Cost: timber windows
Budget depends on repairing existing units, reproducing a design or supplying a new model. Compare joinery, glass, finish and fitting separately. No local average or species/triple-glazing premium is established without comparable offers.
Editorial update on 18 September 2026

Separate scenarios
Where both are feasible, request retention and replacement prices. State final condition, glass and finishes for each. A local repair price is not directly comparable with a complete new unit.
Price manufacture and finish
Detail design, species or construction, shape, glass and hardware. Separate factory finish from surrounding wall paint or plaster after fitting. Identify survey, samples or any requested prototype, plus transport and access.
Keep unknowns visible
List parts requiring assessment or removal before pricing. Ask how remedial work will be proposed and priced. Potential heritage support is not an awarded grant to deduct automatically.
Budget indicatif par configuration
| Configuration | Fourniture | Fourniture et pose |
|---|---|---|
| Petite fenêtre 1 vantail | 420 – 760 € | 750 – 1 150 € |
| Fenêtre standard 2 vantaux | 650 – 1 200 € | 1 000 – 1 700 € |
| Grande fenêtre ou porte-fenêtre | 950 – 1 750 € | 1 400 – 2 300 € |
Scénarios indicatifs hors forme patrimoniale, maçonnerie et moyen de levage.
Ce qui est inclus
- Châssis et vitrage décrits dans l'offre
- Pose et étanchéité périphérique courante
- Réglage initial de la quincaillerie
Ce qui n’est pas inclus
- Restauration d'un châssis ancien
- Reprise complète des tableaux et peinture
- Forme cintrée ou vitrage de forme non chiffré
The three budget levels
Where your money goes
- Existing conditionOn quotationAssessment, survey and selected design.
- JoineryOn quotationSpecified repair or manufacture.
- Equipment and finishOn quotationGlass, hardware and treated faces.
- Site workOn quotationRemoval, protection, fitting and making good.
What makes the price vary
Condition
Work actually needed on existing units.
Design
Standard model or specified reproduction.
Finish
Product, surfaces and included work.
Conservation
Constraints and project coordination.
Indicative scenarios
No grant is deducted from the budget shown here. If a quote mentions support, request the exact scheme and confirmation of your eligibility before including it in financing.
Frequently asked questions
Can only the glazing be changed?
Have frame, joints and new-glass compatibility checked. Timber alone does not establish feasibility.
Must an old window be replaced?
Request assessment and possible scenarios. No age or defect count automatically decides here.
Is painting included?
Distinguish window finishing from surrounding wall work in the quote.
Does INPA require the same model everywhere?
Check building-specific and project constraints. This guide grants no approval.
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