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ISOMASS® COMPANY 

Isomass® Ltd. stands at the forefront as a prominent supplier of premium acoustic floor, wall, and ceiling systems, catering to a wide spectrum of architectural and domestic projects across the United Kingdom and Ireland.
Isomass® Ltd takes pride in its unwavering commitment to providing top-tier acoustic advice and soundproofing supplies since its inception in 2006.

With a relentless pursuit of excellence, Isomass company specialises in delivering cutting-edge acoustic solutions designed to address and mitigate intrusive noises that can hinder projects and disrupt everyday environments.
At Isomass, extensive experience and deep-seated knowledge in the realm of separating floors and walls stand as a testament to unparalleled expertise. Company stand out as a trusted authority, offering comprehensive guidance and solutions encompassing all facets of sound insulation within various building structures.

ISOMASS® SYSTEMS

SOFT FLOOR COVERINGS

 ISOCHECK IMPACT MAT 100

The Isocheck Impact Mat 100 system serves as a popular choice for de-coupling engineered wood floors, primarily aimed at enhancing impact performance while providing a modest enhancement in airborne sound insulation. This system incorporates a 6.5mm thick layer of Isolate M, designed to effectively mitigate impact noise and vibrations.
Additionally, the system's flexibility and wider roll width make it an optimal solution for improving the impact performance of timber stairs. Its adaptability allows for versatile applications, ensuring effective noise reduction and enhanced acoustic comfort in various settings.
The Isocheck Impact Mat 100 system, with its Isolate M layer, stands out as a reliable choice for those seeking to address impact noise issues, offering practical solutions for both engineered wood floors and timber stairs. Its design and functionality emphasise not only noise reduction but also the creation of quieter and more comfortable living or working spaces.
 

 ISOCHECK IMPACT MAT 200

Isocheck Impact Mat 200 is a high-performance system designed for superior impact improvement and remarkable enhancement of airborne sound insulation.

Weighing approximately 8kg/m2, it offers substantial noise reduction capabilities.

This system, comprising an 8mm Isofiba/barrier mat composite, can be applied as a single or double layer over floorboards or concrete, effectively reducing both impact noise and airborne sound transmission.

 ISOCHECK IMPACT MAT 300

Isocheck Impact Mat 300 is a heavyweight system designed for superior impact improvement and offers the highest level of enhancement in airborne sound insulation.

Weighing around 13kg/m2, it consists of a 12mm tri-layer structure with an Isofibre core, delivering exceptional performance in reducing both impact noise and airborne sound transmission.

TREATMENTS FOR TIMBER FLOORS

 ISOCHECK 28T & 24T & 15T

Isocheck 28T, 24T, and 15T are high-performance systems designed for stability, surpassing traditional open-cell foam-based solutions. They are intended for installation over floorboards, ensuring compliance in both new build projects and conversions.

Isocheck 28T and 24T consist of a 6mm Isofiba layer bonded to 22mm or 18mm P5 V313 moisture-resistant chipboard. On the other hand, Isocheck 15T comprises a 6mm Isofiba layer bonded to 9mm moisture-resistant medium-density fibreboard.

These systems offer enhanced stability while meeting regulatory standards, providing effective noise control and improving acoustic performance in various architectural projects.
 

 ISOCHECK 32T

Isocheck 32T is specifically designed to reduce sound transmission and improve thermal efficiency in traditional joisted timber floors when combined with a decoupled ceiling.

It consists of a 6mm reconstituted ACF (Acoustic Chip Foam) and 4mm Isofiba bonded to 22mm P5 V313 moisture-resistant chipboard.

This system effectively mitigates airborne and impact noise while enhancing thermal insulation in buildings with traditional joisted timber floors.

