Buyer guide

Estimate renovation costs before buying

The advertised price is only part of the decision. In older houses, heating, roof, windows, electrics, kitchen or bathrooms can become relevant quickly.

Wertify helps classify a concrete listing before the viewing and prepare the right questions.

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Renovation

The large cost blocks should be understood before an offer

A house can look well maintained even if expensive components have not been renewed.

Renovation years, documents, visible condition and likely work in the next few years matter most.

Wertify

Check price and risks

The Wertify listing check highlights open points and possible risks before the viewing.

Technical

Heating, electrics and pipes

Ask about the age of the heating system, servicing, heat distribution, electrical board and pipes.

  • Heating
  • Electrics
  • Water
  • Ventilation

Envelope

Roof, windows, facade and moisture

A watertight roof is not automatically a renovated roof. Look for moisture traces, insulation and work documentation.

Interior

Kitchen, bathrooms and surfaces

Kitchens and bathrooms are often costly because several trades are involved at the same time.

Negotiation

Documented risks become arguments

Renovation needs should be concrete. Questions, offers and invoices help discuss the price calmly.

  • Viewing questions
  • Quotes
  • Invoices
  • Priorities

Check before making an offer

A listing analysis helps prepare the viewing and understand the price more clearly.

FAQ

Frequently asked questions about renovation costs

Which renovations are often expensive?

Heating, roof, windows, facade, electrics, kitchen, bathrooms and pipes are often the large cost blocks.

Is an old house always expensive to renovate?

No. What matters is which components have already been renewed and whether documentation exists.

Does Wertify calculate exact costs?

No. Wertify gives orientation on visible risks. A precise estimate requires an on-site check and concrete quotes.

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