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Cavity wall insulation

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Recticel 90mm eurowall - 90mm, +

Recticel 90mm eurowall - 90mm, +

€163.46
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Knauf supafill cavity wall - knauf,

Knauf supafill cavity wall - knauf,

€312.70
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Reacticel eurowall plus full - reacticel,

Reacticel eurowall plus full - reacticel,

€161.90
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125mm dri therm - 125mm, dri-therm

125mm dri therm - 125mm, dri-therm

€799.99
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Surecav cavity spacer sheets - spacer,

Surecav cavity spacer sheets - spacer,

€104.70
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Isover 100mm cws cavity - cws,

Isover 100mm cws cavity - cws,

€75.00
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Knauf insulation dritherm - knauf,

Knauf insulation dritherm - knauf,

€59.10
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Superglass cavity wall - superglass,

Superglass cavity wall - superglass,

€37.10
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Cavity closers multi - 10, x

Cavity closers multi - 10, x

€101.99
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90mm full fill cavity - t&g,

90mm full fill cavity - t&g,

€870.00
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Cavity closers multi - cavity,

Cavity closers multi - cavity,

€71.99
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Vermiculite 100 50l chimney - vermiculite, or

Vermiculite 100 50l chimney - vermiculite, or

€32.40
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Cavity therm full - cavity, fill

Cavity therm full - cavity, fill

€79.00
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Recticel 115mm eurowall - recticel, eurowall+

Recticel 115mm eurowall - recticel, eurowall+

€197.52
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120x1200x450 cavity grey - 120x1200x450,

120x1200x450 cavity grey - 120x1200x450,

€68.30
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Eurowall recticel cavity - recticel, wall

Eurowall recticel cavity - recticel, wall

€68.30
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Cavity wall insulation - cavity,

Cavity wall insulation - cavity,

€188.00
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Vermiculite 100l chimney - vermiculite,

Vermiculite 100l chimney - vermiculite,

€921.36
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Celotex kingspan cavity - celotex,

Celotex kingspan cavity - celotex,

€266.00
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75mm cavity wall - cavity,

75mm cavity wall - cavity,

€44.99
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Cavity closers multi width - x,

Cavity closers multi width - x,

€54.99
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Isover cavity wall - isover,

Isover cavity wall - isover,

€490.00
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Ursa cavity batt 1350mm x - cavity,

Ursa cavity batt 1350mm x - cavity,

€24.99
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Cavity closers multi - closers, width

Cavity closers multi - closers, width

€42.99
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Kingspan ecotherm celotex - /, /

Kingspan ecotherm celotex - /, /

€55.51
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Isover cavity wall slab - slab, 85mm

Isover cavity wall slab - slab, 85mm

€39.99
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115mm full fill cavity - 115mm,

115mm full fill cavity - 115mm,

€885.00
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Cavity wall pir - x,

Cavity wall pir - x,

€175.00
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Dri therm 125mm cavity wall - 125mm,

Dri therm 125mm cavity wall - 125mm,

€14.01
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Cavity therm full - cavity, fill

Cavity therm full - cavity, fill

€42.30
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Glass rock cavity wall - glass,

Glass rock cavity wall - glass,

€23.58
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Pack 50cm x 100cm - 50cm,

Pack 50cm x 100cm - 50cm,

€19.99
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Dritherm glassfibre cavity - glassfibre,

Dritherm glassfibre cavity - glassfibre,

€165.00
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Dritherm glass fibre cavity - dritherm,

Dritherm glass fibre cavity - dritherm,

€296.00
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Dritherm glassfibre cavity - dritherm,

Dritherm glassfibre cavity - dritherm,

€247.00
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Mannok cavity bats 450 120 - cavity, x

Mannok cavity bats 450 120 - cavity, x

€10.80
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Celotex kingspan cavity - celotex,

Celotex kingspan cavity - celotex,

€365.00
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Cavity wall pir - 35,

Cavity wall pir - 35,

€299.00
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Internal corner xtratherm - internal,

Internal corner xtratherm - internal,

€159.99
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Absoft 25mm cavity filler - 25mm,

Absoft 25mm cavity filler - 25mm,

€69.99
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Fire rated cavity closers - rated,

Fire rated cavity closers - rated,

€74.99
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Fire rated cavity closers - fire,

Fire rated cavity closers - fire,

€164.99
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Kingspan tw50 recticel - kingspan,

Kingspan tw50 recticel - kingspan,

€206.50
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Dritherm supaglass fibreglass - dritherm/supaglass,

Dritherm supaglass fibreglass - dritherm/supaglass,

€318.00
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Isover 100mm cws - 100mm, 32

Isover 100mm cws - 100mm, 32

€81.50
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20mm polyester wadding - 20mm,

20mm polyester wadding - 20mm,

€19.99
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Soprema sopratherm cw4000 - soprema,

Soprema sopratherm cw4000 - soprema,

€88.79
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Dritherm glass fibre cavity - dritherm,

Dritherm glass fibre cavity - dritherm,

€512.00
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Celotex kingspan cavity - celotex,

Celotex kingspan cavity - celotex,

€360.00
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Insulated plasterboard - insulated,

Insulated plasterboard - insulated,

€90.00
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100mm knauf dritherm - dritherm, 32

