For many people, the type of material is the main priority in Brisbane commercial roofing. Warehouses should actually be more concerned with the roofing system as a whole. Taking a more holistic view is crucial to ensuring you get a roof that suits your needs. Here are some of the main factors to consider for your roofing needs.
Key takeaways
Why warehouse roofing is a different decision from standard commercial roofing
Warehouses typically have to factor in very different considerations than residential projects and other commercial spaces like office buildings and retail stores. This includes matters such as roofing materials:
- Larger roof sizes warehouses can cover vast areas. This can present challenges in how materials are laid to maintain safety and durability. Even small defects can result in extensive damage. Larger roofs also generally have more complex drainage and guttering needs. Extremely severe weather events can test gutters and stormwater systems, requiring proper sizing. In Brisbane, design also needs to address wind uplift and comply with regional wind classifications to resist uplift pressures.
Internal conditions for warehouses can deal with a complex range of internal conditions, depending on their operations. Heavy machinery can generate significant heat and vibrations. Refrigeration units may require specific insulation and HVAC systems. Light-colored or reflective roofing materials can also help reduce cooling loads during hot summers.
Structural concerns in a warehouse roofing often needs to support considerable infrastructure, like specialised HVAC units, ventilation, flashing, solar panels, and provide suitable maintenance access. The existing roof structure should be assessed to confirm it can support new materials, and fastener selection matters to prevent shearing under thermal and wind stress.
Operational consequences of a roofing damage or defects can put expensive equipment and inventory at risk. The roofing system needs to be fit for the warehouse’s purpose and withstand the local climate. It should also balance thermal efficiency, durability in severe weather, and cost-effectiveness across long spans.
Older warehouse properties may contain asbestos and require licensed removal before roofing work begins. Material selection should also reflect salt air exposure, UV levels, and ongoing maintenance costs.
The complete range of main roofing system options
Some of the common aspects of warehouse roofing systems used in the Brisbane and Gold Coast region include the following, with materials often chosen based on local climate performance: Colorbond steel suits Brisbane for heat reflection and thermal expansion, while Zincalume metal roofing performs well under intense UV rays, humidity, and storms.
Long span roofing products
Long span roofing comes in sheets that stretch typically stretch 12m or more. They’re used primarily on low-pitch roofs and can provide coverage over a wide area with fewer joints and fasteners. This can improve structural performance on large roofs if properly installed.
Common roofing materials and material profiles
Roof profiles can impact drainage and a roof’s overall durability. Profiles commonly used in Brisbane include:
Standing seam is a sleek design with interlocking panels. Vertical seams hide fasteners beneath the metal. The lack of exposed fasteners may reduce potential weak spots. However, they require a contractor with specialised expertise in standing seam installation.
Corrugated is the wavy corrugated profile has simple installation, and replacing sheets is relatively straightforward. It’s also easy to secure supply and delivery due to its popularity. The exposed fasteners may introduce gaps for water ingress over time.
Trapezoidal is similar to the corrugated profile, but with more angular and pronounced ribs. It’s also easy to install and is compatible with different insulation systems.
Insulated sandwich panels
Insulated panels generally contain an insulator core with a metal skin. These may be useful for warehouses that have specific insulation requirements. The integrated insulation can be more thermally efficient and help better regulate internal temperatures for sensitive products.
Working with a QBCC-licensed commercial roofing team
A new roof for a warehouse can be a complicated job. There are several factors you may want to consider to find the right contractor.
It’s essential to ensure the contractor has the appropriate licensing. Check their licence number on the QBCC licensee register. High-quality roofing should also comply with the National Construction Code and local building regulations in Queensland.
Ask them about their experience with extensive commercial projects. Look through the complete range of projects in their portfolio to see whether they have a history of working on similar projects to yours.
A local business may be more equipped to understand local conditions. Brisbane has a subtropical climate. This can bring heat, hail, and heavy rainfall, which can impact the integrity of a roof through thermal expansion and corrosion.
Request a quote from 2 or 3 contractors to compare competitive prices. It’s also crucial to understand total commercial roofing cost and find the right balance with quality and durability, with accuracy around what is included. Ask when the invoice is issued and how payments will work with your budget.
Ask about the contractor’s approach to the project. Will they use a subcontractor on-site for certain elements, or do the entire project themselves? Do they have enough staff for key stages? What quality materials will they use? Suppliers such as Roofers Warehouse and Queensland Roofing Warehouse promote premium metal roofing materials, including Metroll COLORBOND® steel roofing and next-day collection for roofing materials.
It can pay to understand how communication will work. How will the contractor manage timelines and avoid delay? How fast can quotes, materials, or deliveries be prepared, what is kept ready, and what can be scheduled each week to keep the project moving?
Need help with your Brisbane roofing warehouse needs?
Infinite Roofing is a Brisbane-based trusted metal roofing company that has been established for over 20 years. In 2013, we completed a warehouse property roof replacement with nearly 2000 sq/m of metal roof sheeting replaced over about 4 weeks, including skylight sheets for extra light. Contact us over the phone or message us through our website today for a free quote.
