What code-compliant windows cost, by province
The colder your climate zone, the lower the U-value the building code demands — and the more capable (and pricier) the glazing has to be. Pick your province to see the U-value your windows must meet and an illustrative installed cost. These are code-derived estimates, not market quotes — use the calculator for an exact price for your size.
Alicante
Comunitat Valenciana
- CTE climate zone
- B4
- Glazing to meet it
- Low-e double + argon
Illustrative cost — code-compliant window, installed
| Efficient PVC (from) | €355 |
| Typical | €515 |
| Thermal-break aluminium | €680 |
Per ~100×100 cm unit. Illustrative estimate derived from the CTE U-value requirement for this zone — not a market quote.
Reach class A/B and you could claim back up to €3,000 via the 40% IRPF deduction (until end 2026).
The map gives the regional ballpark. For your exact window, design it in the 3D calculator and get real quotes from verified installers near you.