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Isomass Acoustic Floor Systems

Isomass Acoustic Floor Systems are designed to reduce airborne and impact sound transmission through timber and concrete floors, ensuring compliance with Part E of the Building Regulations. Their range includes cradle and batten systems, direct‑to‑floor overlays, and resilient layers for both new‑build and refurbishment projects. Isomass Acoustic Floor Systems offer a complete suite of solutions for both timber and concrete floors. From cradle and batten systems to direct‑to‑floor overlays and resilient underlays, the range ensures effective control of impact and airborne noise, making them suitable for diverse construction projects.

Board Systems (Isocheck Range)

  • Isocheck Acoustic Cradle
    • Adjustable plastic cradle supporting timber battens.
    • Levels uneven concrete floors and reduces impact sound.
    • Ideal for refurbishment where floor height adjustment is required.
  • Isocheck 27C
    • Overlay system for concrete floors.
    • Combines chipboard with resilient foam to reduce impact noise.
    • Suitable for conversions and upgrades.
  • Isocheck 28T, 24T, 18T, 15T
    • Direct‑to‑timber overlay systems.
    • Chipboard or MDF bonded with Isofiba acoustic layer.
    • Enables timber joisted floors to meet Approved Document E standards.
    • Commonly used in domestic refurbishments, bathrooms, and kitchens.
  • Isocheck 32T
    • Direct‑to‑joists system with resilient bar ceiling below.
    • Chipboard bonded with acoustic foam and Isofiba.
    • For full floor renovations where both boards and ceilings are replaced.
  • Isocheck 37T
    • Direct‑to‑joists system with retained ceiling below.
    • Chipboard bonded with thicker acoustic foam and Isofiba.
    • Designed for limited ceiling access situations.
  • Isocheck RENOVO
    • Overlay system for upgrading existing floors.
    • Lightweight and easy to install.
    • Suitable for refurbishment projects requiring minimal disruption.
  • Isocheck PRIMO
    • Acoustic overlay board for timber floors.
    • Combines durability with effective impact sound reduction.

Monodeck Trade Range

The Monodeck range consists of acoustic overlay boards designed for rapid installation in conversions and upgrades. Each system combines chipboard or MDF with resilient foam or Isofiba layers, delivering effective airborne and impact sound reduction.

  • Monodeck 17T, 26T, 30T, 44T – direct‑to‑timber overlay boards for joisted floors.
  • Monodeck 35C, 37C – overlay boards for concrete floors.
  • Monodeck 9C, 15C – thinner overlay boards for minimal floor height increase.
  • Monodeck 5T, 7T – lightweight overlay boards for refurbishment projects.
  • Monodeck 19T, 25T – versatile boards suitable for both timber and concrete substrates.

Applications

  • New‑build housing – ensuring compliance with Part E sound insulation standards.
  • Refurbishment projects – upgrading existing timber or concrete floors.
  • Commercial and domestic settings – flats, apartments, schools, offices, and specialist environments.


