Weiss Insulated Ducting Length with Joiner 150mm x 3 Metre SKU: 119836 MODEL: FV63 Error. try again later You've successfully joined the club $ 64 .98 each Mitre 10 SAvailable at selected stores. Check your local store for details Variants Flexible thermal insulated ducting to help reduce heat and cooling loss. Additional ducting length to suit 150mm insulated applications, with 150mm joiner. Features and benefits Insulation: standard R0.6. 150mm diameter. 3m length. 150mm joiner included.