MW Light wall sandwich panel (mineral wool core), lightweight version


The sandwich panels with a mineral wool core are non-flammable. They can be used in projects that require above-standard fire protection ratings.

The lightweight version means that the core has a lower density, with a slightly reduced fire resistance ratings in comparison to the standard version. 

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Name MW Light wall sandwich panel (MW-LT-W-ST)
Core Mineral wool (nominal apparent density: 90 kg/m3)
Cladding thickness [mm] 0.5 / 0.6 / 0.7
Steel grade S250GD, stainless steel (1.4301)
Coat SP Polyester, SP Polyester Mat Pearl, Food Safe PVC(F), Aluzinc+Easyfilm, Stainless steel, Cesar 55
Panel length [mm] 2500 to 15000
Effective width [mm] 1000 or 1100
Overall width [mm] 1020 to 1120
Core thickness [mm] 80 100 120 150 175 200 240
Panel weight [kg/m2] 16.0 17.8 19.6 22.3 24.6 26.8 30.4
Insulating efficiency, U2 [W/m2K] 0.47 0.38 0.32 0.26 0.23 0.19 0.17
Fire resistance contact our sales representative
External fire performance FR*
Reaction to fire - A2-s1,d0
Sound insulation [dB] Rw≥32, RA1≥29-30, RA2≥28-29


Panel length Panel side Cladding thickness [mm]  Profiling** Coat
min. [mm] max. [mm] SP Polyester SP Polyester Matt Pearl  Cesar  PVC(F) Aluzinc Stainless steel


outer 0.5 / 0.6 / 0.7 M / L / R / G / 1L / 2L x  x x
inner 0.5 / 0.6 / 0.7 L / G  x  x  x

**Profiling abbreviations:

L - Lined
M - Microprofiling
R - Grooving
G - Plain
1L - Clearline
2L - Double Clearline

Panel joint detail

Exposed lock

Panel cross-section

Cladding profile types

Lined (L)

Outer cladding Inner cladding

Micro-profile (M)

Outer cladding

Grooved (R)

Outer cladding

Plain (G)*

Outer cladding Inner cladding

Clearline (1L)*

Outer cladding

Double Clearline (2L)*

Outer cladding

*The thickness of 0.5 mm in G / 1L / 2L profiling from the outside, requires the signing of a statement by the Customer, in which he accepts the possibility of a visible deviation from flatness, being within the permissible tolerance up to 0.6mm / 200mm by EN: 14509.


Cesar 55

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9007 grey aluminium

9006 silver metalic

7016 anthracite grey

8017 chocolate brown

9005 jet black

9010 pure white

SP Polyester

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9002 grey white

9007 grey aluminium

1003 signal yellow

5010 gentian blue

6011 reseda green

3000 flame red

1015 light ivory

3016 coral red

6020 chrome green

7016 anthracite grey

7024 graphite grey

3011 brown red

8017 chocolate brown

9005 jet black

6005 moss green

8019 grey brown

8004 copper brown

9010 pure white

7040 window grey

7012 basalt grey

7047 telegrey 4

5003 blue sapphire

6018 green yellow

9006 silver metalic

SP Polyester Matt Pearl

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6490M chrome green

7016M anthracite grey

7591M graphite grey

3301M brown red

9005M jet black

8620M copper brown

8637M chocolate brown

Metallic coats

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Declarations and certificates

MW Hygiene Certificate: mineral wool core sandwich panel (EN)
MW Hygiene Certificate: mineral wool core sandwich panel (EN) (197.25 KB)
Declaration of Performance: MW-LT-W-ST sandwich panel (EN)
Declaration of Performance: MW-LT-W-ST sandwich panel (EN) (471.44 KB)

General Terms & Conditions of Sales

General Sales Conditions
General Sales Conditions (294.85 KB)

Approved:2022-08-08 13:10:58

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