3mm Isocheck Re-Mat 3 Resilient Floor Mat
Guide Price
Brand: Isomass Model: 1x15m - 15m2
Delivery Time: 3 - 5 days
Isocheck Re-Mat 3 Resilient Floor Mat is an impact improvement system, designed for reducing sound transmission and improving acoustic performance of concrete floor constructions and different types of floor finishes, such as marble, stone, ceramic, vinyl laminate or solid wood and carpets, als..
Guide Price: £122.21
£146.65 inc VAT
Isocheck Barrier Mat 5
Guide Price
Brand: Isomass Model: 1200x5000mm - 6.0m2
Delivery Time: 3 - 5 days
Isocheck Barrier Mat 5 is a weight enhanced system reducing low frequency and airborne noise, and thus improving acoustic performance of timber floors, walls and metal roofs. The system is used over timber floors, walls and in metal roof applications in new build, refurbishment and convers..
Guide Price: £56.44
£67.73 inc VAT
Isocheck Barrier Mat 10
Guide Price
Brand: Isomass Model: 1200x2000mm - 2.4m2
Delivery Time: 3 - 5 days
Isocheck Barrier Mat 10 is a weight enhanced system reducing low frequency and airborne noise, and thus improving acoustic performance of timber floors, walls and metal roofs. The system is used over timber floors, walls and in metal roof applications in new build, refurbishment and c..
Guide Price: £44.80
£53.76 inc VAT
4.5mm Isocheck Re-Mat 5 Acoustic Screed Underlay
Guide Price
Brand: Isomass Model: 1x15m - 15m2
Delivery Time: 3 - 5 days
Isocheck Re-Mat Base 5 Acoustic Screed Underlay is an impact improvement under screed system, designed for reducing sound transmission and improving acoustic performance of concrete block and beam floors. The system is used in new build, refurbishment and conversion applications, able to meet t..
Guide Price: £212.00
£254.40 inc VAT
Brand: Isomass Model: 1.2m x 1m - 1.2m2
Delivery Time: 3 - 5 days
7mm Isocheck Isomat 7 is a 6mm layer of Isofiba bonded to performance enhancing barrier membrane to reduce sound transmission through timber floors. It can support chipboard, OSB, MDF or Plywood floors. It enables a timber floor to meet the sound transmission regulations of Approved Document E 2003 ..
10mm Isocheck Screedcheck Concrete Floor Underlay
Guide Price
Brand: Isomass Model: 1.5x10m - 15m2
Delivery Time: 3 - 5 days
Isocheck Screedcheck Concrete Floor Underlay is an impact improvement under screed system, designed for reducing sound transmission and improving acoustic performance of concrete floors. The system is used in new build and conversion applications, able to meet the requirements of the Building R..
Guide Price: £134.64
£161.57 inc VAT
14mm Isocheck 14C Concrete Floor Acoustic Board - 600mm x 1200mm
Guide Price
Brand: Isomass Model: 600x1200mm - 0.72m2
Delivery Time: 3 - 5 days
14mm Isocheck 14C is an overlay platform system, designed for reducing sound transmission, including impact sound transmission and improving acoustic performance of concrete floors. Isocheck 14C is used new build, refurbishment and conversions of concrete floors, able to meet the requirements o..
Guide Price: £18.32
£21.98 inc VAT
15mm Isocheck 15T Timber Floor Acoustic Overlay Board - 1200mm x 600mm 15mm Isocheck 15T Timber Floor Acoustic Overlay Board - 1200mm x 600mm
Guide Price
Brand: Isomass Model: 1200x600mm - 0.72m2
Delivery Time: 3 - 5 days
15mm Isocheck 15T is an overlay platform system bonded direct to floorboards, designed for reducing sound transmission and improving acoustic performance of traditional timber joisted floors. Isocheck 15T is used in new build, refurbishment and conversion applications, able to also reduce impac..
Guide Price: £20.12
£24.14 inc VAT
Brand: Isomass Model: 1200x600mm - 0.72m2
Delivery Time: 3 - 5 days
Monodeck 17T is an overlay platform system bonded direct to floorboards, designed for reducing sound transmission and improving acoustic performance of timber floors, whenever finished floor height is not critical. The system is used in new build, refurbishment and conversion applications, able to r..
23mm Isocheck Primo High Load Acoustic Overlay Board
Guide Price
