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The Kitchen design rule most homeowners get wrong

Published Aug 27, 2026 • Updated Aug 28, 2026 - 6 min read

By Leah, Kinsman Kitchens Designer

Imagine spending months of your time and thousands of dollars on your dream kitchen reno, only to realise your new French door fridge doesn’t fit, or the plumbing is in the wrong spot for your new built-in dishwasher. At Kinsman, we call this designing your kitchen “backwards” – and it’s hands down the most common kitchen design mistake I see.

Having designed more than 1000 kitchens for Aussie homes, I can tell you that the secret to a smooth reno is simply getting the sequence right. Want to know how to design a kitchen right? Here’s my ideal workflow.

Key Takeaways

  • Always select and lock in your kitchen appliances before finalising your cabinetry design and floor plans.

  • Designing backwards (kitchen cabinets first, appliances second) often leads to protruding fridges, incompatible electrical set-ups, and blown-out kitchen reno costs.

  • Supplying your Kinsman designer with appliance specification sheets from The Good Guys ensures perfect integration and seamless power routing.

The ‘Appliances first’ rule: what 1000+ Kitchen renovations have taught me

When you start a kitchen remodel, it’s tempting to jump straight into the fun stuff: picking out cabinetry, colourways, benchtops and splashbacks. But if you’re wondering, “What are common kitchen design mistakes?”, the absolute biggest one is finalising your cabinetry layout before choosing your appliances ‒ a factor that can affect your timeline and budget when renovating a kitchen.

Imagine this: Your stud walls are up, and you’ve framed out a standard 900mm fridge cavity ready for cabinetry. A week later, you fall in love with a high-capacity French door fridge at The Good Guys, only to realise it’s 908mm wide and requires 20mm of side clearance for ventilation.

Picking your appliances first is the single most protective measure for your kitchen reno costs.

- Leah, Kinsman Kitchens Designer

Just like that, a tiny 28mm miscalculation forces you to rip out fresh framing, blowing the budget on a trade rework and delaying your stone benchtop installation by three full weeks. Pick the appliances you love first, and you avoid all of this drama!

Watch and win a Kinsman Kitchen at The Good Guys! Entries close 27th of September.

⌂Entries open 9am AEST Thursday 20/08/2026 and close 11.59pm AEST 27/09/2026. Full terms and conditions available here. Entrants must register and opt in to receive marketing material from The Good Guys at time of entry and stay opted in until the redraw winners are notified to the email address provided at the time of entry on 14/10/2026. Winners’ details will be published on The Good Guys’ website from 30/09/2026 for 30 days. Entrants must live within 100km of a Kinsman Kitchen showroom. Find Kinsman Kitchens stores here. Entrants must be Australian residents 18 years or older, only one entry per entrant. To be eligible to win, entrants must watch the selected video in full, complete the entry form and sign up to The Good Guys 90 Day StoreCash, including agreeing to the 90 Day StoreCash Terms & Conditions available here. The Good Guys e-Gift Card prize does not expire and is subject to Terms and Conditions available here. Permit numbers ACT TP 26/01871, NSW TP/01211 NTP/17722, SA T26/1436.

Reasons your timber should always follow your tech

Picking your appliances first is the single most protective measure for your kitchen reno costs. Here are three reasons why choosing your kitchen workhorses first makes sense.

1. Millimetre-perfect integration

Modern kitchen design is all about clean, uninterrupted lines. If you want a seamless finish, where your appliances disappear into the background, precision is everything.

Fully integrated fridges and dishwashers require custom panelling that must be measured to the exact millimetre of the appliance model. Similarly, if you want a flush-mount induction cooktop that sits perfectly level with your stone benchtop, we need the exact manufacturer specifications during the drafting phase – long before the stone is cut.

2. Optimised power and plumbing

Appliances are getting smarter, and with that intelligence comes specific utility demands. An ice-maker fridge needs a dedicated water line routed behind the cabinetry. A high-end pyrolytic oven often needs its own dedicated circuit with extra amps. If you pick appliances after the walls are closed, you’ll be paying top dollar to have electricians and plumbers come back to chase new wires and pipes.

3. Ergonomics and the ‘working triangle’

Think about your Sunday roast routine: If your oven has a drop-down door and your island bench is too close, you’ll be ducking and twisting while holding a burning-hot 5kg tray. We design for human movement, not just for static measurements. When we know your appliances first, we can perfectly position your working triangle – the path between your fridge, sink and cooktop.

Your step-by-step Kitchen planning workflow

Ready to kick off your remodel? To keep your timeline and budget on track, here is the exact, stress-free workflow we recommend:

  • Step 1: Start your journey at The Good Guys. Determine your cooking style and tech needs. Are you an entertainer who needs double ovens? Build your wishlist first.

  • Step 2: Lock in your exact appliance models. Most importantly, secure the specification sheets. These documents list the exact dimensions, required clearances and ventilation needs.

  • Step 3: Bring those spec sheets to your Kinsman designer. We’ll use those measurements to build your entire cabinetry layout around the tech.

  • Step 4: With the design approved, your trades can accurately map out hidden power points and water lines based on the approved appliance locations.

For more advice, tips and kitchen design and reno ideas, visit Kinsman Kitchensand our home renovation ideas and Kitchen Design pages.

FAQs

Every kitchen is different, but we suggest that customers allow at least 6-8 weeks from start to finish for a kitchen from the Designer kitchen range. A kitchen from the Xpress kitchen range will arrive around 10 days after final payment, ready for you to assemble.

Galley and L-shaped layouts are the most efficient options for small spaces. They eliminate wasted corner space, maximise vertical cabinet storage, and keep the working triangle (sink, fridge, cooktop) tight and functional.