(fits inside spiral ducting and flexible ducting). Ideal for connecting flexible ducts or spiral ducts together.
150mm Galv Male Metal Spiral & Flexible Ducting Connector Coupler Extractor Fans
125mm Galv Female Metal Spiral Ducting Fittings Connector Coupler Extractor Fans
100mm Galv Female Metal Spiral Ducting Fittings Connector Coupler Extractor Fans
160mm Galv Female Metal Spiral Ducting Fittings Connector/Coupler, Ventilation
Ducting Round Domed Plastic Pipe Reducer 5" 125mm (male) to 6" 150mm (female)
Ducting Round Domed Plastic Pipe Reducer 4" 100mm (male) to 5" 125mm (female)
