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Rockwool 60mm Flexi Slab Acoustic Insulation (1200mm x 600mm) 8.64m² (12 Per Pack)

In Stock

SKU : YBM666

ROCKWOOL Flexi® 60mm insulation slab provides effective acoustic, thermal and fire-resistant performance in stud and joist systems. The Flexi-Edge ensures a snug friction-fit. Each slab is 1200mm × 600mm, with 8.64m² coverage per pack (12 slabs).

Lead Time: 3-5 Days

Manufacturer Model No:
Flexi
Thickness:

From:
£49.23 Ex VAT
£59.08 Inc VAT

Description

Product Overview

ROCKWOOL Flexi 60mm slabs provide high‑performance acoustic, thermal and fire‑safe insulation for framed walls, floors and roofs. The Flexi‑Edge compressible side ensures a tight friction‑fit between studs or joists, minimising gaps and maintaining long‑term performance.

 

Key Features & Benefits

  • Flexi‑Edge Technology: Ensures tight, secure friction‑fit.
  • Thermal Conductivity: 0.038 W/m·K.
  • Acoustic Absorption: High‑density stone wool reduces sound transmission.
  • Euroclass A1 Non‑Combustible: Highest fire‑safety rating.
  • Dimensional Stability: Will not slump; maintains thickness for building lifetime.
  • Moisture‑Resistant Stone Wool: Water‑repellent, vapour‑permeable.
  • Environmentally Responsible: Manufactured under ISO 14001 & ISO 9001.

 

Applications / Typical Uses

  • Timber or metal stud internal partitions.
  • Party/separating walls with acoustic requirements.
  • Intermediate and suspended floors.
  • Roof rafter applications and pitched roof insulation.
  • Timber or steel external framed wall systems.
  • Suitable for new build, refurbishment and upgrade works.

 

Installation & Handling

  • Select slab size to match standard centres.
  • Fit Flexi‑Edge side against stud for friction‑fit.
  • Install on dry, structurally sound surfaces.
  • Cut with long‑blade knife; avoid compressing slabs.
  • PPE recommended: gloves, eye protection, dust mask.
  • Follow ROCKWOOL installation guidelines for full performance.

 

Compliance & Certification

  • EN 13162:2012 + A1:2015 compliant.
  • Reaction to Fire: Euroclass A1 (EN 13501‑1).
  • Manufactured to ISO 9001 & ISO 14001 standards.
  • Suitable for use in systems requiring high fire resistance and acoustic performance.

Additional information

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Thickness

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Single Product Coverage

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Manufacturer's Technical Documents

 

Data Sheet

View
Installation Guide

View
Safety Guide

View

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The average delivery lead time for the majority of orders is 3-5 working days from the date of your order, however, it could extend to 7-10 working days on rare occasions. Once the order has been placed, a member of staff will then be in contact to confirm a delivery date.

The following delivery fees apply to Grey delivery area.

  • Minimum order value: £200 ex VAT
  • Orders between £200 and £600 ex VAT£55ex VAT
  • Orders over £600 ex VAT: Free delivery

 

Delivery lead times for orders outside our standard delivery may take between 7-10  working days. If you are outside our standard grey delivery area, please click on the “Save & Share Basket” button at the cart stage, select the email option and send it to sales@theyardbm.co.uk or call us on 07902 952 591. We will get back with a delivery quote to you shortly.