3.5mm Isocheck Underwood - Timber Floor Acoustic Underlay Mat

3.5mm Isocheck Underwood - Timber Floor Acoustic Underlay Mat
- Product Code: A1-3245
- Delivery Time: 3 - 5 days
- Brand: Isomass (Tech. support: 08458383389)
- Model and Size: 10m x 1m - 10m2
- Weight: 12.60kg
Our ratings on 29-04-2025:

4.7 out of 5 - Excellent


4.8 out of 5
3.5mm Isocheck Underwood - Timber Floor Acoustic Underlay Mat
Width: 1000mm
Length: 10000mm
Density: 360kg/m3
Weight/m2: 1.26kg
Weight: 12.6kg
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 formulation. The integrated metallised scrim ensures good resistance to moisture transmission, eliminating the need for additional polythene sheeting. Isocheck Underwood is ideal for underfloor heating systems beneath laminate and engineered wood flooring.
- Made mainly from recycled vehicle tyres,
- Suitable for laminate and wood flooring,
- Excellent impact sound insulation properties,
- Ideal for underfloor heating,
- Integral moisture barrier.
- Can be used also on concrete floors, on top of the screed.
- Over existing floorboards,
- On timber joisted floors,
- Refurbishment,
- Conversion projects,
- New build.

- Lay Underwood over the entire level floor with all joints tightly abutted.
- Most t&g or interlocking engineered timber panel floor finishes can be laid directly onto Underwood.
- Finished timber floors should be isolated from the skirting using Isocheck Acoustic Flanking Band.
Brand: Isomass
Model and Size: 150x1250mm
Delivery Time: 3 - 5 days
150mm 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..
Brand: Isomass
Model and Size: 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 and Size: 1200mm x 1800mm - 2.16m2
Delivery Time: 1 - 2 days
40mm x 1200mm x 1800mm Isocheck Absorba Ceiling and Wall Panels are designed to absorb sound and reduce reverberation noise. The tiles comprise a fibreglass core with a white speckled laminated coating. They also have reinforced bevel edges contributing to allowing unique wall and ceiling designs. T..
Brand: Isomass
Model and Size: 1m x 1.2m - 1.2m2
Delivery Time: 2 - 3 working days
Isocheck Impact Mat 200 is an impact improvement system, designed for reducing impact and airborne sound transmission and improving acoustic performance of timber floor constructions and staircases, ideal for upgrades of stairs and under floor, due to the improved impact sound resistance. ..
Guide Price: £25.89
£31.07 inc VAT
Brand: Isomass
Model and Size: 500 nos - Free Delivery
Delivery Time: 3 - 4 days
3mm Isocheck Internal Packer for Acoustic Cradle System is a part of the timber batten support system and a levelling system for uneven concrete floors, designed for reducing sound transmission and improving acoustic performance of uneven concrete floors. The system is used in new build refurbi..
£70.67
£84.80 inc VAT
Brand: Isomass
Model and Size: 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