This item can be used if you want to install an HRM Wallstar but your outside wall is over 400mm thick.
The standard Wallstar range is designed for walls between 210mm and 340mm thick, however with the addition of this 100mm extension kit, a Wallstar can be installed into a wall with a thickness of up to 440mm.
HRM Ref: 20/24CX100
Delivery times vary from the next day to usually within 10 days - dependant on the product. All orders should be completed within 30 days. However, a few special order items may be in excess of 30 days and lead times for these product ranges are quoted on our online catalogue for your information.
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