 ISOCHECK 37T

Isocheck 32T effectively reduces sound transmission and enhances thermal insulation in traditional joisted timber floors, even with a direct fixed ceiling. On the other hand, Isocheck 37T consists of a 10mm reconstituted Acoustic Chip Foam (ACF) and an added 5mm Isofiba layer bonded to 22mm P5 V313 moisture-resistant chipboard. This composite ensures superior sound reduction and improved thermal insulation for traditional joisted timber floors, regardless of the type of ceiling used in the building.

 ISOCHECK ULTIMO

Isocheck ULTIMO is designed for new builds or conversions with traditional joisted timber floors, especially in situations with limited ceiling access.

It's suitable for projects involving directly-fixed or low-mass ceilings, like flats over commercial properties.

The system consists of a 5.5mm Isofiba resilient layer bonded to a 10mm fibre-reinforced gypsum board, topped with a 9mm thick tongue-and-groove moisture-resistant board.

This configuration ensures effective noise reduction and stability in structures with constrained ceiling access.

 ISOCHECK RENOVO

Isocheck RENOVO is an overlay system specifically crafted for listed and historic buildings. Its purpose is to maximise acoustic performance while minimising structural intervention.

The system comprises an 8mm environmentally friendly Ecopoli* resilient layer bonded to 18mm P5 moisture-resistant chipboard.

This design ensures improved acoustics without compromising the structural integrity or heritage of these buildings.

ISOCHECK PRIMO 26 & 30 (FOR TIMBER FRAME)

Isocheck PRIMO 26 and 30 systems are tailored to diminish sound transmission within timber frame constructions. These systems are installed over existing floorboards in new build or refurbishment projects that involve a new resilient bar and/or MF ceiling.

The PRIMO 26 system comprises an 8mm melamine-free APF layer bonded to 18mm P5 V313 moisture-resistant chipboard. Meanwhile, the PRIMO 30 system consists of the same 8mm APF layer but bonded to 22mm P5 V313 moisture-resistant chipboard.

Both systems are designed to improve acoustic performance by reducing noise transmission through traditional, composite timber, or steel joisted floors in timber frame constructions. These solutions offer effective sound reduction and contribute to creating quieter spaces within such structures.

MASS LAYERS AND TREATMENTS FOR CONCRETE FLOORS

 ISOCHECK BARRIER MAT 5 & 10

Isocheck Barrier Mat 5 and 10 are weight-enhanced solutions used to upgrade floors and walls for improved airborne sound reduction.

Ideal for minimising the increase in height and depth within these structures, they consist of high-density barium sulphate loaded thermoplastic polymer, plasticized with phthalate esters and mineral fillers.

These mats, in black colour, are bitumen-free, ecologically neutral, and recyclable.

They can be laid directly over existing floorboards, draped between joists in floors, or within studwork walls to enhance airborne sound reduction efficiently and sustainably.

 ISOCHECK ACOUSTIC CRADLE

Isocheck Acoustic Cradle is tailored to reduce sound transmission in diverse structural concrete floors, such as hollow core, in-situ, or supported metal deck concrete floors in new builds or conversions.

It meets New Build Robust Detail standards for masonry floor construction and is ideal for uneven or irregular subfloors that require levelling.
This system comprises a 5mm Isopoli HD foam layer bonded to an injection-moulded plastic cradle.

The cradle measures 96mm in diameter with an 8mm base height and an overall height of 43mm. It includes levelling packers in various thicknesses and elevating blocks for additional height when needed.
The system's design and components offer adaptability to address different irregularities and structural demands in concrete floors, providing an effective solution to reduce sound transmission while meeting construction standards.

TREATMENTS FOR CONCRETE FLOORS

 ISOCHECK 27C, 23C & 14C

Isocheck 27C, 23C, and 14C systems aim to reduce impact sound transmission through concrete floors.

Isocheck 27C comprises a 5.5mm Isopoli layer bonded to 22mm P5 V313 moisture-resistant chipboard. Isocheck 23C consists of the same Isopoli layer but bonded to 18mm P5 V313 moisture-resistant chipboard.