Brand: Isomass Model: 600x2400mm - 1.44m2
Delivery Time: 3 - 5 days
23mm Isocheck Primo HL is an overlay platform system, designed for reducing sound transmission and improving acoustic performance of composite and traditional steel and timber joisted floors in kitchen and bathroom areas. The system is used in masonry and timber frame new build, kitchen and bathroom..
Guide Price: £34.15
£40.98 inc VAT
32mm Isocheck 32T Floor Insulation Board
Guide Price
Brand: Isomass Model: 600x2400mm - 1.44m2
Delivery Time: 3 - 5 days
Isocheck 32T is an direct to joists floor system, designed for reducing sound transmission and improving acoustic and thermal performance of traditional timber joisted floors. The system is used in new build, refurbishment and conversion applications (especially if new resilient bar ceilin..
Guide Price: £47.27
£56.72 inc VAT
Brand: Isomass Model: 1200mm x 600mm - 0.72m2
Delivery Time: 3 - 5 days
Isocheck Isowave Cavity Barrier 33 is an acoustic plasterboard used for reducing excessive flanking sound transmission through underfloor and above ceiling cavities, the voids beneath and above the partition. Isocheck Acoustic Cavity Barrier consists of a single or double layer of 10mm semi-rigid ac..
26mm Isocheck Renovo Timber Floor Acoustic Overlay Panel
Guide Price
Brand: Isomass Model: 600x2400mm - 1.44m2
Delivery Time: 3 - 5 days
Isocheck Renovo is an overlay platform system bonded direct to floorboards, designed for reducing sound transmission and improving acoustic performance of traditional timber joisted floors. The system is used in new build, refurbishment and conversion applications, able to also reduce impact so..
Guide Price: £32.09
£38.51 inc VAT
Brand: Isomass Model: 1litre
Delivery Time: 1 - 2 days
For use with both Isocheck and Econocheck tongued & grooved board joints.As a rule of thumb a 1 litre bottle (as illustrated) should cover approx 20m2 depending on the board size, ensuring glue is always applied to the top and bottom of the t&g joint.   ..
£8.89
£10.67 inc VAT
5mm Universal Acoustic Angled Flanking Band (10m pack) 5mm Universal Acoustic Angled Flanking Band (10m pack)
Guide Price
Brand: Isomass Model: 5mm x 2000mm
Delivery Time: 3 - 5 days
Flanking noise transmission is a common occurrence in floating floor systems and must be thus eliminated since otherwise you are risking serious problems with acoustic bridging and noise leakage. Isocheck Universal Acoustic Angled Flanking Band is specially designed to act as sound barrier..
Guide Price: £9.70
£11.64 inc VAT
Brand: Isomass Model: 1.5m x 50m - 75m2
Delivery Time: 1 - 2 days
5mm Econocheck Underscreed XL5 system is designed to be placed within a masonry structural floor directly below the screed. This isolates the screed from the structural sub floor, and provides sufficient impact absorption to place it amongst the top performing systems available. The Econocheck Under..
Brand: Isomass Model: 1m x 15m - 15m2
Delivery Time: 3 - 5 days
6mm Isocheck ResiScreed 6 is an under screed mat made from rubber crumb bonded to a DPM fibreglass backing to reduce the impact sound transmission through concrete floors. It is designed to be placed directly beneath the screed to isolate the screed from the structural sub floor.CHARACTERISTICSA rec..
Brand: Isomass Model: 1m x 15m - 15m2
Delivery Time: 3 - 5 days
8mm Isocheck ResiScreed 8 is an under screed mat made from rubber crumb bonded to a DPM fibreglass backing to reduce the impact sound transmission through concrete floors. It is designed to be placed directly beneath the screed to isolate the screed from the structural sub floor.CHARACTERISTICSA rec..
Brand: Isomass Model: 1.2m x 50m - 60m2
Delivery Time: 1 - 2 days
9mm Isocheck Screedcheck Underscreed XL9 system is designed to be placed directly below the screed within a masonry structural floor to isolate the screed from the structural sub floor, and provides sufficient impact absorption. The Isocheck Underscreed XL9 system features a 9mm close..
Brand: Isomass Model: 1m x 15m - 15m2
Delivery Time: 3 - 5 days
