Quick-Step Basic Plus Underlay QSUDLBP15 for Laminate Flooring 2mm vs Unisound Underlay – 15m² Roll
Compare whole-pack quantities, recorded costs and source-backed specifications for these products.
Store snapshots: 2026-10-10 · 2 sampled store(s)


For an illustrative 20 m² room with 10% allowance, these options require 2 and 2 packs. Their recorded material subtotals differ by £121.52. Compare the documented differences below before choosing.
Calculate for your room
| Product | Pack covers | Pack price¹ | Packs | Purchased coverage | Material subtotal | Next step |
|---|---|---|---|---|---|---|
| Quick-Step Basic Plus Underlay QSUDLBP15 for Laminate Flooring 2mmFlooring Supplies · ACC-UN-U-1414 | 15.0 m² | £36.74 | 2 | 30.0 m² | £73.48 | Use in my room plan → Store listing ↗ |
| Unisound Underlay – 15m² RollThe Wooden Floor Store · Unisound | 15 m² | £97.50 | 2 | 30 m² | £195.00 | Use in my room plan → Store listing ↗ |
¹ Pack prices display rounded pennies; line totals use the source’s full price precision. 10% is an adjustable example allowance. Quantities round up using recorded merchant order rules. Material subtotals exclude delivery, labour, preparation, trims, tape and additional membranes. These are dated offers from our sampled stores; confirm current price and stock with the store.
Documented specifications
| Specification | Quick-Step Basic Plus Underlay QSUDLBP15 for Laminate Flooring 2mm | Unisound Underlay – 15m² Roll |
|---|---|---|
| Recorded thickness | Not documented | 2mm |
| Laminate suitability recorded | Yes | Yes |
| Integrated moisture barrier recorded | Yes | Yes |
| Manufacturer model | QSUDLBP15 | Not documented |
| VAT included in recorded price | Not documented | Yes |
This is a specification and quantity comparison, not a hands-on review or installation approval. Confirm the exact floor, underlay, subfloor and heating requirements together.
Sources behind these figures
Quick-Step Basic Plus Underlay QSUDLBP15 for Laminate Flooring 2mm · evidence
SKU ACC-UN-U-1414 · Flooring Supplies · recorded 2026-10-10
- Integrated moisture barrier recorded: Yes
Protection against rising damp
Source · recorded 2026-10-10 - Recorded pack price / £: 36.74
<div class="product-calculator flex flex-col g-5" data-product-calculator data-coverage="15.0" data-pack-price="36.744" data-min-quantity="1" data-wastage="10" >
Source · recorded 2026-10-10 - Coverage per pack / m²: 15.0
{"measured_type": "area", "quantity_value": "15.0", "quantity_unit": "m2", "reference_value": 1, "reference_unit": "m2"}
Source · recorded 2026-10-10 - Manufacturer model: QSUDLBP15
Quick-Step Basic Plus Underlay QSUDLBP15 for Laminate Flooring 2mm
Source · recorded 2026-10-10 - Laminate suitability recorded: Yes
For your laminate floor
Source · recorded 2026-10-10
Unisound Underlay – 15m² Roll · evidence
SKU Unisound · The Wooden Floor Store · recorded 2026-10-10
- VAT included in recorded price: Yes
All prices include VAT unless stated otherwise.
