Knightsbridge EX4DUCT 100mm / 4-Inch Aluminium Ducting Kit

The Knightsbridge EX4DUCT kit contains expandable aluminium ventilation ducting and two jubilee clips for a nominal 100 mm / 4-inch duct connection. The extractor fan and external grille are separate items.

• Model: EX4DUCT
• Contents: expandable aluminium duct and 2 × 100 mm jubilee clips
• Nominal connection size: 100 mm / 4 inch
• Manufacturer datasheet dimensions: 108 mm diameter, 3300 mm expanded length; 110 mm cut-out diameter
• Drawing references: diameter 108 ± 3 mm externally / 105 ± 3 mm internally; compressed length 231 ± 20 mm
• EAN: 5055832933113

Length and fit: the manufacturer product summary describes approximately 3 m of ducting, while its exact datasheet and dimensional drawing list 3300 mm. The supplied unit's actual extended length and installation fit have not been physically measured. Check the required run and connections before installation.

The duct has a corrugated construction. Select a duct route and fan connection suitable for the intended ventilation installation.

Manufacturer dimensions

View the full-size EX4DUCT manufacturer drawing

Manufacturer document

EX4DUCT manufacturer datasheet (PDF)