80mm Steicoflex 036 Wood Fibre Insulation 375mm

80mm STEICOflex 036 wood fibre insulation batts (375mm width) deliver sustainable, high-performance thermal protection made from renewable wood sources. These flexible batts provide excellent thermal efficiency and vapour regulation, enhancing indoor comfort whilst minimising environmental footprint. Fully biodegradable, they represent a responsible, durable option for contemporary UK construction projects.

Sourced from FSC-certified forests, the wood fibres ensure responsible woodland stewardship. Vapour-permeable and breathable, these batts maintain healthy interior air quality, mitigate condensation problems, and work particularly well in timber frame and narrow stud applications, offering dependable insulation whilst safeguarding structural integrity.

Looking for the 575mm Width Version ? Visit Steicoflex 575mm

Key Benefits

• Model: Steico SteicoFlex 036
• Thickness: 80mm
• Board Length: 1190mm
• Board Width: 375mm
• Pack Quantity: 6
• Board Coverage: 0.446m2
• Pack Coverage: 2.67m2
• Weight/piece. [kg]: 1.4kg
• Pack Weight: 10.68kg
• Fire class (RTF) according to EN 13501-1: E
• Declared thermal resistance: [(m² K) / W]: 2.20
• Declared thermal conductivity: 0,036 W/(m K)
• Density: 50 kg/m³
• Water vapour diffusion resistance factor µ: 2
• Specific heat capacity: 2.100 J/(kg K)
• Declared level of airflow resistance: ≥5 (kPa s)/m²
• Material: Wood Fibre
• Product type: Flexible insulation
• Ingredients: Wood fibres, polyolefin fibres, ammonium sulfate

Product Overview

• Width: 375mm - suited to standard UK stud spacing
• Material: Natural, breathable wood fibres
• Performance: Thermal and acoustic insulation
• Sustainability: Eco-friendly, recyclable and biodegradable
• Installation: Lightweight, flexible and easy to fit

STEICOflex 036 is engineered from natural wood fibres, presenting an environmentally conscious alternative to mineral wool and synthetic products. Its breathable composition actively regulates temperature and moisture levels, contributing to enhanced indoor air quality and superior long-term building durability. Particularly suited to low-energy and environmentally conscious construction schemes.

High Thermal Performance for Energy-Efficient Buildings

Delivering thermal conductivity of 0.036 W/mK, 80mm STEICOflex 036 provides outstanding insulation against winter heat loss and summer heat gain. This reduces energy demand, lowers heating expenses and maintains stable interior temperatures year-round. Suitable for residential and commercial properties throughout the UK.

Excellent Acoustic Insulation

80mm STEICOflex 036 375mm delivers superior sound absorption, suppressing airborne noise and enhancing acoustic performance. Perfect for walls, floors and ceilings, it suits residential properties, commercial spaces, studios and mixed-use schemes where noise reduction is a priority.

Easy, Flexible Installation

These 80mm flexible insulation batts are engineered for straightforward and rapid installation, fitting snugly between studs, joists and rafters. The 375mm width aligns with standard UK timber frame dimensions, whilst the flexible nature permits simple trimming and fitting around services and non-standard areas. Appropriate for both skilled tradespeople and self-build applications.

Eco-Friendly & Sustainable Insulation Choice

80mm STEICOflex 036 375mm promotes sustainable construction methods. Wood fibres derive from responsibly managed forests, and the product is entirely recyclable and biodegradable. Selecting STEICOflex reduces ecological impact whilst satisfying current UK building regulations for environmental responsibility.

Suitable Applications

• Homes: Enhance comfort and reduce energy expenditure
• Commercial buildings: Boost energy performance and sound control
• Studios & offices: Dependable acoustic management
• Renovations: Upgrade insulation performance sustainably
• New builds: Satisfy contemporary low-carbon construction requirements

Healthier Indoor Environment

Formulated without hazardous substances, 375mm STEICOflex 036 fosters a healthier interior atmosphere. Its moisture-balancing characteristics minimise condensation and mould formation, fostering superior indoor air quality and resident wellbeing.

Why Choose STEICOflex 036?

STEICOflex wood fibre insulation batts merge natural materials, superior thermal and acoustic qualities, and straightforward installation. They deliver an excellent solution for those prioritising high-performance, sustainable insulation across the UK.

Info

Browse our complete Steico Wood Fibre Insulation range. We deliver throughout the UK Mainland. For guidance on product suitability, project specifications, or bulk pricing requests, contact us on 02039519012 / 02038839057, email sales@insulationbee.co.uk or use Live Chat - Competitive UK Insulation Pricing.