10mm Isocheck ResiScreed 10 is an under screed mat made from rubber crumb bonded to a DPM fibreglass backing to reduce the impact sound transmission through concrete floors. It is designed to be placed directly beneath the screed to isolate the screed from the structural sub floor.CHARACTERISTICSA r..
Brand: Isomass Model: 10m x 1m - 10m2
Delivery Time: 3 - 5 days
3.5mm Isocheck Underwood is a rubber crumb underlay for use with laminate and wood flooring to provide resilience, durability and support to protect against undue stress in wood and laminate flooring. Isocheck Underwood is manufactured mainly from recycled vehicle tyres bound in a unique latex formu..
Brand: Isomass Model: 1.0x15m - 15m2
Delivery Time: 3 - 5 days
3mm Isocheck Re-Mat Base 3 Acoustic Screed Underlay is an impact improvement under screed system, designed for reducing sound transmission and improving acoustic performance of concrete block and beam floors. The system is used in new build, refurbishment and conversion applications, able to meet th..
Brand: Isomass Model: 1200x1000mm - 1.2m2
Delivery Time: 3 - 5 days
15mm Monodeck Mat 15 is a tri-layer underlay mat with an 8mm ACF foam core designed to reduce airborne and impact sound transmission through timber floors. The reconstituted 8mm ACF foam core will provide impact and airborne improvement. Monodeck Mat 15 is ideal for floor upgrades, for improving sou..
Brand: Isomass Model: 1.2m x 12.5m - 15m2
Delivery Time: 2 - 3 working days
6.5mm Isocheck Impact Mat 100 is made from recycled rubber and designed to reduce sound transmission through timber floors and staircases. It has give an excellent impact improvement and has dynamic stiffness - structural memory. It is ideal for floor upgrades to improve sound reduction on stairs an..
Brand: Isomass Model: 1m x 15m - 15m2
Delivery Time: 3 - 5 days
Isocheck Re-Cork 3 is an impact improvement underlay used for reducing sound transmission of concrete floors with carpet flooring finish. Re-Cork 3 is made of natural cork, hence it does not compact, it retains its insulating characteristics, does not absorb water, does not rot and resists condensat..
Brand: Isomass Model: 1.25m x 12m - 15m2
Delivery Time: 3 - 5 days
6mm Isocheck Resmat 6 is a recycled eco friendly under board mat made from rubber crumb to reduce sound transmission through timber and concrete floors. It can support chipboard, OSB, MDF or Plywood floors. It enables a timber floor to meet the sound transmission regulations of Approved Document E 2..
Brand: Isomass Model: 25mm x 5mm x 25m - Free Delivery
Delivery Time: 1 - 2 days
25mm x 5mm x 25m Isocheck Acoustic Isolation Strip is utilised to improve acoustic insulation and reduce impact sound transmission in masonry, steel, and timber partition and separating walls. These strips are crafted from cross-linked Isopoli foam and feature an adhesive backing, ensuring they..
£32.55
£39.06 inc VAT
Brand: Isomass Model: 100x1250mm
Delivery Time: 3 - 5 days
100mm Isocheck Re-Mat Acoustic Isolation Strips are used to reduce structure borne noise when installed beneath block work walls, separating concrete floors from the walls. The strips are made from a rubber crumb, providing minimal creep and great structural stability. The strips are available in di..
45mm Isocheck Shallow Batten XL
Guide Price
Brand: Isomass Model: 45mm
Delivery Time: 3 - 5 days
45x45mm Isocheck Shallow Batten is part of a suspended concrete floor system, designed for reducing sound transmission and improving acoustic performance of level concrete floors. The system is used in new build refurbishment and conversion applications, including the possibility of combining i..
Guide Price: £7.17
£8.60 inc VAT
Brand: Isomass Model: 45mm x 45mm
Delivery Time: 3 - 5 days
45mm x 45mm Econocheck Shallow Batten 45 is part of a suspended concrete floor system, designed for reducing sound transmission and improving acoustic performance of level concrete floors. Isocheck Shallow Batten consists of a layer of 10mm ACF (Acoustic Chip Foam) bonded to a FSC-cer..
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