Isocheck 14C contains a 5.5mm Isopoli layer bonded to 9mm moisture-resistant medium-density fibreboard.
These systems are designed with specific configurations to address various impact sound reduction needs in concrete floors.

The composition of Isopoli bonded to different types of moisture-resistant boards allows for tailored solutions in mitigating impact noise transmission.
 

 ISOCHECK RE-MAT 3 & 5

Isocheck Re-Mat 3 and Re-Mat 5 systems are designed to reduce impact sound transmission through concrete structural floors while adhering to Robust Detail standards.

Re-Mat is suitable for various floor coverings like ceramic tiles, stone, marble, vinyl, carpet, solid, or laminate wood. It can incorporate most underfloor heating systems.

Isocheck Re-Mat 3 consists of a 3.0mm resilient matting layer, while Re-Mat 5 comprises a 4.5mm layer.

Both mats are constructed from waste rubber and cork mixed with a polymer binder, forming resilient mats that effectively reduce impact sound transmission in concrete structural floors.

These mats offer versatility and efficient noise reduction for diverse floor coverings and underfloor heating systems.
 

 ISOCHECK RE-MAT ISOLATION STRIP

Isocheck Re-Mat high-load Isolating Strips are designed for blockwork wall installations to isolate them from concrete floors and reduce structure-borne noise.

Composed of a 6mm thick rubber crumb material, these strips offer exceptional stability and minimal creep.

They ensure long-term performance without collapsing under high load points, resisting ageing and deformation across various project types.

Their slim thickness helps minimise construction heights while effectively reducing structure-borne noise between blockwork walls and concrete floors.

 ISOCHECK SCREEDCHECK XL5 & XL9

Isocheck Screedcheck XL5 and XL9 systems are intended for placement within masonry structural floors, such as in-situ concrete or beam & block floors, directly beneath the screed.

These systems serve to isolate the screed from the structural subfloor to ensure effective impact absorption.

Screedcheck XL5 consists of a 5mm closed-cell cross-linked foam layer, while Screedcheck XL9 features a thicker 9mm closed-cell non-cross-linked foam layer.

These foam layers are designed to absorb impact and separate the screed from the structural subfloor, providing flexibility in achieving varying degrees of impact isolation within masonry structural floors.

 ISOCHECK RE-MAT BASE 6 & 10

Isocheck Re-Mat Base 6 and 10 systems are engineered to minimize impact sound transmission across various concrete structural floors.

Comprising a 6mm or 10mm (for high load) reconstituted bonded rubber layer, these systems are specifically designed to be positioned within masonry structural floors directly beneath the screed.

This placement effectively isolates the screed from the structural subfloor, ensuring remarkable impact absorption.

By installing Isocheck Re-Mat Base 6 or 10 below the screed, they efficiently separate the screed from the structural subfloor, providing excellent impact absorption and consequently reducing impact sound transmission in concrete structural floors.

WALL & CEILING SYSTEMS

 ISOCHECK ISOWAVE 23 FOR CEILINGS

The Isowave 23 system is specifically designed for floor treatment in situations where performance requirements can only be met beneath the floor.

When integrated into a floor construction alongside Isocheck Isoblock & Isobar, Isowave 23 can independently provide ½ hour fire protection.

Isowave 23 features acoustic foam that is semi-rigid and exhibits excellent absorption properties with high damping characteristics, especially when bonded to an acoustically reflective stiff surface.

This system effectively addresses the need for floor treatments by utilizing acoustic foam with semi-rigid properties, showcasing superior sound absorption and damping characteristics when affixed to a surface that reflects sound acoustically.

Additionally, in combination with other specified components, Isowave 23 contributes to achieving half-hour fire protection within the floor construction.
 

 ISOCHECK ISOWAVE 23 FOR WALLS

Isocheck Isowave 23 is utilised to address excessive flanking sound passing through lightweight structural walls that bypass a separating floor.
This system is ideal for upgrading separating or external masonry walls causing flanking noise transmission, often discovered as a factor leading to separating floor test failures.

