140mm Knauf Frametherm Roll 35 (4.45m2/Roll)
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Glass mineral wool roll for timber and steel frame walls. Thermal conductivity 0.035 W/mK delivers reliable insulation performance. 140mm thickness suits deeper frames in general-purpose builds.
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Product Overview
Glass mineral wool roll for timber and steel frame walls. Thermal conductivity 0.035 W/mK delivers reliable insulation performance. 140mm thickness suits deeper frames in general-purpose builds.
Delivery & Returns Information
How Our Delivery Works
We work with a nationwide network of trusted suppliers. As a result, items in your basket may be supplied by different suppliers and delivered separately. Where this applies, you'll see multiple delivery charges at checkout. We always aim to group products from the same supplier to keep delivery costs as low as possible.
Delivery Areas & Charges
Delivery charges listed on our website apply to mainland UK, excluding the following postcode areas: AB, CF, DD, DG, EH, FK, KA, KW, KY, IV, LA, LD, LL, ML, NP, PA, PH, SA, SY & TD
If your delivery address falls within one of these postcode areas, we’ll be in touch before processing your order to confirm any additional delivery costs.
Please note: We do not currently offer delivery outside the UK mainland.
Standard (Nationwide) Delivery
| Insulation, Plasterboard and Drylining Products | |
|---|---|
| ORDER VALUE | DELIVERY CHARGE |
| Under £350 | £35 ex. VAT |
| Over £350 ex. VAT | FREE |
| Timber & Sheet, Building Materials, Joinery and Gardens & Landscaping Products | |
| ORDER VALUE | DELIVERY CHARGE |
| Under £100 | £20 ex. VAT |
| Over £100 ex. VAT | FREE |
| Screws & Fixings and Adhesives & Sealants | |
| ORDER VALUE | DELIVERY CHARGE |
| Under £50 | £5 ex. VAT |
| Over £50 ex. VAT | FREE |
Express Delivery
| Express Delivery - Insulation and Plasterboard & Drylining | |
|---|---|
| ORDER VALUE | DELIVERY CHARGE |
| Under £400 | £50 ex. VAT |
| Over £400 ex. VAT | £35 ex. VAT |
| Express Delivery - Timber & Sheet, Building Materials, Joinery and Gardens & Landscaping Products | |
| ORDER VALUE | DELIVERY CHARGE |
| Under £300 | £50 ex. VAT |
| Over £300 ex. VAT | £35 ex. VAT |
Returns
We offer a 30 day returns policy on any faulty products.
Key Features
- {{thermostat}} Exceptional thermal performance
- {{local_fire_department}} Non-combustible for added safety
- {{pest_control_rodent}} Odourless, rot-proof, and vermin-resistant
- {{verified_user}} Complies with stringent standards
Technical Specification
| Product: | Frametherm 35 |
|---|---|
| Material Type: | Glass Mineral |
| Thickness: | 140mm |
| Width: | 1140mm |
| Length: | 3900mm |
| Sales Unit: | Roll |
| Sales Unit Coverage: | 4.45m2 |
| Brand: | Knauf Insulation |
| Manufacturer's Reference: | 2407395 |
| Thermal Conductivity: | 0.035W/mK |
| Fire Rating: | A1 Non-Combustible |
Technical Downloads
Product Overview
Knauf Frametherm Roll 35 with a 140mm thickness providing 4.45m² coverage per roll. This glass mineral wool insulation offers dependable thermal efficiency at a conductivity of 0.035 W/mK.
Designed for use in timber and steel frame systems, it combines reliable thermal resistance, sound absorption, and fire safety. Manufactured with ECOSE® Technology, the product is formaldehyde-free and environmentally sustainable.
The 140mm thickness suits deeper frames in general-purpose builds.
Features & Benefits
- Thermal performance: 0.035 W/mK conductivity ensures reliable insulation for framed constructions.
- Non-combustible: Euroclass A1 fire rating for full compliance with building standards.
- Sound insulation: Absorbs noise transmission in internal partitions and external walls.
- Sustainable manufacture: ECOSE® Technology binder reduces embodied energy and emissions.
- Simple installation: Supplied in roll form for quick fitting between studs.
- Thickness and coverage: 140mm roll providing 4.45m² coverage for deeper frames in general cavity applications.
Applications
- Timber and steel frame walls: Used for deep frame cavity insulation.
- Internal partitions: Improves thermal and acoustic performance between rooms.
- Loft conversions: Suited for pitched roof or rafter infill applications.
- Commercial interiors: Used in non-load-bearing stud walls.
Installation Guidance
- Cutting: Trim cleanly using a sharp insulation knife for precise fit between studs.
- Fitting: Place friction-tight without gaps; do not compress to ensure full performance.
- Protection: Handle with gloves and mask in ventilated areas.
- Storage: Keep dry and protected from weather prior to installation.
Compliance & Performance
- Thermal conductivity: 0.035 W/mK.
- Fire classification: Euroclass A1 non-combustible to EN 13501-1.
- Acoustic performance: Tested to meet relevant sound insulation standards in framed systems.
- Environmental compliance: Manufactured with up to 80% recycled glass and formaldehyde-free binder.
- Important note: Maintain product thickness and continuity to achieve stated thermal values.
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