I suggest overboard it with 3mm ply first to level it all out, then underlay. Answer from Usual-Foundation8454 on reddit.com
Luxury Flooring
luxuryflooring.co.uk › home › what is the best underlay for laminate & wood flooring? | luxury flooring
What is the Best Underlay for Laminate & Wood Flooring? | Luxury Flooring
February 19, 2025 - If you’re wondering what’s the best underlay for laminate or wood flooring, Fibreboard is a brilliant choice. It helps smooth uneven floors, reduces noise and acts as an excellent thermal insulator.
Screwfix Community Forum
community.screwfix.com › forums › screwfix community forum › builders' talk
Best Underlay For Uneven floor | Screwfix Community Forum
September 3, 2018 - How uneven,if concrete,themn a thin layer of leveling compound might be a better solution. As to underlay,'Natura Sonic Gold' is among the best,using it here, do tape the joints with alumium tape. https://www.luxuryflooringandfurnis...ate-and-wood-flooring-underlay-5mm-thick.html
Videos
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Laminate flooring tip: uneven subfloor - YouTube
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Choosing the Best Underlay For Laminate & Wood Flooring - YouTube
r/DIYUK on Reddit: Installing laminate on uneven floor
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Preparing For Laminate Flooring, Self Leveling Underlayment And ...
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What Is The Best Underlayment For Laminate Flooring? - CountyO...
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Best Underlay for Laminate Flooring for 2024 [Top 5 Review] - YouTube
Floors Direct
floorsdirectltd.co.uk › accessories › underlay › fibreboard laminate underlay 5.5mm
Quality Fibreboard Underlay: The Solution to uneven Floors
Fibreboard Laminate Underlay 5.5mm
This 5.5 mm Fibreboard Underlay is ideal for flattening uneven floors with imperfections up to 2mm in height or depth.
Whether you have a problem with buldging under floor boards or cracked and scratched concrete with rough surfaces this underlay helps a great deal.
To get the best out of your Wood or laminate flooring you need to ensure it is laid on top of uneven / flat sub-floor. To acheive this Fibreboard is used as your most effective solution.
Use with: Wood & Laminate Underlay Suitability: Domestic (not for industrial floors) Pack Size: 10m2 Thickness: 5.5mm Impact Sound Reducti
Price £27.00
Mersey Flooring
merseyflooring.co.uk › flooring suppliers › news › best underlay for laminate flooring: a complete guide
Best Underlay for Laminate Flooring: A Complete Guide – Mersey Flooring
Cork underlay: Cork is an excellent insulator and has natural antimicrobial properties, which makes it a great choice for homes that are prone to dampness. Fibreboard underlay: This is a great choice for those who need to level out unevenness ...
Floorlot LLC
floorlot.com › blogs › help › choosing-the-best-underlayment-for-laminate-flooring
Choosing The Best Underlayment For Laminate Flooring – Floorlot LLC
November 12, 2024 - To prepare a concrete subfloor for laminate installation, test for moisture and fix any uneven or damaged areas. Select an underlayment with a moisture barrier that also provides a soft, comfortable walking surface. When preparing your subfloor for a laminate flooring project, there are several key factors to keep in mind, regardless of the subfloor material:
floorMuffler
floormuffler.com › choosing-the-best-underlayment-for-laminate-flooring
Choosing The Best Underlayment For Laminate Flooring - floorMuffler
February 14, 2024 - A concrete subfloor provides a strong surface for installing underlayment and laminate. Its advantages include durability and affordability. Concrete is also not susceptible to wood-eating insects or pests. The cons of working with this material for subflooring include: Moisture: Concrete can absorb moisture in a humid or damp environment and wreak havoc on laminate flooring. Unevenness: Bumps or uneven areas of the concrete can complicate the installation process and lead to damaged flooring planks.
MyBuilder
mybuilder.com › question overview › question
Laminate on uneven floor - MyBuilder
March 1, 2024 - It is probably best, to try and flattern it out. Laminate has a habit of cracking along the joints, if the floor is uneven. It might take a few years though. Fibre board undelay isn't any good on screed (concrete), it will be ok on the timber part of your floor. Maybe try a slightly thinner moisture barrier underlay ...
Interfloor
interfloor.com › do-you-need-underlay-for-laminate-flooring
Laminate Underlay | Underlay for Laminate Flooring | Interfloor
November 6, 2020 - Laminate is a floating floor, meaning it lays loosely over your subfloor. The laminate panels need to be evenly distributed and fixed securely in place, so they don’t move or warp. A lot of subfloors are slightly uneven or bumpy, which can affect the quality of the laminate installation. Installing an underlay ...