IWI Premium - Internal Wall Insulation
Verified by manufacturer 21 days ago
BRE Certificate
Certificate type
Internal Wall Insulation (moisture closed).
Application
Suitable for various buildings, including housing associations, local authorities, education, healthcare, and public buildings.
Description
Comfort Frame's Internal Wall Insulation systems provide a sustainable solution to enhance the thermal efficiency of all property types.
Features and benefits:
- B-s1,d0 Reaction to Fire classification.
- Modular - Fabricated offsite, each property is individually surveyed to create a bespoke system.
- Thermal Bridge mitigation - Internal Wall Insulation is 'decoupled', no direct fixing/ penetration of the building fabric.
- Fast - 1 day to install a typical elevation.
- Minimal disruption - Tenants remain in situ, no need to decant.
- High performance - Improvement of two SAP bands achievable.
- Airtight - Capable of reducing the number of air changes per hour from 14 to just 3.
- U-Value betterment - Enhances the thermal resistance of the combined wall by up to 80%.
- Quality assurance - 25-year Insurance Backed Guarantee.
General information
Color | Beige |
Finish | Smooth |
Material | Gypsum Expanded polystyrene (EPS) Metal |
Shape | Rectangle |
Width | 144 mm 195 mm 294 mm 398 mm 597 mm |
Height | Bespoke |
Warranty description | 25 year |
Uniclass | |
CAWS | K10/30 Metal stud K10/155 Wall lining system (metal studs) |
Specification data - Internal wall insulation systems
System performance | Manufacturer guidanceReaction to fire: To BS EN 13501-1, Class B-s1, D0. Thermal resistance: 0.36 W/m²K. Duty rating: Moderate. Panel height: Maximum 3000 mm. Consult manufacturer for details and test reports. |
Preparation | Manufacturer guidanceNot required. |
Support | 50 mm C Stud and 52 mm U Channel light gauge steel framing system. |
Insulation | 50 mm Expanded polystyrene (EPS) and stone wool.Guidance for specification option: The panel has an EPS core. Stone wool is friction fitted into the framing and all exposed voids for thermal continuity. |
Insulation fixing | Panel: Bonded; Frame: Friction fitted.Guidance for specification option: All framing is packed with stone wool to ensure continuity of thermal performance. |
Vapour control layer | Self adhesive breather membrane. |
Linings | 10 mm Gypsum fibreboard.Guidance for specification option: Vapour open, capillary active and hygroscopic wood fibre insulation board. |
Lining fixings | 40 mm Screws. |
Joint treatment | Easifill 20/ 60.Guidance for specification option: The joints between the panels are 3 mm with a 1 mm chamfer on each panel. |
Execution | Manufacturer guidanceRefer to Panelised IWI Systems Installation Manual. |
Panel depth | 70 mm. |
Reaction to fire | To BS EN 13501-1, Class B-s1, D0. |
Thermal resistance | 0.38 W/m²K. |
Duty | Moderate. |
Sustainability data
Contains Red List materials | No |
Country of material origin | United Kingdom |
Country of product manufacture | United Kingdom |
Recyclability | The system is demountable, recyclable, and subject to application, reusable. |
Third party certifications
BRE Certificate
BS EN 13501-1: 2018_ B-s1, d0
Case studies
Able to Pay
Tollgate Gardens, Maida Vale
Similar products from Comfort Frame
IWI Safeguard - Internal Wall Insulation