Extend a 3 Room Heat Transfer Kit into a four room system
- 1 x Y Branch (Splitter)
- 1 x 3 Metres 150mm Acoustic Insulated Duct
- 1 x Adjustable Circular Design Outlet Diffuser
- 2 x 48mm x 5 Metre Duct Tape
More details and BPIR (if applicable) can be found here »
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