Air Ducting Air Conditioning. Flexible Silicone Construction: Made of heat-resistant silicone with glass fiber reinforcement for durability. Customizable Dimensions: Inner diameter ranges from 19mm to 400mm and sizes from 1 to 16 inches. Non-Toxic and Anti-Abrasion: Features excellent anti-aging, non-toxic properties, and resistance to abrasion. OEM Factory Direct: Manufactured by an OEM factory with multiple production lines and first-class equipment. Versatile Applications: Suitable for automobile exhaust, chemical industries, and industrial air ducting. Fast Air Freight Delivery: Small orders can be delivered worldwide within 10 days via air freight. Comprehensive Product Range: Offers hundreds of specifications with diverse product variety for various needs.