FineFloor FibreFlex

Wood/Laminate Levelling Underlay

Density (Airborne) - 0.9kg/m² Roll Weight - 10kg Roll Size - 11m² Thickness - 5mm Impact Sound Reduction - 20dB Material - Wood Fibre

Out of stock

Comfort Rating

Durability Rating

Sound Reduction

Tog Rating

Perfect for Levelling and Soundproofing for Domestic Use.

QA Finefloor FibreFlex Levelling 5mm Underlay is designed to eliminate sub-floor unevenness under wood and laminate flooring.

FibreFlex lightweight flexible wood fibre makes it really easy to lift and move around, helping you get the job done quickly. And it won’t break when being transported (unlike rigid wood fibre panels which can easily snap). The wood fibre also has high impact sound reduction so it deadens any loud noise and makes the whole room quieter – and is very eco-friendly, as the wood fibre material is responsibly sourced and 100% recyclable.

  • On the Level – provides a level subfloor for the floor covering, smoothing out the most uneven areas to offer stable support.
  • Quiet Please – excellent sound reduction of 20dB, absorbing impact sound and in-room noise.
  • Easy to Fit – made from flexible wood fibre, it is really easy to roll out, cut and fit – saving you a lot of time and effort when installing it.

QA Performax Essentials Underlays are designed for those wanting great value budget basics that still perform with dependable quality. QA Finefloor FibreFlex is an honest, no frills, budget wood fibre underlay for where more technical benefits are not required.

Click here to view our underlay fitting guide

Additional Information

Dimensions 1000 x 110 cm

Laminate, Wood





Roll Area


Roll Length


Roll Width




Roll Weight


Impact Noise Reduction


Heat Insulation





Wood Fibre


Simple Lay




Guaranteed for the serviceable lifetime of the floor covering under which it is laid when used in the recommended locations.




Delivery Charges


Standard (3 Days) Next Day
£0 – £199 ex VAT £15 £40
£200+ ex VAT FREE £25

Soundproofing, Laminate, Real Wood & Carpet Tiles

Standard (3 Days)
£0 – £199 ex VAT £30
£200+ ex VAT FREE

Important Information

    • Standard delivery is 3-5 working days
    • Order with multiple product types will have compound delivery costs, please call for for more information.
    • Due to the bulky nature of certain products and insurance / liability issues, the couriers will only deliver to kerbside. (they cannot be expected to carry goods up to your flat for example)
    • The cost for soundproofing are higher as these must be delivered in pallets which is a higher cost.
    • There is a 40% restocking fee on all soundproofing products.

Underlay-Delivery-Info-RHS (1)Ordering

We aim to dispatch all orders between 3 to 5 working days. As your order is now with our courier network it is subject to adverse weather conditions and road networks, so please be patient.

We deliver from Monday to Friday between 9am and 6pm. We assume that access is available for vehicles for all deliveries and for HGV’S for larger orders. Deliveries are door-to-door and the driver can not be expected to take them inside the property. We request that someone is available to sign for the goods upon delivery.

It is imperative that you the customer are available to sign for the goods upon delivery. Please ensure that your goods are inspected, prior to signature for damage. Once the goods have been signed for in “Good Condition” the carrier and Flooring Warehouse Direct will reject any claim for damages or compensation. Any damage or short delivery should be reported to us within 24 hours of receipt of delivery.

We highly recommend that when booking fitters, more time is allowed for delivery as orders are subject to such things as credit checks, stock availability and delivery conditions which can mean the order may be delayed. If you have any questions, please contact us before making an order.


If you decide to return any good we recommend you do so within 14 days of receipt. Sadly, we have to exclude any products that have been altered in any way (cut-to-size, made-to-measure etc.)

If you do send the goods back for any reason, please let us know so we can send you our warehouse address. Upon receipt of the goods appropriate credit will be issued.

Is this right for me?

This product reduces impact noise by 20dB.

The table below demonstrates the level of decibels (dB) experienced from common everyday noises:

Decible (Unit)
Noise Type
Low threshold of hearing - the softest sound you can hear
Leaves rustling in the breeze / Quiet whisper
Average whisper
20 - 50
Quiet conversation
40 - 45
Hotel lobby conversation
50 - 65
Loud(ish) conversation
65 - 70
Moderate traffic / Hair dryer
65 - 90
75 - 80
Factory (medium) / Washing machine
Heavy traffic / Petrol lawn mower / Busy city
90 - 100
Thunder / Walkman / Traktor
Boom box on high volume / Chain saw / Leaf blower
Shouting / Symphony concert
Rock concert
Ambulance siren
Threshold of pain / Firework display / Gunshot
Airplane takeoff from short distance away
140 - 190
Space rocket takeoff

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