France building index BT08: plaster and prefabricated
France building index BT08: plaster and prefabricated stood at 134 in Aug 2026, according to INSEE – Institut national de la statistique et des études économiques (BDM). It is one of the indicators in the Construction cost indices table (Value · Monthly), with a complete series running from Oct 2014 to Aug 2026. The complete series with an interactive chart, free to download.
This indicator in the Construction cost indices table
| Indicator | 08-2026 | 07-2026 | 06-2026 | 05-2026 | 04-2026 | 03-2026 | 02-2026 | 01-2026 | 12-2025 | 11-2025 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Building index - BT08 - Plaster and prefabricated plaster - Base 2010 | 134 | 134 | 133.2 | 132.8 | 132.1 | 130.7 | 130.1 | 129.5 | 128.4 | 128.6 | |
| Building index - BT09 - Ceramic coatings and tiles - Base 2010 | 135.3 | 134.3 | 134.2 | 134.3 | 134.3 | 132.9 | 132.6 | 132 | 131 | 130.7 | |
| Building index - BT10 - Plastic coatings - Base 2010 | 142.7 | 142.6 | 141.6 | 140.7 | 140.6 | 139.3 | 138.1 | 137.7 | 138.2 | 136.9 |
Understanding france building index BT08: plaster and prefabricated
This metric measures price changes for plaster materials and prefabricated plasterboard products used extensively in interior wall construction and ceiling assemblies. The scope includes gypsum-based powders, partition blocks, and molded plaster components, separating them from wet-applied cement coatings, brick masonry, and timber framing. Data collection targets industrial manufacturers supplying dry-lining contractors and interior fit-out specialists.
Interpreting this series requires attention to energy-intensive manufacturing processes, as calcining gypsum demands substantial natural gas or electricity inputs. Analysts should rely on annual percentage comparisons to filter out transient monthly pricing adjustments implemented by regional building material suppliers. Cross-referencing this index with other interior finish categories helps determine whether drywall or alternative paneling systems are driving interior renovation inflation.
Frequently asked questions
- What exact products are covered under plaster and prefabricated items?
- Gypsum powders, partition blocks, and preformed plasterboard panels used for interior walls and ceilings are included.
- Does this index cover wet plaster applied directly to brick walls?
- Traditional wet plastering is captured alongside related masonry or coating groupings, whereas this series emphasizes prefabricated and dry-lining elements.
- What external factor most influences manufacturing costs here?
- Energy costs, particularly industrial gas and electricity used to dry and process gypsum rock, strongly influence production expenses.