Product Specifications:
This document lists ceramic tile products characterized by their dimensions, color, and classification codes. The primary tile size mentioned is 45x45 cm (18"x18"), with additional smaller decorative pieces sized 15x45 cm and 15x15 cm.

Tile Types and Colors:
- Main tiles: P-65 series in Beige, Gris (Gray), Marengo, and Marrón (Brown), all sized 45x45 cm with classification B-15 G.
- Decorative border tiles (Cenefa Pergamo) in Beige and Gris, sized 15x45 cm with classification S-31.
- Small accent tiles (Taco Pergamo) in Beige and Gris, sized 15x15 cm with classification S-20.

Material and Classification:
- The tiles are described as "Pasta Roja" or "Red Body," indicating a red clay ceramic body.
- Additional codes such as D2, B II a, C0, and P-65 appear to relate to product or quality classifications.

Summary of Key Parameters:
- Dimensions: 45x45 cm (main tiles), 15x45 cm and 15x15 cm (decorative pieces).
- Color options: Beige, Gris, Marengo, Marrón.
- Classification codes: B-15 G for main tiles, S-31 for border tiles, S-20 for small tiles.
- Material: Red body ceramic (Pasta Roja).

Recommendations and Usage:
- The combination of main tiles with matching decorative borders and accent pieces suggests coordinated design options for flooring or wall applications.
- The red body ceramic indicates suitability for indoor use with typical durability associated with red clay tiles.