Greca

Multiwall Corrugated Polycarbonate Sheets for Skylights and Roofing

GRECA panels are multiwall corrugated polycarbonate sheets with a honeycomb structure and a cover width of 1000 mm. Designed for easy lateral overlap with most insulated and corrugated metal panels, GRECA sheets are ideal for skylight installations in both single and continuous applications. They are also available in thermocurved versions with bending radii of 3500 mm or 6000 mm.

Key Features

Available Thicknesses: 8 mm, 10 mm, 12 mm, 16 mm, 20 mm
Panel Width: 1000 mm
Honeycomb Structure: Enhanced strength and insulation
Corrugated Shape: Excellent resistance to snow, wind, and external loads
UV Protection: Coextruded on the external side for long-lasting clarity and durability
Light Transmission: Up to 72% (clear) and 55% (opal), depending on thickness
Service Temperature: -40°C to +120°C
Warranty: 10-year limited warranty against breakage, yellowing, and loss of light transmission

Application & Strengths

Designed for skylights and roofing in industrial and commercial buildings
Suitable for both flat and curved applications (thermocurved options available)
Multiwall side wings reduce condensation issues
High impact resistance and stability under temperature changes
Fast and easy installation with a complete range of accessories

Accessories
A full range of accessories is available, including:

PE spacers (upper and/or lower)
Pre-painted metal half ridge
Fixing screws (for metal supports)
Aluminium caps
Fiberglass head (on request)

Typical Applications

Industrial and commercial skylights
Roofing with high light transmission and insulation needs
Continuous or single skylight installations
Curved or flat roof designs


Profiles	Accessories

For detailed technical data, installation options, and available accessories, please refer to the product datasheet or contact our technical team.