[Duct Reducer]: For connecting two ducts of different diameters or for connecting hose to inline fan or exhaust vent. Compatible with both flexible duct and rigid sheet metal ducts. [Size]: One side features a 200 mm female spigot—fits 8 inch flexible duct (outer diameter: 205 mm, inner diameter: 200 mm). The other side features a 150 mm male spigot—fits 6 inch ducting (outer diameter: 148 mm, inner diameter: 143 mm). Overall thickness: 2.7 mm, height: 110 mm. [Application]: Designed for use with air-cooled hoods, garages, attics, bathrooms, kitchens, extractor fans, hydroponics systems, and general ventilation applications. Rigid PVC ducting is suitable for DIY and professional use. [Easy to Install]: No tools required. Designed for simple, secure fitting. Ideal for tumble dryer vent pipes and hoses, bathroom vents and extractors, air conditioning units, kitchen fans and vents, heat transfer systems, ventilation systems, gas and electric dryers, cooker hood extractors, and various industrial, DIY, and trade applications. Note: Before purchasing, measure the inner and outer diameters of your existing ducting. The hose inner diameter must be larger than the reducer’s outer diameter, and the fan opening must be smaller than the reducer’s inner diameter. Color: White Material: PVC Specification: 150–200 mm Package Contents: 1 x Duct Adapter Note: Color may vary slightly due to lighting and screen settings. Measurement tolerance: ±1–3 cm.