France building index BT32: baked clay tiles roofing
France building index BT32: baked clay tiles roofing stood at 149.3 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 - BT32 - Baked clay tiles roofing - Base 2010 | 149.3 | 147.3 | 146.6 | 146.4 | 145.4 | 145.2 | 145.1 | 143.9 | 143.2 | 143.3 | |
| Building index - BT33 - Concrete tiles roofing - Base 2010 | 141.5 | 140 | 140.2 | 138.4 | 138.5 | 138.1 | 136.6 | 135.6 | 135.4 | 134.9 | |
| Building index - BT34 - Zinc and metal roofing (except copper) - Base 2010 | 151.1 | 149.3 | 149.4 | 147.8 | 146 | 146.1 | 145.3 | 144.7 | 144 | 143 |
Understanding france building index BT32: baked clay tiles roofing
Baked clay tiles roofing price shifts are tracked by this series, measuring factory gate pricing and delivery tariffs for terra cotta roof tiles and associated ridge accessories. The calculation captures energy-intensive firing processes, raw clay extraction, and specialized ceramic shaping expenses, setting it apart from concrete or metallic covering metrics. It excludes structural framing supports and under-roof insulation layers, focusing strictly on the exterior ceramic protective envelope.
Analysts evaluating this series should watch for strong sensitivity to industrial natural gas and electricity tariffs, which frequently drive rapid adjustments in ceramic manufacturing overheads. Period-on-period movements can appear volatile during periods of volatile energy markets, meaning annual rolling comparisons provide a clearer view of underlying cost trajectories. Cross-referencing against other ceramic components requires caution, as roofing tiles involve distinct extrusion and firing specifications compared to interior wall or floor ceramics.
Frequently asked questions
- What primary cost driver most strongly influences baked clay tile pricing?
- Industrial energy costs, particularly natural gas and electricity used in kilns, heavily impact terra cotta manufacturing expenses.
- Does this series include the wooden battens holding the tiles?
- No, the measure isolates the tiles and ridge accessories, excluding the underlying timber framing and battens.
- Is month-on-month or year-on-year analysis better for clay tile costs?
- Year-on-year comparisons are generally more reliable because manufacturers often consolidate price adjustments into annual schedule updates.