It can also be applied to independent studwork to enhance the performance of existing separating walls with poor airborne sound transmission.
When integrated into wall construction alongside Isocheck Isoblock & Isobar components, Isowave 23 independently achieves half-hour fire protection.

It consists of a 10mm Isowave acoustic foam, compliant with BS 4443 and BS EN ISO 845:2009, bonded to 12.5mm high-density, square-edged fibre-reinforced gypsum board.
Isowave 23 effectively targets excessive flanking noise transmission by upgrading separating or external masonry walls, ensuring better sound transmission performance. Moreover, combined with specified components, it contributes to achieving the necessary half-hour fire protection within the wall construction.

FOAM BASED SYSTEMS

 MONODECK 32T & 37T

The Monodeck 32T and 37T systems are primary acoustic floor solutions intended for direct application onto the joists.

Both Monodeck boards comprise a layer of either 10mm (32T) or 15mm (37T) reconstituted ACF (Acoustic Chip Foam) bonded to 22mm V313 P5 moisture-resistant chipboard.

These systems are specifically engineered to provide effective acoustic insulation directly onto the joists.

By incorporating different thicknesses of reconstituted ACF bonded to moisture-resistant chipboard, they aim to reduce airborne and impact noise transmission within structures, contributing to improved acoustic performance in flooring applications.
 

 MONODECK 26C

The Monodeck 26C system is designed as a composite floating floor panel specifically engineered to enhance impact sound transmission reduction in concrete floors.

This system comprises a layer composed of 8mm reconstituted ACF (Acoustic Chip Foam) bonded to 18mm P5 V313 moisture-resistant chipboard.

Intended for improving impact sound transmission in concrete floors, the Monodeck 26C offers a composite design that effectively reduces impact noise, thereby contributing to enhanced acoustic performance within buildings or structures.

 MONODECK 17T, 26T & 30T

The Monodeck 17T, 26T, and 30T systems serve as a straightforward method to isolate a timber floor surface within a separating floor construction.
Monodeck 17T boards are composed of a layer comprising 8mm reconstituted ACF (Acoustic Chip Foam) bonded to 9mm moisture-resistant medium-density fibreboard.
On the other hand, Monodeck 26T and Monodeck 30T boards consist of an 8mm reconstituted ACF layer bonded to 18mm or 22mm V313 P5 moisture-resistant chipboard.
These systems provide isolation for a timber floor surface within separating floor constructions by using different compositions of reconstituted ACF bonded to moisture-resistant boards. This configuration effectively aids in reducing impact noise and enhancing acoustic performance within structures.

 MONODECK MAT 15

The Monodeck Mat 15 system follows a traditional design and is frequently employed to enhance both impact and airborne sound insulation on uneven timber structural floors.
Consisting of a 15mm thick tri-layer configuration, the Monodeck Mat 15 incorporates an 8mm reconstituted ACF (Acoustic Chip Foam) core.

This design aims to provide effective sound insulation, reducing both impact and airborne noise transmission within buildings, especially on uneven timber structural floors.

 ISOCHECK ACOUSTIC BATTENS

Isocheck Acoustic Batten systems are commonly used on concrete and timber floors requiring a service void or an added air space to enhance overall performance.
The Isocheck Acoustic Shallow Batten includes a layer of 10mm or 15mm ACF bonded to an FSC-certified softwood batten, resulting in an overall height of 45mm or 50mm.

Meanwhile, the Isocheck Acoustic Deep Batten incorporates a 10mm or 15mm ACF layer, providing an overall height of 70mm or 75mm.
The resilient layer depth in the Isocheck Acoustic Deep Batten can vary based on the irregularities of the structural floor surface.
 

For specific batten height needs not mentioned, seeking further technical advice regarding suitability is recommended. These systems offer practical solutions to create service voids or additional air spaces, improving overall performance on concrete and timber floors.

