Home / Ducting / Ductmaster Thermal - Rectangular / Insulated Rectangular to Round Plenum Insulated Rectangular to Round Plenum £6.33 – £9.47 DUCTMASTER THERMAL insulated rectangular to Ø100mm round plenum. Available in 2 sizes. Size Choose an option204x60mm220x90mm Clear (the price listed does not include VAT and carriage) Insulated Rectangular to Round Plenum quantity Add to basket SKU: N/A Categories: Ducting, Ductmaster Thermal - Rectangular Tag: Thermal Ducting Product ID: 10533 Related products 45° Horizontal Bend £1.54 – £4.89 (this price does notinclude VAT and carriage)View product Choose an option 110x54mm204x60mm220x90mm Backdraught Shutter £1.99 – £2.80 (this price does notinclude VAT and carriage)View product Choose an option 100mm125mm150mm 45° Vertical Bend £1.75 – £3.89 (this price does notinclude VAT and carriage)View product Choose an option 110x54mm204x60mm220x90mm Duct Connector £0.49 – £1.13 (this price does notinclude VAT and carriage)View product Choose an option 110x54mm121x60mm204x60mm