Price Holyoake Semi Rigid Flexible Ducting - SPIROSET

SPIROSET is a light weight air duct, machine formed in a continuous spiral from aluminium strip coil stock, corrugated and seamed with a four ply lock seam, creating an airtight tube which can be easily cut to length and bent by hand to conform to a desired duct route, with-out altering its full circular cross section. It is a characteristic of Spiroset that it will retain whatever configuration is required and is self supporting over its normal maximum length of 3 metres. Spiroset is available plain (without insulation), thermally insulated or acoustic (perforated) insulated.