DECOUPLING SYSTEMS FOR CEILINGS AND WALLS

 ISOCHECK ISOBLOCK & ISOBAR

Isocheck Isoblock & Isobar is an advanced sound reduction system that offers superior acoustics while maintaining a low-profile design, similar to a standard resilient bar but with improved performance.
This system involves attaching isolation blocks to ceiling joists, timber, or metal studs, securing the Isobar furring channel. By doing so, it effectively isolates the gypsum board from the structure, creating a resilient solution that significantly enhances or constructs separating and partition walls and ceilings.
Ideal for upgrading separating walls and ceilings, it provides superior noise control while being a cost-effective and space-saving option.

The system consists of a vibration-absorbing steel channel fixed to studs and joists using isolation blocks, simplifying installation by attaching to various structures such as ceiling joists, wall studs, or masonry.
Importantly, Isocheck Isoblock & Isobar can endure higher loads compared to standard systems, ensuring durability and reliability for both developers and occupants.
 

 ISOCHECK ACOUSTIC HANGERS

The 35mm or 70mm deep acoustic/anti-vibration strap hangers are designed to facilitate the decoupling of the ceiling and expand the airspace beneath a timber or concrete separating floor.

These hangers are particularly effective when there is sufficient floor-to-ceiling height.

Isocheck Acoustic Hangers are known for providing optimal performance, especially when installed alongside an acoustic floor treatment.

By using these hangers, the ceiling is effectively decoupled from the structure, thereby enhancing sound isolation and increasing the airspace below the separating floor.

This setup significantly contributes to better acoustic performance within a given space.

ACCESSORIES

 ISOCHECK ISOLATION STRIP

Isocheck Isolation Strips are specifically crafted to improve impact sound insulation and reduce structural noise in various construction settings by isolating timber, steel, and masonry separating and partition walls.

These strips consist of 5mm or 10mm cross-linked Isopoli foam featuring a self-adhesive layer on one side.

When applied, they effectively isolate walls from the surrounding structure, helping to mitigate impact noise transmission and minimize structural noise transfer within buildings.

 ISOCHECK ISOLATION WASHERS

Isocheck Isolation Washers are specifically engineered to isolate and segregate mechanical fixings from the adjoining structure, effectively reducing the transmission of noise and vibration.

They offer a straightforward and cost-effective solution to the challenge of preventing vibration and noise transfer through mechanical components.

Each Isolation Washer is a single-piece component that includes a vulcanized, zinc-plated washer cured to a neoprene 'top hat' washer. These washers are designed to accommodate most British Standard bolts.

When installed, they create a barrier between the mechanical fixings and the surrounding structure, mitigating the transfer of noise and vibration caused by these components.

 ISOCHECK PERIMETER FLANKING STRIPS

Isocheck flanking strips are anti-vibration gaskets positioned between floating floor systems and structural elements. They effectively prevent noise leakage that might occur due to expansion without requiring an air gap, which could otherwise lead to potential noise issues.

These strips serve to minimise vibrations transmitted between the floating floor and structural elements, contributing to improved acoustic performance and reduced noise transmission overall.

 ISOCHECK ACOUSTIC FR SEALANT

The Isocheck acoustic fire-rated sealant is applied to mitigate the transmission of unwanted airborne sound that typically passes around junctions between ceilings, floors, and walls. It effectively addresses common areas that require attention, including sealing around service penetrations within the Isomass floating floor system.
This specialised sealant is designed to reduce airborne sound transmission by sealing gaps and joints around various building elements, particularly junctions between different surfaces such as ceilings, floors, and walls. Additionally, it ensures airtightness around service penetrations within the Isomass floating floor system.
The sealant is typically supplied in boxes containing 25 tubes, each with a capacity of 310ml, providing ample quantities for effective application across multiple areas to improve sound insulation and limit airborne sound transfer.
 

Pictures credit:isomass.co.uk