Insulated Ducting (R1.5 Rated) 250mm
A 6m length of insulated duct for those cases where extra reach is needed.
6m Flexible Insulated duct, 250mm internal size.
Overall External Diameter (including insulation): Approx 410mm (bear in mind that these figures are approximate)
This insulated ducting is R1.5 rated. R0.6 and R1.0 rating duct is available in separate listings.