Product Specification Showrooms
For Architects & Designers
G-Brick SIP

Structural insulated panels.  Construction system assessed by the French institute FCBA

  • Structural panel with great mechanical properties.

  • For flooring, closures, internal partitioning or roofing.

  • High thermal efficiency and air-tightness.

  • Recommended for projects with high energy efficiency or passive buildings.

  • A sustainable and industrialised product that saves time and money.

The product range is available with FSC® or PEFC certification.

Product information


Standard Sizes:

  • 2500 x 1220mm & 3100 x 1220mm, with a joining mechanism included along the perimeter.



New build projects and refurbishments, where it will be used as a complete building systems, or in combination with traditional elements such as timber or metal framing.

Plywood Quality

Plywood quality:

Extremely durable poplar plywood with great mechanical properties, class III exterior glue and use class 3 'durable' for anti-funghi and insects attack.

Thermal Insulation

Thermal insulation:

Extruded polystyrene (XPS), that fulfils the most demanding energy requirements (the panel 12/100/12 has an “u” value of 0.32 W/m²K), achieving perfect cohesion with the plywood. The standard thicknesses for insulation are 60 and 100 mm. For others, consult Garnica's technical department: [email protected]