| Insulation Type / Description |
Appearance / Thickness |
Compatible Alumasc EWI Systems |
Thermal Conductivity (W/mk) |
Compressive Strength (kN/m²) |
Water Vapour Resistance (MN s/g) |
Board Density (kg/m³) |
| Polystyrene/ FRA Grade EPS |
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1. HCFC-free and CFC-free
2. The lightest of the listed insulants for a given thermal performance
3. Flame retardant and dimensionally stable
4. The Reaction to Fire Classification is Euroclass E
5. When specifying in an External Wall Insulation system BRE document BRE135 should be followed for positioning and specification of fire barriers
6. An economical and easy to handle product for all types of building |
White rigid insulation panel available in the following standard sizes and thicknesses:
Length 200mm
Width 600mm
Thickness 20-150mm
Thickness rises in 10mm increments. N.B. Other thicknessesmay be available subject to minimum order quantity |
 Swistherm
Swisrail
Swisslab
Swisspan
Links
EPS Datasheet |
.037 |
70
Typically exceeds 70 kPa at 10% compression when tested to: BS EN 826: 1996 |
300 When tested in accordance with BS4370: Part 2: 1993 (Including Board Facings) |
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| Insulation Type / Description |
Appearance / Thickness |
Compatible Alumasc EWI Systems |
Thermal Conductivity (W/mk) |
Compressive Strength (kN/m²) |
Water Vapour Resistance (MN s/g) |
Board Density (kg/m³) |
| Phenolic (K5 EWB) |
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1. HCFC-free and CFC-free
2. High thermal performance, providing the best 'U' value for a given board thickness of the listed insulants
3. Class 0 (Surface Spread of Flame) Test rating for rigid phenolic insulation core to BS 476: part 7 1997
4. Not classified as non- combustible, but has enhanced fire performance so can be used without need for additional fire barriers
5. Permits a thin overcladding by comparison with other listed insulants.
6. Ideal for low rise social housing and architectural detailing. |
Light orange high density rigid insulation slab, available in the following standard sizes and thicknesses:
Length 1200mm
Width 480mm
Thickness 20-80mm
Thickness rises in 10mm increments. N.B. Other thicknesses may be available subject to minimum order quantity |
Swisslab
Swisspan
Links
Phenolic Datasheet |
.022 to .024
Thicknesses
15-24mm
0.024
25-44mm
0.023
>=45mm
0.022 |
150
Typically exceeds 150 kPa at 10% compression when tested to BS EN 826: 1996 |
15
When tested in accordance with BS4370: Part 2: 1993 (Including Board Facings) |
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| Insulation Type / Description |
Appearance / Thickness |
Compatible Alumasc EWI Systems |
Thermal Conductivity (W/mk) |
Compressive Strength (kN/m²) |
Water Vapour Resistance (MN s/g) |
Board Density (kg/m³) |
| Polyisocyanurate (PIR) |
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1. HCFC-free and CFC-free
2.A highly durable alternative to Phenolic, with which it shares key features, but with slightly increased thickness for a given 'U' value. |
Pale yellow high density rigid insulation slab :
Length 1200mm
Width 600mm
Thickness 20-120mm
Thickness rises in 10mm increments N.B. Other thicknesses may be available subject to minimum order quantity |
Swisslab
Swisspan
Links
PIR Datasheet |
.025 to .027
Thicknesses
80mm
0.027
80-120mm
0.026
>= 120mm
0.025 |
150
Typically exceeds 150 kPa at 10% compression when tested to BS EN 826: 1996 |
15
When tested in accordance with BS4370: Part 2: 1993 (Including Board Facings) |
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| Insulation Type / Description |
Appearance / Thickness |
Compatible Alumasc EWI Systems |
Thermal Conductivity (W/mk) |
Compressive Strength (kN/m²) |
Water Vapour Resistance (MN s/g) |
Board Density (kg/m³) |
| Mineral Wool |
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1. HCFC-free and CFC-free
2. The only option certified non-combustible
3. Inbuilt resins aid bonding and weatherproofing properties
4. Performs well as an acoustic barrier due to its natural sound absorption properties, making it suitable for use near airports and other noise sources. |
Green/brown high density rock fibre insulation slab :
Length 1200mm
Width 600mm
Thickness 40-140mm
Thickness rises in 10mm increments. N.B. Other thicknesses may be available subject to minimum order quantity |
Swistherm
Swisrail
Swisslab
Links
Mineral Wool Datasheet |
.025 to .027
Thicknesses
.034 to .036
115 Density 0.034
140 Density 0.036 |
65
Typically exceeds 65 kPa at 10% compression when tested to BS EN 826: 1996 |
5.2 When tested in accordance with BS4370: Part 2: 1993 (Including Board Facings) |
115/140 |
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| Insulation Type / Description |
Appearance / Thickness |
Compatible Alumasc EWI Systems |
Thermal Conductivity (W/mk) |
Compressive Strength (kN/m²) |
Water Vapour Resistance (MN s/g) |
Board Density (kg/m³) |
| Cork |
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1. HCFC-free and CFC-free
2. Composed entirely of natural materials in both source materials and process of manufacture
3. 100% recycleable
4. Not classified as non-combustible, but has enhanced fire performance
5. Its naturally open structure provides a good acoustic barrier |
A dark brown, completely natural cork product made from natural cork granules, steam baked and pressure bonded into boards :
Length 1000mm
Width 500mm
Thickness 40-100mm & 150mm
Thickness rises in 10mm increments between 40-100mm. 75mm also available. N.B. Other thicknesses may be available subject to minimum order quantity |
Swistherm
Swisrail
Swisslab
Swisspan |
.038
110 Density 0.038 |
140
Typically exceeds 140 kPa at 10% compression when tested to BS EN 826: 1996 |
37.5
When tested in accordance with BS4370: Part 2: 1993 |
105/120 |
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