Collection: Cavity Barriers

A range of cavity barriers for masonry and timber frames. Both full fill and expanding are available. IF you are looking for a size that is not showing, then please get in touch.

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Showing 51 of 51 products

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Showing 51 of 51 products
  • ENVIROGRAF CV30/6 Flexible Strip Cavity Barrier - 2m x 30mm x 6mm (50-60mm Gap)
    Winter Deals
    Free Shipping
    CAVITY BARRIER by Envirograf

    ENVIROGRAF CV30/6 Flexible Strip Cavity Barrier - 2m x 30mm x 6mm (50-60mm Gap)

    Regular price
    £24.46
    Unit Price
    £12.23 per LM (linear metre)
    Ex-Vat Price
    £20.38 ex. VAT
    Unit Price
    £10.19 per LM (linear metre)
    Sale price
    £24.46
    Unit Price
    £12.23 per LM (linear metre)
    Regular price
    £24.46 Save £0.00
    Ex-VAT Price
    £20.38 ex. VAT
    Unit Price
    £10.19 per LM (linear metre)
    Regular price
    £20.38 Save £0.00
  • ENVIROGRAF CV30/4 Flexible Strip Cavity Barrier - 2m x 30mm x 4mm (30-45mm Gap)
    Winter Deals
    Free Shipping
    CAVITY BARRIER by Envirograf

    ENVIROGRAF CV30/4 Flexible Strip Cavity Barrier - 2m x 30mm x 4mm (30-45mm Gap)

    Regular price
    £18.86
    Unit Price
    £9.43 per LM (linear metre)
    Ex-Vat Price
    £15.72 ex. VAT
    Unit Price
    £7.86 per LM (linear metre)
    Sale price
    £18.86
    Unit Price
    £9.43 per LM (linear metre)
    Regular price
    £18.86 Save £0.00
    Ex-VAT Price
    £15.72 ex. VAT
    Unit Price
    £7.86 per LM (linear metre)
    Regular price
    £15.72 Save £0.00
  • 110mm Rockwool TCB Cavity Barrier (90-100mm cavity) - per length
    TCB CAVITY BARRIER by Rockwool

    110mm Rockwool TCB Cavity Barrier (90-100mm cavity) - per length

    Regular price
    £10.49
    Unit Price
    £8.74 per LM (linear metre)
    Ex-Vat Price
    £8.74 ex. VAT
    Unit Price
    £7.28 per LM (linear metre)
    Sale price
    £10.49
    Unit Price
    £8.74 per LM (linear metre)
    Regular price
    Save £-10.49
    Ex-VAT Price
    £8.74 ex. VAT
    Unit Price
    £7.28 per LM (linear metre)
    Regular price
    £0.00 Save £-8.74
  • 160mm Rockwool TCB Cavity Barrier (141-150 cavity) - per length
    TCB CAVITY BARRIER by Rockwool

    160mm Rockwool TCB Cavity Barrier (141-150 cavity) - per length

    Regular price
    £19.89
    Unit Price
    £16.58 per LM (linear metre)
    Ex-Vat Price
    £16.58 ex. VAT
    Unit Price
    £13.81 per LM (linear metre)
    Sale price
    £19.89
    Unit Price
    £16.58 per LM (linear metre)
    Regular price
    Save £-19.89
    Ex-VAT Price
    £16.58 ex. VAT
    Unit Price
    £13.81 per LM (linear metre)
    Regular price
    £0.00 Save £-16.58
  • 75mm Rockwool TCB Cavity Barrier (56-65 cavity) - per length
    TCB CAVITY BARRIER by Rockwool

    75mm Rockwool TCB Cavity Barrier (56-65 cavity) - per length

    Regular price
    £7.95
    Unit Price
    £6.63 per LM (linear metre)
    Ex-Vat Price
    £6.63 ex. VAT
    Unit Price
    £5.52 per LM (linear metre)
    Sale price
    £7.95
    Unit Price
    £6.63 per LM (linear metre)
    Regular price
    Save £-7.95
    Ex-VAT Price
    £6.63 ex. VAT
    Unit Price
    £5.52 per LM (linear metre)
    Regular price
    £0.00 Save £-6.63
  • ENVIROGRAF CV30/8 v Flexible Strip Cavity Barrier (with brackets) - 2m x 30mm x 8mm (60-70mm Gap)
    Winter Deals
    Free Shipping
    CAVITY BARRIER by Envirograf

