12x box 100mm 4" x 3m ALUMINIUM FOIL FLEXIBLE DUCTING EXTRACTOR FAN DUCT HOSE
12x Bulk Box of 100mm 4" dia x 3mtr Silver Aluminium Foil Aliflex Ducting. Aluminium Foil Flexible Ducting, in lengths of 3mtr. Manufactured using a Multi-layer Aluminium and Polyester Laminate and supported by a Steel Wire Helix.