Stewart's Plaster supports builders, renovators and project managers with dependable access to premium plasterboard solutions and Hebel blocks. From standard linings to specialist fire-rated, moisture-resistant and acoustic plasterboards, we supply the materials that meet Australian building standards and exceed performance expectations.
Our focus is providing clear, straightforward supply so projects can move forward without unnecessary delays or complications.We understand how important reliable materials are to the success of a build. That’s why we offer consistent supply, responsive service and support choosing the right options for your needs.
Our goal is to make the ordering and delivery process simple and predictable.With years supporting various construction and renovation projects, Stewart's Plaster is committed to being a trustworthy, steady partner for your material supply requirements.
OUR VALUES
Reliability
Clarity
Support
The sooner your materials are organised, the sooner your project moves ahead with confidence and less stress.
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4 Pentecost Rd Mornington
VIC 3931, Australia
Faster build times
and labour savings
Enhanced fire safety
and regulatory compliance
Better thermal performance
lower energy costs + more comfort
Reduced environmental impact
Hebel has lower embodied energy than traditional brick/masonry
Melbourne's Leading Supplier
Faster construction
with high-performance panels and blocks that are easy to install
Superior safety
with fire-resistant, non-combustible material
Sustainable performance
thanks to Hebel’s low embodied energy and thermal efficiency
Traditional masonry can be slow, labour-intensive, and heavy — and standard plasterboard doesn’t always provide the thermal, fire, or acoustic performance you need. Stewarts Plaster combines deep experience in plaster supply with specialised Hebel expertise — so you get both trade-grade advice and efficient delivery.
Many construction projects rely on standard brick or concrete masonry or lightweight plasterboard — but these options come with trade-offs.
Brick and concrete are heavy, slow to lay and require more labour. Standard plasterboard offers lightweight installation but may not meet specialist requirements. That's why Stewart's Plaster supplies both high-performance plasterboard variants — fire-rated, moisture-resistant, acoustic and impact-resistant options — alongside Hebel AAC systems. You get the right material for every application, not a one-size-fits-all compromise."
When left unaddressed, these problems escalate. Delays in construction pile up, material waste increases, and long-term performance issues like poor insulation or fire vulnerability can undermine the quality of your build. That’s where Hebel steps in as a forward-thinking solution.
Builder
Homeowners & Renovators
Alternative Suppliers
Multiple suppliers, separate deliveries and invoicing.
Self-service stores or volume-focused trade suppliers.
Gather data from multiple manufacturers separately.
After Choosing Hebel with Stewart's Plaster
Stewart's Plasterboard Solutions
Expert advice on right products. Trade-quality with personal service.
Complete compliance specs for all systems in one place.
One supplier for all plasterboard variants +Hebel. Coordinated delivery.
Architects & Engineers
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Tell Us About Your Project
Receive a Quote and Product Options
Place Your Order
Receive Your Materials When Scheduled
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Contact us through the form or by phone and we’ll prepare a quote.
Pricing is tailored to your project requirements
We are Melbourne's widest distributor and supply to various regions depending on logistics and order size.
Yes, ongoing or staged supply can be arranged.
Delivery timing depends on stock levels and scheduling.
Yes, examples can be provided on request.
Yes, we assist a range of project sizes.
We supply standard plasterboard (10mm and 13mm) plus specialist variants including fire-rated, moisture-resistant, acoustic and impact-resistant plasterboard. We'll help you select the right specification for your project requirements and building code compliance.
Yes, we supply joint compounds, adhesives, corner beads, and fixing systems to complement our plasterboard range, ensuring you have everything needed for professional installation.
Absolutely. Our team can recommend fire-rated and acoustic plasterboard systems that meet Building Code of Australia requirements for your specific application.
Moisture-resistant plasterboard has a specially formulated core with water-repellent additives, making it suitable for wet areas like bathrooms and kitchens where standard plasterboard would deteriorate. It's essential for Australian standards compliance in these applications.
Get the materials you need, with the support you want, from a supplier you can rely on.
Consistent supply when you need it
Simple ordering & communication
Support choosing the right materials
Stewart's Plaster supports builders, renovators and project managers with dependable access to Hebel blocks and plasterboard materials.
Important Links
Contractors & Builders
Need reliable plasterboard supply for internal linings, plus Hebel systems to speed up construction, reduce labour costs and maintain structural strength.
Architects & Engineers
Require specialist plasterboard systems and Hebel panels that meet fire-rating, acoustic and moisture-resistance requirements whilst achieving design intent.
Developers &
Project Managers
Need materials that accelerate timelines, meet BCA compliance, reduce structural loads and maintain reliable supply across project phases
Developers & Project Managers
Homeowners & Renovators
Want quieter living spaces, fire-rated safety, moisture-resistant wet areas and energy-efficient comfort that increases property value
4 Harnett Drive, Seaford, VIC 3198