    ENVIROGRAF CV30/8 v Flexible Strip Cavity Barrier (with brackets) - 2m x 30mm x 8mm (60-70mm Gap)

    Regular price
    £29.39
    Unit Price
    £14.69 per LM (linear metre)
    Ex-Vat Price
    £24.49 ex. VAT
    Unit Price
    £12.25 per LM (linear metre)
    Sale price
    £29.39
    Unit Price
    £14.69 per LM (linear metre)
    Regular price
    £29.39 Save £0.00
    Ex-VAT Price
    £24.49 ex. VAT
    Unit Price
    £12.25 per LM (linear metre)
    Regular price
    £24.49 Save £0.00
  • 50mm Mayplas Timber Frame Cavity Barrier TCB 551 (65x65mm) - pack of 40
    TCB CAVITY BARRIER by Mayplas

    50mm Mayplas Timber Frame Cavity Barrier TCB 551 (65x65mm) - pack of 40

    Regular price
    £95.10
    Unit Price
    £1.98 per LM (linear metre)
    Ex-Vat Price
    £79.25 ex. VAT
    Unit Price
    £1.65 per LM (linear metre)
    Sale price
    £95.10
    Unit Price
    £1.98 per LM (linear metre)
    Regular price
    Save £-95.10
    Ex-VAT Price
    £79.25 ex. VAT
    Unit Price
    £1.65 per LM (linear metre)
    Regular price
    £0.00 Save £-79.25
  • ENVIROGRAF CV30/15 Flexible Strip Cavity Barrier (with brackets) - 2m x 30mm x 15mm (100-120mm Gap)
    Winter Deals
    Free Shipping
    CAVITY BARRIER by Envirograf

    ENVIROGRAF CV30/15 Flexible Strip Cavity Barrier (with brackets) - 2m x 30mm x 15mm (100-120mm Gap)

    Regular price
    £45.48
    Unit Price
    £22.74 per LM (linear metre)
    Ex-Vat Price
    £37.90 ex. VAT
    Unit Price
    £18.95 per LM (linear metre)
    Sale price
    £45.48
    Unit Price
    £22.74 per LM (linear metre)
    Regular price
    £45.48 Save £0.00
    Ex-VAT Price
    £37.90 ex. VAT
    Unit Price
    £18.95 per LM (linear metre)
    Regular price
    £37.90 Save £0.00
  • ENVIROGRAF CV30/10 Flexible Strip Cavity Barrier (with brackets) - 2m x 30mm x 10mm (80/90mm Gap)
    Winter Deals
    Free Shipping
    CAVITY BARRIER by Envirograf

    ENVIROGRAF CV30/10 Flexible Strip Cavity Barrier (with brackets) - 2m x 30mm x 10mm (80/90mm Gap)

    Regular price
    £38.65
    Unit Price
    £19.32 per LM (linear metre)
    Ex-Vat Price
    £32.21 ex. VAT
    Unit Price
    £16.10 per LM (linear metre)
    Sale price
    £38.65
    Unit Price
    £19.32 per LM (linear metre)
    Regular price
    £38.65 Save £0.00
    Ex-VAT Price
    £32.21 ex. VAT
    Unit Price
    £16.10 per LM (linear metre)
    Regular price
    £32.21 Save £0.00
  • 50mm Mayplas Masonry Cavity Barrier MP552 CSS (65x65mm) - per length
    TCB CAVITY BARRIER by Mayplas

    50mm Mayplas Masonry Cavity Barrier MP552 CSS (65x65mm) - per length

    £ Looking for a price?

    Add to a quote for our best rate.

  • 100mm Mayplas Masonry Cavity Stop Sock MP552 - per length
    MASONRY CAVITY BARRIER by Mayplas

    100mm Mayplas Masonry Cavity Stop Sock MP552 - per length

    Regular price
    £6.25
    Unit Price
    £5.21 per LM (linear metre)
    Ex-Vat Price
    £5.21 ex. VAT
    Unit Price
    £4.34 per LM (linear metre)
    Sale price
    £6.25
    Unit Price
    £5.21 per LM (linear metre)
    Regular price
    Save £-6.25
    Ex-VAT Price
    £5.21 ex. VAT
    Unit Price
    £4.34 per LM (linear metre)
    Regular price
    £0.00 Save £-5.21
  • 160mm Rockwool TCB Cavity Barrier (141-150 cavity) - pack of 7
    TCB CAVITY BARRIER by Rockwool

