Recticel Eurowall Cavity Wall Insulation Board - 75mm x 1200mm x 450mm - 24 Pack

Recticel Eurowall Cavity Wall Insulation Board is a high-performance partial fill cavity wall insu...

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B&QB&Q - 75mm Eurowall Cavity Wall Insulation Board 1200mm X 450mm (24 Boards)
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HomebaseRecticel Eurowall Cavity Wall Insulation Board 75 X 1200 X 450Mm 24 Pack
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£311.00
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Product Information

Full details

The Recticel Eurowall Cavity Wall Insulation Board is an ideal solution for builders and homeowners looking to improve the thermal performance of masonry cavity walls in new builds or extensions. By utilizing a high-performance rigid polyurethane foam core, these boards provide excellent heat retention and energy efficiency, though they require careful installation to ensure a perfect fit within wall ties for maximum effectiveness.

All features

Model Part NumberEurowall
BrandRecticel

Extended Product Information

FAQs

What is the thermal conductivity of Recticel Eurowall?

The board features a thermal conductivity of 0.022 W/mK.

How many boards are in a pack?

Each pack contains 24 boards, each sized 1200mm x 450mm.

Can these be used in existing walls?

These boards are designed for partial fill cavity wall insulation during construction or extension; they are not intended for retrofitting into sealed, existing cavities.

Do I need to leave a gap between the insulation and the outer leaf?

Yes, as a partial fill system, a residual cavity space is typically required between the insulation and the outer brickwork to manage moisture.

How do I store the boards?

Store them flat in a cool, dry area and keep them protected from direct sunlight and rain using a waterproof cover.

Troubleshooting

Difficulty fitting boards between wall ties

Ensure wall ties are spaced according to manufacturer specifications and trim the board edges slightly if tie alignment is non-standard.

Gaps between adjacent boards

Use a sharp blade to trim boards for a tighter fit and, if necessary, apply foil tape to seal joints to maintain the air barrier.

Pros and Cons

Pros

  • High thermal efficiency with 0.022 W/mK rating
  • Foil facing reduces air leakage
  • Rigid structure is easy to handle and install
  • Pack size is optimized for professional site requirements

Cons

  • Partial fill design requires precise cutting
  • Rigid board does not conform to uneven masonry surfaces
  • Requires professional handling for optimal cavity sealing

Setup, Compatibility & Care

To install Recticel Eurowall, ensure the wall cavity is free from mortar droppings before insertion. Use appropriate wall ties and position the board so it is flush against the inner masonry leaf. When cutting the boards, use a fine-toothed saw to maintain clean edges for tight joints. Store the packs on a flat, dry surface off the ground and cover them with waterproof sheeting if they are to be kept outdoors to protect the foil facing from prolonged UV exposure or water ingress.

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