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Avoid These Common Bathroom Renovation Mistakes: Advice from a Local Newcastle Builder

  • Writer: TurnCo Building
    TurnCo Building
  • Aug 31, 2023
  • 4 min read

Embarking on a bathroom renovation project is an exciting endeavour that can transform your space into a functional and stylish oasis. However, without proper planning and knowledge, it's easy to make mistakes that can lead to costly delays and unsatisfactory results. In this article, we'll discuss common bathroom renovation mistakes to avoid, providing you with valuable advice from a local builder in Newcastle and Lake Macquarie. By following these tips, you can ensure a smooth and successful bathroom renovation.

  • Inadequate Planning and Budgeting

One of the biggest mistakes homeowners make is diving into a bathroom renovation project without thorough planning and budgeting. Before starting any work, create a detailed plan that includes your desired design, layout, fixtures, and materials. Research the costs associated with each element and set a realistic budget. Keep in mind that unexpected expenses may arise, so it's essential to allocate a contingency fund to cover any unforeseen costs.

  • Ignoring Proper Waterproofing

Proper waterproofing is crucial in a bathroom renovation to prevent water damage and mould growth. Failing to address waterproofing can lead to costly repairs down the line. Hire a professional who understands Australian building codes and regulations to ensure that your bathroom is correctly waterproofed. This includes applying waterproof membranes to walls, floors, and around wet areas such as showers and baths.

  • Overlooking Adequate Ventilation

Proper ventilation is often overlooked in bathroom renovations, leading to moisture build-up, mould, and unpleasant odours. Install a ventilation fan that meets Australian standards and ensure it adequately removes steam and moisture from the bathroom. A well-ventilated bathroom not only prevents damage but also creates a more comfortable and hygienic environment.

  • Compromising on Quality Materials

Choosing high-quality materials is essential for a bathroom renovation that withstands daily use and maintains its aesthetic appeal over time. Avoid the mistake of compromising on materials to save costs. Invest in durable fixtures, fittings, and finishes that are resistant to moisture and wear. Consider options like porcelain or ceramic tiles, solid surface countertops, and fixtures made from quality materials such as stainless steel or brass.

  • Inadequate Lighting

Lighting plays a crucial role in creating a functional and inviting bathroom. Many homeowners overlook the importance of proper lighting and end up with dim or unevenly lit spaces. Plan for a combination of ambient, task, and accent lighting to provide adequate illumination for different activities such as grooming and applying makeup. Install fixtures that are suitable for wet areas and incorporate dimmer switches for added flexibility.

  • Poor Space Planning and Layout

A well-thought-out layout is essential for maximizing space and functionality in a bathroom. Avoid the mistake of poor space planning by considering the placement of fixtures, storage solutions, and traffic flow. Ensure that there is enough clearance around the toilet, sink, and shower/bathtub. Optimize storage with vanity cabinets, shelving, and niches. Think about how you move within the space and design a layout that accommodates your daily routines.

  • DIY Overload

While it may be tempting to tackle a bathroom renovation as a DIY project, it's crucial to know your limits and when to seek professional help. Plumbing, electrical work, and waterproofing require specialized knowledge and expertise. Engaging a licensed professional builder or tradesperson will ensure that the renovation meets building codes and regulations, guaranteeing the safety and quality of the project.

  • Neglecting to Obtain Permits

Before starting any major renovations, it's essential to check if you need any permits or approvals from local authorities. Neglecting to obtain the necessary permits can result in fines or having to undo the work you've done. Consult with your local council or hire a builder who is familiar with the permit requirements in Newcastle and Lake Macquarie. They can guide you through the process and ensure compliance with all regulations.

  • Underestimating the Timeline

Bathroom renovations often take longer than expected, especially when unexpected issues arise. Underestimating the timeline can cause frustration and inconvenience, particularly if you only have one bathroom in your home. Discuss the project timeline with your builder and factor in potential delays due to unforeseen circumstances. Being realistic about the timeframe will help manage your expectations and reduce stress during the renovation process.

  • Not Hiring a Reputable Builder

One of the most significant mistakes homeowners make is not hiring a reputable builder for their bathroom renovation. Working with an experienced and trustworthy builder ensures that your project is executed to the highest standards. Look for a builder in Newcastle and Lake Macquarie with a proven track record, positive customer reviews, and the necessary licenses and insurances. A professional builder will guide you through the entire process, provide expert advice, and deliver exceptional results.


When it comes to bathroom renovations, avoiding common mistakes is crucial for a successful and satisfying outcome. By adequately planning and budgeting, prioritizing waterproofing and ventilation, selecting quality materials, considering lighting and layout, knowing when to seek professional help, obtaining permits, and hiring a reputable builder, you can minimize potential issues and achieve your dream bathroom.


If you're planning a bathroom renovation in Newcastle or Lake Macquarie, contact TurnCo for expert assistance with your project. We will ensure that your bathroom renovation is completed to the highest standards, delivering a space that meets your functional and aesthetic needs.

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