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Fiamma Vent 40 Knobs & Extension Kit 98683W116
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- Description
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Used when fitting a compatible Fiamma roof vent to a thicker roof where the standard controls are not long enough. The kit includes 2 extended control knobs and 1 metal extension adaptor.
Suitable for installations with roof thicknesses up to approximately 85mm, depending on the vent model and installation. Fiamma’s current fitting instructions list kit 98683W116 for roof thicknesses of 50–70mm and 70–85mm on compatible Vent models.
Compatible with selected Fiamma Vent 40, Turbo-Vent and Turbo-Vent P3 rooflights. Retailer fitment data includes Vent 40 references 04329B02-, 04329B02D, 04328B01- and 04328B01D, along with several Turbo-Vent references.
Fiamma part number: 98683W116
Colour: Neutral white
Contents: 2 extended knobs and 1 metal extension adaptor
Delivery:
We provide fast, reliable delivery across mainland UK, with same-day dispatch available on weekday orders placed before 2 pm.
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Free Standard Delivery – available on all orders over £50.
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Tracked Services – all orders are shipped with Royal Mail Tracked 24 or Tracked 48 for full tracking and peace of mind.
- Tracked 48: £3.45
- Tracked 24: £4.25
- Same-Day Dispatch – orders placed Monday to Friday before 2 pm are dispatched the same day. Orders placed after 2 pm are dispatched the next working day.
- Larger Orders – parcels over 2 kg and under £50 may have variable shipping costs depending on size and weight.
If there are ever delays, we’ll let you know straight away. For any questions about your order, our team is always happy to help.
delivery is available to mainland UK addresses only.
Please note: delivery times are estimates provided by Royal Mail and may take longer during busy periods such as bank holidays and Christmas.
Supplier-shipped items
Some specialist or larger items are shipped directly from our suppliers and may use different couriers and delivery times (for example, next-day courier or pallet delivery). When this applies, the delivery details for that product will be clearly shown on the product page.
Returns:
We want you to be confident when ordering from Thomas Touring. If you need to return an item, please contact us within 30 days of delivery.
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Return Conditions – items must be unused, in their original packaging, and in a resalable condition.
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Return Postage – the buyer is responsible for return postage unless the item is faulty, damaged, or incorrect. We recommend using a tracked postal service for all returns.
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Non-Returnable Items – PCB units and combustion fans are non-refundable. These electrical parts are often misdiagnosed, so please ensure the fault has been confirmed by a qualified technician before ordering.
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Damaged or Faulty Items – if your order arrives damaged, faulty, or incorrect, please contact us so we can arrange a refund or replacement. Return postage will be covered where necessary, and we may request photos to process your claim quickly.
For any questions about returns or refunds, please get in touch with our team. We’re here to help.