Source · recorded 2026-10-10 - Recorded pack price / £: 97.50
£97.50 Per Pack
Source · recorded 2026-10-10 - Coverage per pack / m²: 15
Pack coverage: 15; Unisound Underlay – 15m² Roll
Source · recorded 2026-10-10 - Recorded thickness: 2mm
2mm
Source · recorded 2026-10-10 - Recorded heating systems: Not documented
Quick-Step UniSound Underlay - 15m² Rolls Enhance your flooring with the Quick-Step UniSound Underlay, a premium choice designed for exceptional performance and comfort. Ideal for use with laminate and engineered wood floors, this flooring underlay offers superior soundproofing and moisture protection, making it an excellent flooring accessory for any room in your home. Key Features Exceptional Sound Absorption: The Quick-Step UniSound Underlay is engineered to deliver outstanding sound insulation. It effectively reduces impact noise and sound transmission, ensuring a quieter and more peaceful environment. Enjoy reduced footsteps and improved acoustic comfort in your living space. Moisture Protection: Featuring a built-in moisture barrier, this flooring underlay safeguards your flooring from potential water damage. The pre-attached foil layer ensures that your flooring remains protected, making it suitable for various home settings. Enhanced Comfort: With a thickness of 2mm, the UniSound Underlay adds a cushioned layer beneath your flooring. This additional comfort makes walking and standing more pleasant, while also enhancing the overall feel of your flooring. Durable and Easy to Install: Supplied in convenient 15m² rolls, this flooring underlay is designed for ease of handling and installation. It includes an attached overlapping lip and tape for a secure and seamless fit, streamlining the installation process. Non-Allergenic: The UniSound Underlay is non-allergenic, contributing to a healthier indoor environment. It resists mould, mildew, and bacterial growth, ensuring a cleaner and more comfortable home. Compatible with Underfloor Heating: Safe for use with underfloor heating systems, this underlay meets Quick-Step warranty requirements and works effectively with various heating solutions. Economical Choice: Ideal for both high-traffic and low-traffic areas, such as bedrooms and living rooms, the UniSound Underlay offers excellent value and performance for a range of flooring projects. Upgrade your home with the Quick-Step UniSound Underlay and experience the benefits of superior sound reduction, moisture protection, and added comfort. Order now to enhance your flooring with a reliable and effective solution.
Source · recorded 2026-10-10 - Laminate suitability recorded: Yes
Quick-Step UniSound Underlay - 15m² Rolls Enhance your flooring with the Quick-Step UniSound Underlay, a premium choice designed for exceptional performance and comfort. Ideal for use with laminate and engineered wood floors, this flooring underlay offers superior soundproofing and moisture protection, making it an excellent flooring accessory for any room in your home. Key Features Exceptional Sound Absorption: The Quick-Step UniSound Underlay is engineered to deliver outstanding sound insulation. It effectively reduces impact noise and sound transmission, ensuring a quieter and more peaceful environment. Enjoy reduced footsteps and improved acoustic comfort in your living space. Moisture Protection: Featuring a built-in moisture barrier, this flooring underlay safeguards your flooring from potential water damage. The pre-attached foil layer ensures that your flooring remains protected, making it suitable for various home settings. Enhanced Comfort: With a thickness of 2mm, the UniSound Underlay adds a cushioned layer beneath your flooring. This additional comfort makes walking and standing more pleasant, while also enhancing the overall feel of your flooring. Durable and Easy to Install: Supplied in convenient 15m² rolls, this flooring underlay is designed for ease of handling and installation. It includes an attached overlapping lip and tape for a secure and seamless fit, streamlining the installation process. Non-Allergenic: The UniSound Underlay is non-allergenic, contributing to a healthier indoor environment. It resists mould, mildew, and bacterial growth, ensuring a cleaner and more comfortable home. Compatible with Underfloor Heating: Safe for use with underfloor heating systems, this underlay meets Quick-Step warranty requirements and works effectively with various heating solutions. Economical Choice: Ideal for both high-traffic and low-traffic areas, such as bedrooms and living rooms, the UniSound Underlay offers excellent value and performance for a range of flooring projects. Upgrade your home with the Quick-Step UniSound Underlay and experience the benefits of superior sound reduction, moisture protection, and added comfort. Order now to enhance your flooring with a reliable and effective solution.
Source · recorded 2026-10-10 - Integrated moisture barrier recorded: Yes
built-in moisture barrier
Source · recorded 2026-10-10
Continue your plan
- Quick-Step Basic Plus Underlay QSUDLBP15 for Laminate Flooring 2mm — pack calculator & costs
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- Quick-Step Basic Plus Underlay QSUDLBP15 for Laminate Flooring 2mm vs Quick-Step Silent Walk Laminate Underlay QSUDLSW7 7m2
- Quick-Step Basic Plus Underlay QSUDLBP15 for Laminate Flooring 2mm vs Quick-Step Standard Foam Underlay QSUDLUN15 for Laminate and Real Wood Floors 15m2
- Quick-Step Basic Plus Underlay QSUDLBP15 for Laminate Flooring 2mm vs Quick-Step Thermolevel Laminate Underlay QSUDLTL9 for Irregular Subfloors 9m2
- Unisound Underlay – 15m² Roll — pack calculator & costs
- Room planner: compare floor and underlay quantities
- How we calculate costs and check sources