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Home Insulation Suspended Floor Insulation

Suspended Floor Insulation

SIG offers a range of superior suspended floor insulation solutions. our selection of top-quality products are designed to enhance your building’s thermal and acoustic performance while ensuring ease of installation.

Our product selection covers every construction need from non-combustible options like Knauf Insulation Rocksilk Acoustic Floor Slab to versatile solutions like Knauf Insulation OmniFit Roll and Kingspan’s innovative range of insulation boards. Achieve optimal energy efficiency, noise reduction, and fire protection with our trusted brands. Explore our comprehensive range of suspended floor insulation options below.

Knauf Insulation OmniFit Roll 34 (Uncut)

Knauf Insulation Rocksilk Acoustic Floor, Flexible and Building Slabs

Knauf Insulation Rocksilk Acoustic Floor Slab is non-combustible, designed for floating floors, eliminates on-site acoustic testing, and reduces sound transfer. Knauf Insulation Rocksilk Flexible Slab & Building Slabs are versatile Rock Mineral Wool solutions for thermal and acoustic needs, with non-combustibility, easy installation, and adaptable applications.

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Knauf Insulation Loft Roll 40

Knauf Insulation Acoustic and OmniFit Roll and Slab

Knauf Insulation Acoustic Roll, OmniFit Roll 40, and OmniFit Slab 35: Tailored solutions for suspended floor insulation, delivering sound absorption and optimal thermal performance in versatile formats for various construction needs.

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Foamglas solid wall insulation

Rockwool Thermal Rockfloor

Rockwools, including Rollbatt and Twinroll: Flexible, non-combustible insulation solutions for attics, roofs, and floors, providing superior thermal performance, noise reduction, and fire protection, making them suitable for a wide range of building types and applications.


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Knauf Insulation OmniFit Roll 34 (Uncut)

Unilin (Xtratherm)

Unilin (Xtratherm) Safe-R SR/UF: Rigid phenolic insulation with low emissivity facings for superior U-values, combining strength and low thermal conductivity in solid floor insulation. Unilin (Xtratherm) Xtroliner XO/UF: PIR-based insulation with exceptional performance, offering high compressive strength and easy installation for efficient solid floor insulation. Unilin (Xtratherm) Thin-R Plus Hyfloor: Unilin’s innovative answer to achieving low U-values in solid floor insulation with a practical, robust solution featuring a superior thickness-to-performance ratio.

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Metal Wall Insulation

Isover RD Acoustic Floor Slab

RD Acoustic Floor Slab is a stone wool insulation that can be considered for use as a resilient platform floor layer for the reduction of impact and airborne sound.


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Unilin (Xtratherm) Safe-R SR/FB Timber Frame Insulation<br />

YBS ThermaQuilt

ThermaQuilt is versatile multilayer insulation, that is cost-effective yet robust, effectively managing energy transfer for solid floors, along with roofs and walls. It offers combined insulation and vapour control, minimises condensation risk, and maintains thermal performance over time. Backed by independent certifications including BDA Kiwa agreement.

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Kingspan Kooltherm K107 Pitched Roof Board

Kingspan Greenguard, Therma and Kooltherm

Kingspan’s range, including Greenguard GG300, GG500, GG700, Therma TF70/TP10/TW55, and Kooltherm K103 Floorboard, offers versatile and high-performance solutions for solid floor insulation, catering to varying thermal and structural requirements with industry-leading standards of quality and efficiency.


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Technical Building Solutions

Impartial product advice

Our specialist team will provide advice on energy saving construction products and guidance on building regulation compliance.

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