

Silca

The recommended choice for technical insulation in fireplaces and heat recovery units, ensuring structural safety, thermal performance and reliability in each installation.

"Technical solutions in calcium silicate developed for those who value safety, thermal insulation and rigor in installation."
- Nelson , Lojista/Instalador
Silca is a reference brand in calcium silicate panels for thermal insulation and the construction of fireplaces and heat recovery units. Developed to withstand high temperatures, Silca panels ensure dimensional stability, mechanical strength, and maximum safety in heating systems.
Designed for installers and construction professionals, they allow execution in dry construction, precise cuts and efficient on-site assembly.
Its application improves the thermal performance of the facilities, protects the surrounding structures, and meets demanding technical requirements.
The Silca calcium silicate is widely used in the construction of technical linings, fireplace hoods, niches, fire-resistant walls and insulation systems for fireplace inserts, to ensure greater durability and safety over time.
Silca calcium silicate panels ensure efficient thermal insulation, structural protection and safety in fireplaces and stoves. Technical solutions designed to guarantee performance and durability in professional installations

Silca builds its journey with a focus on safety, thermal performance and technical rigor.
Up to 1.000°C
Thermal resistance
Panels designed to work with recuperators at extreme temperatures.
+50 %
Lighter than traditional solutions
Significant weight reduction that simplifies transport, cutting and on-site assembly.
≤ 0,06 W/mK
Thermal conductivity
High-performance insulation that improves the overall efficiency of the system.
ZERO
Fibers or toxic materials in the composition
Safe mineral material, with no release of harmful particles into the indoor environment.

Safety begins in the structure

Silca
Technical isolation systems for maximum safety and performance.
Silca panels ensure thermal insulation, safety and stability in the construction of fireplaces and stove inserts.
Bigacademy reinforces the correct application of Silca calcium silicate panels through specialized technical training in insulation for fireplaces and heat recovery units.
This support enables installers and designers to properly prepare, precisely cut, correctly fasten, and size the panels, and complies with safety standards and good construction practices. Practical training reduces on-site risks, improves the thermal efficiency of the system, and ensures durable installations.
By investing in the technical qualification of partners, Bigacademy raises the standard of execution and reinforces confidence in Silca solutions in the professional market.

Use the BIGAVAC Power Calculator to get, in seconds, a technical estimate tailored to your space’s area, insulation, and location.
Silca calcium silicate panels offer thermal insulation, safety and ease of installation, making them ideal for fireplaces, stoves and technical structures.

The evolution of Silca reflects an ongoing commitment to technical innovation in thermal insulation, through calcium silicate panels that ensure structural safety, dimensional stability and long-lasting thermal performance in fireplaces and heat recovery units.

Silca has established itself as a European manufacturer of calcium silicate panels for thermal insulation in fireplaces and heat-recovery units. By combining resistance to high temperatures and structural stability, the brand positions itself as a reliable technical solution for residential and professional applications.
The introduction of lightweight panels replaces heavier traditional materials in the construction of hoods and technical enclosures. This development improves thermal efficiency, reduces installation time and allows greater on-site precision, while maintaining high safety standards.
Silca panels are designed for contact with high temperatures associated with heat recovery units. Compliance with European standards ensures safety, mechanical strength and stability even under demanding thermal cycles.
The Silca calcium silicate boards are free of harmful fibers, which contributes to healthier indoor environments. This approach reinforces the product's suitability for projects that value air quality and construction sustainability.
The versatility of the calcium silicate Silca facilitates the technical integration of fireplaces in contemporary design projects. The panels allow freedom in construction without compromising thermal safety or system performance.
Initially oriented toward the residential market, Silca extends the application to hotels, commercial spaces and public buildings. The technical robustness of the panels confirms their suitability for demanding professional contexts.
Over the years, Silca has established itself as a reference in thermal insulation for heat-recovery units. Technical consistency, material innovation and the trust of professionals consolidate its position in the sector.
The calcium silicate Silca is a thermal insulation material used in the construction of fireplaces and heat recovery units. It protects adjacent structures against overheating, improves thermal efficiency and increases the safety of the installation.
Silca calcium silicate panels withstand high temperatures without degradation, provide greater structural stability, and enable more precise construction. They are suitable for technical insulation in fireplaces and heat recovery units.
Yes. Silca panels were developed for demanding thermal environments, and retain mechanical strength and insulating properties even under continuous use in wood-fired heating systems.
Yes. Proper insulation with Silca panels reduces thermal losses and protects the surrounding structures, and contributes to better overall performance of the heat recovery unit.
Yes. They allow efficient construction, precise cuts and quick assembly, which reduces execution time and increases the technical quality of the installation. For personalized technical advice or support in choosing the solution most suitable for your project, speak with the BIGAVAC team through our contact page.
It is suitable for residential and professional projects that include fireplaces, fireplace inserts or technical structures subject to high temperatures, in which safety and durability take priority. For technical advice, speak to the BIGAVAC team via our contact page.
Instaladores, construtores, projetistas e arquitetos que necessitem de isolamento térmico certificado para lareiras e recuperadores de calor. Para aconselhamento técnico personalizado, fale com a equipa da BIGAVAC através da nossa página de contactos.
Whenever there is proximity to combustible materials or a risk of structural overheating. The calcium silicate Silca allows compliance with good technical practices and safety standards, ensuring adequate thermal protection in heat recovery unit installations.
Yes, for those who value installation time, especially in projects where thermal safety, durability and technical compliance are decisive. The use of calcium silicate reduces future risks, improves the performance of the installation and enhances the final quality of the work. For technical advice, contact the BIGAVAC team through our contact page.