Producten filter


Sandwich panel SP2D WE ENERGY

Rate this item
(0 votes)

With its non-combustible structural mineral wool core, this panel absorbs noise well and provides excellent fire safety and thermal insulation. It is an ideal solution for facades with high requirements for energy efficiency, fire resistance, strength and architectural appearance.

Thanks to concealed fixing method this panel enables façade design with considerably less joint flashings compared to standard fix panels.

Save up to 30% in your building maintenance cost with our new energy panel solution 

The energy panel solution consists of airtight Ruukki energy panels, structural details, accessories, airtightness instructions, installation carried out by a certified Ruukki partner and an airtightness promise.

This panel can be used in the energy panel solution due to a special ENERGY gaskets in its joint. To ensure excellent air tightness, ENERGY sandwich panels are subject to a strict production quality control.

By using our sandwich panel solutions, you can increase the LEED and BREEAM credit count for your building as well as lower heating energy costs and CO2 emissions.  


  • External walls

Design and installation services are an important part of Ruukki's sandwich panel offering package with a view to speeding up our customers' projects.

We help you to choose optimal products and design your building using our products, as well as decide on installation methods and maintenance instructions to ensure a long lifespan.


Core material: Mineral Wool
Module/total width (mm): 1000/1054
Length (m): 2.0 - 12.0
External facing thickness (mm): 0.60
Internal facing thickness (mm): 0.50
Reaction to fire: A2-s1,d0
Air tightness n50 (1/h): 0.6, 0.9

Properties by panel thickness

Thickness (mm) 180
Weight (kg/m2)  26.2
U-value (W/m2K)  0.22
Sound insulation Rw (dB)  29
Wall fire resistance values & max span horizontal/vertical orientation (m):
EI30 (inside) 4.0/12.0
EI60 (inside) 4.0/12.0
EI90 (inside)  4.0/11.8   
EI120 (inside)  4.0/9.8     
EI90 (outside) 4.0/11.6
EI120 (outside) 4.0/11.0
EI180 (outside)  4.0/10.0 
EI240 (outside)  4.0/9.5 

Coatings & colours


Standard coating for external and internal faces

Optional coating for external faces

Corrosion classes C2-C3

Corrosion classes C1-C3

Polyester (25 μm), Hiarc (27 μm)* 

Hiarc (27 μm) 

* Colours 9006, 9007, 7035 available as standard in Hiarc (27 μm) coating.

Standard colours  

RAL 9002 Grey white
RAL 9002 Grey white
External and internal face
RAL 9010 Pure white
RAL 9010 Pure white
External and internal face
RAL 9006 White aluminium
RAL 9006 White aluminium
External face
RAL 9007 Grey aluminium
RAL 9007 Grey aluminium
External face
RAL 7035 Light grey
RAL 7035 Light grey
External face
RAL 1015 Light ivory
RAL 1015 Light ivory
External face
RAL 5005 Signal blue
RAL 5005 Signal blue
External face
RR 23 Dark grey
RR 23 Dark grey
External face

Profile options

 Sandwich panel profile micro  Sandwich panel profile f

Micro profile

For external face.

F profile

For internal face.

Building solutions, Sandwich panel profile linear Sandwich panel profile Rib 250 (275)

Linear profile

For external and internal face.

Rib 250 profile

For external face.

 Sandwich panel profile R 500 (550)  

Rib 500 profile

For external face.


Ruukki's facade cladding solutions offer practically unlimited architectural possibilities for Ruukki's sandwich panel facade. For instructions for attaching facade claddings on Ruukki panels, see "Instructions".


Accessories for sandwich panels include e.g. flashings, fasteners, gaskets and sealing flanges.

These accessories ensure fast assembly, fastening reliability, joint tightness, and aesthetic improvement of external and internal walls surface construction, as well as roofs of construction works of various size and destination.

Download main accessory list for Sandwich panels

 Sandwich panel accessory U plint purlinSandwich panel accessory plinth purlin EA1L75 30


Download assembly instructions (pdf, 2MB) 

Assembly instructions document includes information about:

  • Packing
  • Transportation and unloading
  • Storaging
  • Assembling

Download maintenance instructions (pdf, 0.71MB)

Maintenance instructions document contains information about:

  • Washing
  • Painting

Download instructions for attaching facade claddings on Ruukki panels (pdf, 1MB)

Facade cladding instructions include information about: 

  • Fixing principles
  • Dimensioning principles
  • Section drawings