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75mm Isover RD Party Wall Insulation Roll (7.74m2/Roll)
| 24+ rolls | 48+ rolls | 72+ rolls |
| £64.97ex. VAT | £64.65ex. VAT | £64.32ex. VAT |
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Glass mineral wool roll for party wall applications. Provides thermal and acoustic insulation while maintaining Euroclass A1 fire rating. 75mm thickness for standard-width party walls.
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Product Overview
Glass mineral wool roll for party wall applications. Provides thermal and acoustic insulation while maintaining Euroclass A1 fire rating. 75mm thickness for standard-width party walls.
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
- {{recycling}} Manufactured from up to 86% recycled glass
- {{content_cut}} Resilient, strong, and pre-cut
- {{fitness_center}} High-performance glass mineral wool
- {{assignment_turned_in}} For use in separating masonry party walls
Technical Specification
| Material Type: | Glass Mineral |
|---|---|
| Thickness: | 75mm |
| Width: | 910mm |
| Length: | 8500mm |
| Sales Unit: | Roll |
| Sales Unit Coverage: | 7.74m2 |
| Brand: | Isover |
| Manufacturer's Reference: | 5200625584 |
| Thermal Conductivity: | 0.036W/mK |
| Fire Rating: | A1 Non-Combustible |
Technical Downloads
Product Overview
Isover RD Party Wall Insulation Roll measuring 75mm thick and covering 7.74m² per roll is a high-performance glass mineral wool designed for use in separating masonry party walls. The roll is resilient, strong, and pre-cut to 2 x 455mm widths to fit standard wall tie spacings with precision and minimal waste.
Engineered to exceed the acoustic performance standards set out in Building Regulations Approved Document E (England and Wales), Isover RD is a proprietary component of Robust Detail constructions E-WM-17, E-WM-20, and E-WM-24. The 75mm thickness provides an effective part-fill solution that improves acoustic control in separating walls where reduced cavity depth is specified.
Manufactured from up to 86% recycled glass, Isover RD Party Wall Roll combines outstanding sustainability credentials with consistent product quality.
When used as part of a correctly detailed full-fill Robust Detail construction with mineral wool edge barriers, it can help achieve a zero U-value in accordance with Approved Document L1A, Table 3, providing both acoustic and thermal efficiency within party wall systems.
Features & Benefits
- Excellent acoustic insulation: Reduces airborne sound transmission between adjoining properties when used as part of a Robust Detail wall system.
- Robust Detail compliant: Approved for use in E-WM-17, E-WM-20, and E-WM-24 party wall constructions, eliminating the need for pre-completion testing.
- Thermal bypass control: Supports zero U-value performance when installed as part of a full-fill Robust Detail system including edge sealing.
- Non-combustible: Euroclass A1 fire rating under BS EN 13501-1 for maximum safety.
- Sustainable composition: Manufactured from up to 86% recycled glass under ISO 14001 Environmental Management.
- Durable and stable: Retains thermal and acoustic properties throughout its service life; will not support mould, vermin, or bacteria.
- Precision-cut widths: 2 x 455mm strips fit standard wall tie spacing without additional trimming.
- Easy handling: Lightweight, flexible rolls are supplied palletised in weatherproof packaging for clean and efficient installation.
- Board thickness 75mm: Provides an effective part-fill solution that improves acoustic control in separating walls where reduced cavity depth is specified.
Applications
- Separating masonry party walls: Designed for use in E-WM-17, E-WM-20, and E-WM-24 Robust Detail constructions.
- Residential developments: Suitable for attached dwellings including semi-detached, terraced, and apartment buildings.
- Acoustic upgrades: Used to meet or exceed the sound insulation requirements of Approved Document E.
- Thermal compliance: Assists in achieving zero U-value compliance when correctly installed as part of the complete Robust Detail system.
Installation Guidance
- Preparation: Ensure wall cavities are clean, dry, and free of mortar snots or debris before installation.
- Fitment: Unroll insulation and insert between wall ties, ensuring a snug, full-depth fit with no gaps.
- Joint alignment: Butt adjoining pieces tightly together to maintain continuous coverage.
- Support: Use stainless steel wall ties or proprietary retaining systems as per Robust Detail specification.
- Weather protection: Protect insulation during construction until the wall is fully sealed.
- Health & safety: Wear appropriate PPE during cutting or handling. Material Safety Data Sheet available from Isover.
Compliance & Performance
- Material specification: Glass mineral wool manufactured to BS EN 13162 and BS EN 13172.
- Thermal conductivity (λ): 0.036 W/m·K.
- Fire classification: Euroclass A1 to BS EN 13501-1 (non-combustible).
- Environmental certification: ISO 14001 and BES 6001 “Good” rating for responsible sourcing.
- BRE Green Guide rating: A+ generic rating (ref. 815320002).
- Quality assurance: Produced under ISO 9001 Quality Management System.
- Durability: Will not degrade, slump, or support vermin or biological growth.
- Important note: Must be installed in accordance with Robust Detail guidance to achieve stated acoustic and thermal performance levels.
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