Improved, thicker universal reducer for ventilation systems, 80/200mm diameter, PVC round pipe reducer used with air conditioning for ducts and extraction fans (8–20 cm)

1. Universal reducer for ventilation systems? 80/90/100/110/120/130/140/150/160/170/180/190/200 mm

2. Durable Material: Designed and engineered for use in both indoor and outdoor ventilation systems, made of high-quality material resistant to external factors (high-quality PVC plastic), rust-free.

3. It can be used with air conditioning systems: bathroom extractor fan, fan, range hood, clothes dryer, hydroponic system, kitchen, or any other location in an apartment, house, or office.

4. Wide operating temperature range (from -20°C to +65°C) with quiet, comfortable, and highly efficient year-round ventilation.

5. All-in-One: This is a very practical solid tube reducer or of a diameter height that allows for two different solid pipes or flexible pipes, from small to large, large to small. Machine usage time and vice versa.