Manrose Flat Channel Ducting is a 1m x 10cm flat channel ducting solution. Please note that the size guide image relates to standard sizes only, and brand sizes may vary. Group images are not representative of the quantity sold; the pack quantity is listed separately. This product is usually dispatched within 3 working days, with delivery typically completed in 3-5 working days within the UK mainland from the dispatch date. You can return your goods within 30 days of receipt if you are not satisfied for any reason.