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Quick-Step Silent Walk Laminate Underlay QSUDLSW7 7m2 vs Quick-Step Standard Foam Underlay QSUDLUN15 for Laminate and Real Wood Floors 15m2

Compare whole-pack quantities, recorded costs and source-backed specifications for these products.

Store snapshots: 2026-10-10 · 1 sampled store(s)

Quick-Step Silent Walk Laminate Underlay QSUDLSW7 7m2 — merchant product photo
Photo: Flooring Supplies
Quick-Step Standard Foam Underlay QSUDLUN15 for Laminate and Real Wood Floors 15m2 — merchant product photo
Photo: Flooring Supplies

For an illustrative 20 m² room with 10% allowance, these options require 4 and 2 packs. Their recorded material subtotals differ by £313.24. Compare the documented differences below before choosing.

Calculate for your room

Example: 20 m² room + 10% allowance = 22 m² target
ProductPack coversPack price¹PacksPurchased coverageMaterial subtotalNext step
Quick-Step Silent Walk Laminate Underlay QSUDLSW7 7m2Flooring Supplies · ACC-UN-U-20687.0 m²£93.23428.0 m²£372.92Use in my room plan →
Store listing ↗
Quick-Step Standard Foam Underlay QSUDLUN15 for Laminate and Real Wood Floors 15m2Flooring Supplies · ACC-UN-U-214115.0 m²£29.84230.0 m²£59.68Use 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

Missing values are not inferred from a product name
SpecificationQuick-Step Silent Walk Laminate Underlay QSUDLSW7 7m2Quick-Step Standard Foam Underlay QSUDLUN15 for Laminate and Real Wood Floors 15m2
Laminate suitability recordedYesYes
Integrated moisture barrier recordedYesNo
Manufacturer modelQSUDLSW7QSUDLUN15

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 Silent Walk Laminate Underlay QSUDLSW7 7m2 · evidence

SKU ACC-UN-U-2068 · Flooring Supplies · recorded 2026-10-10

Quick-Step Standard Foam Underlay QSUDLUN15 for Laminate and Real Wood Floors 15m2 · evidence

SKU ACC-UN-U-2141 · Flooring Supplies · recorded 2026-10-10

  • Laminate suitability recorded: Yes

    This Quickstep Standard Foam Underlay is versatile underlay to be used with all kinds of "floating floor" systems (such as laminate and engineered). This underlay doesn’t come with a DPM so is ideally used over wood or chipboard subfloors.

    Source · recorded 2026-10-10
  • Integrated moisture barrier recorded: No

    Uniclic polyethylene foam without integrated vapour barrier (3mm).

    Source · recorded 2026-10-10
  • Recorded pack price / £: 29.84

    <div class="product-calculator flex flex-col g-5" data-product-calculator data-coverage="15.0" data-pack-price="29.844" 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: QSUDLUN15

    Quick-Step Standard Foam Underlay QSUDLUN15 for Laminate and Real Wood Floors 15m2

    Source · recorded 2026-10-10

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