100mm knauf dritherm - dritherm, 32

€378.97
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Celotex kingspan cavity - celotex,

Celotex kingspan cavity - celotex,

€325.00
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Cavity closers 125mm pack - 125mm, 2.4m

Cavity closers 125mm pack - 125mm, 2.4m

€159.99
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Cavity therm pir full - ct/pir,

Cavity therm pir full - ct/pir,

€99.00
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Dritherm glassfibre cavity - dritherm,

Dritherm glassfibre cavity - dritherm,

€189.00
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Pack wall cavity foam - -,

Pack wall cavity foam - -,

€138.39
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Insulated dpc thermal - dpc,

Insulated dpc thermal - dpc,

€39.99
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Dritherm glassfibre cavity - glassfibre,

Dritherm glassfibre cavity - glassfibre,

€275.00
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Celotex cw4000 cavity - celotex,

Celotex cw4000 cavity - celotex,

€603.46
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Damcor insulated dpc - 225mm, 6

Damcor insulated dpc - 225mm, 6

€31.90
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Pack arc ec150 - of, 6

Pack arc ec150 - of, 6

€229.99
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Vega bond slow rise - vega,

Vega bond slow rise - vega,

€385.93
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Dritherm glassfibre cavity - dritherm,

Dritherm glassfibre cavity - dritherm,

€326.00
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Celotex kingspan cavity - celotex,

Celotex kingspan cavity - celotex,

€255.00
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Celotex kingspan cavity - kingspan,

Celotex kingspan cavity - kingspan,

€199.00
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Soudal fire rated - x, b2

Soudal fire rated - x, b2

€97.05
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140mm full fill - full,

140mm full fill - full,

€852.00
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Cavalok multi width cavity - width,

Cavalok multi width cavity - width,

€84.00
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36m loft insulation itch - insulation,

36m loft insulation itch - insulation,

€144.99
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Cavity wall plus - cavity,

Cavity wall plus - cavity,

€100.39
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75mm knauf dritherm - 37,

75mm knauf dritherm - 37,

€236.86
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Dritherm glassfibre cavity - glassfibre,

Dritherm glassfibre cavity - glassfibre,

€476.00
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Insulated dpc thermal - thermal, damp

Insulated dpc thermal - thermal, damp

€43.99
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Dritherm glassfibre cavity - dritherm,

Dritherm glassfibre cavity - dritherm,

€318.00
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Dritherm glassfibre cavity - glassfibre,

Dritherm glassfibre cavity - glassfibre,

€579.00
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Ybs cavity closer 4m - closer, 2.4m

Ybs cavity closer 4m - closer, 2.4m

€107.00
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100mm knauf dritherm - dritherm, 37

100mm knauf dritherm - dritherm, 37

€317.74
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Celotex kingspan cavity - celotex,

Celotex kingspan cavity - celotex,

€299.00
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Dritherm glassfibre cavity - glassfibre,

Dritherm glassfibre cavity - glassfibre,

€352.00
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Kingspan kooltherm k106 cavity - kingspan,

Kingspan kooltherm k106 cavity - kingspan,

€146.61
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Dritherm glassfibre cavity - glassfibre,

Dritherm glassfibre cavity - glassfibre,

€378.00
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Dritherm glassfibre cavity - dritherm,

Dritherm glassfibre cavity - dritherm,

€396.00
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Celotex kingspan cavity - celotex,

Celotex kingspan cavity - celotex,

€460.00
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Pack 50cm x 100cm - of,

Pack 50cm x 100cm - of,

€29.99
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Kingspan kooltherm k108 cavity - kooltherm,

Kingspan kooltherm k108 cavity - kooltherm,

€192.78
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Celotex kingspan cavity - celotex,

Celotex kingspan cavity - celotex,

€265.00
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Dritherm glassfibre cavity - dritherm,

Dritherm glassfibre cavity - dritherm,

€428.00
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Dritherm glass fibre - dritherm,

Dritherm glass fibre - dritherm,

€340.00
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125mm superglass superwall - superglass,

125mm superglass superwall - superglass,

€37.99
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Dritherm glass fibre cavity - dritherm,

Dritherm glass fibre cavity - dritherm,

€475.00
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Dritherm glass fibre cavity - fibre,

Dritherm glass fibre cavity - fibre,

€489.00
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Celotex cw4000 cavity - celotex,

Celotex cw4000 cavity - celotex,

€1454.49
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Celotex cw4000 cavity - celotex,

Celotex cw4000 cavity - celotex,

€816.98
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Celotex cw4000 cavity - celotex,

Celotex cw4000 cavity - celotex,

€673.08
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Arc ec150 eco closer - 6, eco-closer

Arc ec150 eco closer - 6, eco-closer

€249.99
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Knauf dritherm cavity - knauf, 37

Knauf dritherm cavity - knauf, 37

€26.70
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📊96 listings · from €10.8 · avg €255.48

Browse 96 cavity wall insulation listings currently in our index. Prices range from €10.8 to €1454.49, with an average of €255.48. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about cavity wall insulation →

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Everything you need to know about cavity wall insulation

Whether you are looking for a brand-new or second-hand cavity wall insulation, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at €10.8, while premium listings can reach €1454.49 — giving you a wide budget spread to work with. The average price of €255.48 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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