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Why Do Home Renovation Costs Vary So Much in Melbourne?

The DEMK Constructions Team
3 hours ago
4 min read
couple reviewing house plans and material samples for a home renovation in melbourne

You’ve asked two or three builders to quote the same renovation, but the prices have come back thousands — sometimes tens of thousands — of dollars apart.


Why does the overall home renovation cost differ so much between proposals in Melbourne?

Comparing renovation quotes isn’t simply about looking at the final figure. The scope of work, allowances for selections, existing site conditions and project requirements can all influence the overall home renovation cost.


Understanding what sits behind each quote can help you make a more informed comparison.


Allowances for Fixtures and Finishes

Tiles, tapware, flooring, vanities, sanitaryware and other finishes are available across a wide range of styles and price points, particularly in kitchen and bathroom renovations where product selections can significantly vary.


When a renovation quote is prepared, you may not have selected every product or finish yet. For items that are still to be selected, a builder may include an allowance — a set amount allocated within the quote for that particular item.


For example, you may not have chosen your exact tiles when the quote is prepared. An allowance provides a starting amount for that selection without requiring the final product to be chosen at the quoting stage.


The amount allocated for each item can vary between quotes, so it’s worth checking what has been allowed for and what happens once your final selections are made.

If your chosen product is within the allowance, you can remain within the allocated amount. If you choose a higher-priced product, the difference may be added to the project cost.


This gives you flexibility to decide where you want to keep your selections practical and where you may prefer to spend more.




custom vanity options and fixtures for a demk constructions home renovation
Example of different vanity selections available during a renovation.Product styles, specifications and pricing can vary depending on your selection.




The Scope of Work May Be Different

Two quotes may appear to cover the same renovation while including different amounts of work.


Depending on the project, differences could relate to demolition, waste removal, site protection, plastering, painting, plumbing, electrical works, structural works or other parts of the renovation.


Some items may be included within one quote and treated differently in another. This is why the scope of work can have a significant impact on renovation costs. A clear quote should make it easier to understand what has been included in the price.

 


Existing Homes Can Have Unknown Conditions

Renovating an existing home means not everything can be seen at the quoting stage.

Some conditions may only become apparent once walls, floors or ceilings are opened, such as water damage, deteriorated materials, existing services or previous building work.


Because builders may be working with different information or assumptions at the time of quoting, existing site conditions can also contribute to differences in renovation costs.

It’s worth checking what has been assumed in the quote and how unforeseen conditions would be handled if they arise.

 


Builder Registration and Project Requirements

Another factor to consider is whether the person or company quoting your renovation is appropriately registered for the work being proposed.


Depending on the type and value of the project, there may be requirements relating to builder registration, contracts, insurance, permits and other regulatory obligations. These requirements form part of delivering building work in Victoria and can also affect project costs.


When comparing quotes, it’s worth checking whether the person or company quoting your project is appropriately registered for the proposed work and whether the relevant project requirements have been considered.




How Should You Compare Renovation Quotes?

Don’t compare the final price alone. Compare what is actually included.


When reviewing builder quotes, look at the scope of work, inclusions and exclusions, allowances for selections and the assumptions made about your existing home.


Home renovation quotes can also be difficult to compare when they are written in highly technical language. If you’re unsure what a particular item, trade or allowance means, ask the builder to explain it in plain language before making a decision.


You should be able to understand what is included, what is excluded and which parts of the price may change depending on your selections or project conditions.


Before making your decision, consider:

  • the scope of work

  • inclusions and exclusions

  • allowances for items not yet selected

  • structural and trade requirements

  • assumptions about the existing property

  • how changes and unforeseen conditions would be managed

  • builder registration and relevant project requirements


If one quote is significantly different from another, ask why. The difference may come from the scope, selections, assumptions or other project-specific requirements rather than simply one builder being more or less expensive.

 


How We Approach Renovation Quotes at DEMK Constructions

At DEMK Constructions, we understand that your final selections may not yet be made when your initial renovation quote is prepared.


For items such as tiles, tapware, vanities, flooring and other finishes, we provide reasonable starting allowances to create a practical budget while keeping your choices flexible.


You can stay within the allocated allowance or choose a higher-priced product if you prefer, with any difference reflected in the project cost.


We provide our pricing upfront, so you can clearly see what has been included in your quote from the beginning. If unforeseen work is identified during the renovation, any applicable cost adjustments are based on the rates and pricing information already provided to you.


We also explain our quotes in clear, straightforward language, so you understand what is included, what remains flexible and how your selections may affect the final project cost.

The choice is yours — you can customise your selections to suit your style, priorities and budget.

 


Planning a Renovation in Melbourne?

Whether you’re considering a full home renovation, extension, kitchen or bathroom renovation, talk to our team about your project, priorities and budget and understand what’s involved from the beginning.







 
 
 

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