    160mm Rockwool TCB Cavity Barrier (141-150 cavity) - pack of 7

    Regular price
    £134.90
    Unit Price
    £16.06 per LM (linear metre)
    Ex-Vat Price
    £112.42 ex. VAT
    Unit Price
    £13.38 per LM (linear metre)
    Sale price
    £134.90
    Unit Price
    £16.06 per LM (linear metre)
    Regular price
    Save £-134.90
    Ex-VAT Price
    £112.42 ex. VAT
    Unit Price
    £13.38 per LM (linear metre)
    Regular price
    £0.00 Save £-112.42
  • Tenmat CavGuard Roll 65 (Intumescent Cavity Barrier)
    by Tenmat

    Tenmat CavGuard Roll 65 (Intumescent Cavity Barrier)

    Regular price
    £58.75
    Unit Price
    £9.33 per LM (linear metre)
    Ex-Vat Price
    £48.96 ex. VAT
    Unit Price
    £7.77 per LM (linear metre)
    Sale price
    £58.75
    Unit Price
    £9.33 per LM (linear metre)
    Regular price
    Save £-58.75
    Ex-VAT Price
    £48.96 ex. VAT
    Unit Price
    £7.77 per LM (linear metre)
    Regular price
    £0.00 Save £-48.96
  • ENVIROGRAF RSM Cavity Barrier - ALL SIZES
    RSM by Envirograf

    ENVIROGRAF RSM Cavity Barrier - ALL SIZES

    £ Looking for a price?

    Add to a quote for our best rate.

  • 85mm Mayplas Party Wall Timber Frame Cavity Barrier (MP551) (100x300mm) - per length
    PARTY WALL CAVITY BARRIER by Mayplas

    85mm Mayplas Party Wall Timber Frame Cavity Barrier (MP551) (100x300mm) - per length

    £ Looking for a price?

    Add to a quote for our best rate.

  • 50mm Mayplas Timber Frame Cavity Barrier TCB 551 (65x65mm) - per length
    TCB CAVITY BARRIER by Mayplas

    50mm Mayplas Timber Frame Cavity Barrier TCB 551 (65x65mm) - per length

    £ Looking for a price?

    Add to a quote for our best rate.

  • 100mm Mayplas Timber Frame Cavity Barrier TCB 551 (115x100mm) - pack of 20
    TCB CAVITY BARRIER by Mayplas

    100mm Mayplas Timber Frame Cavity Barrier TCB 551 (115x100mm) - pack of 20

    £ Looking for a price?

    Add to a quote for our best rate.

  • 150mm Mayplas Masonry Cavity Stop Sock MP552
    MASONRY CAVITY BARRIER by Mayplas

    150mm Mayplas Masonry Cavity Stop Sock MP552

    £ Looking for a price?

    Add to a quote for our best rate.

  • 110mm Mayplas Masonry Cavity Stop Sock MP552
    MASONRY CAVITY BARRIER by Mayplas

    110mm Mayplas Masonry Cavity Stop Sock MP552

    Regular price
    £7.65
    Unit Price
    £6.38 per LM (linear metre)
    Ex-Vat Price
    £6.38 ex. VAT
    Unit Price
    £5.31 per LM (linear metre)
    Sale price
    £7.65
    Unit Price
    £6.38 per LM (linear metre)
    Regular price
    Save £-7.65
    Ex-VAT Price
    £6.38 ex. VAT
    Unit Price
    £5.31 per LM (linear metre)
    Regular price
    £0.00 Save £-6.38
  • 80mm Mayplas Masonry Cavity Stop Sock MP552
    MASONRY CAVITY BARRIER by Mayplas

    80mm Mayplas Masonry Cavity Stop Sock MP552

    Regular price
    £5.75
    Unit Price
    £4.79 per LM (linear metre)
    Ex-Vat Price
    £4.79 ex. VAT
    Unit Price
    £3.99 per LM (linear metre)
    Sale price
    £5.75
    Unit Price
    £4.79 per LM (linear metre)
    Regular price
    Save £-5.75
    Ex-VAT Price
    £4.79 ex. VAT
    Unit Price
    £3.99 per LM (linear metre)
    Regular price
    £0.00 Save £-4.79