Bivethoi 50 PCS Plastic Hole Covers 6mm / 1/4 Inch, Black Flush Type Snap in Plastic Plugs for Chair Table Furniture

Bivethoi 50 PCS Plastic Hole Plugs 6mm / 1/4 Inch Hole Cover, Black Flush Type Hole Plug Snap in Plastic Plugs, Pipe Post Hole Cap Tube Insert Plug Round End Cap Panel Plug for Chair Table Furniture

Kair Plastic Ducting Pipe 100mm - 4 inch / 1 Metre Long Length - Rigid Straight Duct Channel

Fantronix Round Ducting Reducer 150mm to 100mm - 6 to 4 inch Duct Pipe Reduction Coupler for Extractor Fans and Ventilation Units