Roofing & insulation supplies — Melbourne
Trade Insights
Spec guides, compliance notes and on-site trade advice from PREZO's Melbourne team — helping builders, roofers and estimators get commercial roofing packages right the first time.
Spec guides
Practical selection advice for sarking, insulation, rainwater and fasteners — written for estimators and site supervisors.
Compliance
BAL ratings, NCC Section J and AS/NZS context for Victorian commercial builds — what certifiers expect on file.
Commercial programs
Pack lots, staged delivery and supply coordination for multi-building roofing programs across Melbourne and Victoria.
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Showing 9 articles in Product Guides
Featured · Product Guides
PREZO Wrap and ThermaRoof are manufactured to be specified together as a coordinated sarking-and-insulation package, not sourced as separate line items from different suppliers.
Product Guides100×50 is the commercial default for good reason, but roof catchment area, offset count and colour matching to cladding all affect whether it's actually the right call.
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Product Guides40mm TRUECORE battens are a common commercial spec, but BMT, span and insulation pack coordination determine whether the number on the drawing actually works on site.
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Product GuidesConcealed-fix systems cost more per square metre but solve problems pierce-fix profiles can't on low pitch, long-run and architectural commercial roofs.
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Product GuidesBoth control condensation drip and radiant heat in steel buildings, but they perform, cost and install very differently. Here's how to choose between shed blanket and air-cell insulation.
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Product GuidesLight residential wall wrap doesn't survive extended exposure on a staged commercial program. Here's when to step up to heavy duty and what it actually buys you.
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Product GuidesR1.3 to R4.2 covers a wide range of commercial and residential metal roof jobs. Here's how to pick the right ThermaRoof blanket for climate zone, ceiling type and budget.
Read moreProduct GuidesBoth are BlueScope staples — but they solve different problems. Compare durability, aesthetics, cost and warranty considerations for Victorian commercial and industrial roofing.
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Product GuidesReflective sarking R-values depend on the whole roof assembly, not the roll label alone. How PREZO Wrap contributes to thermal performance on commercial metal roofs in Victoria.
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Our trade team specs commercial pack lots every week — send plans or a bill of quantities and we will come back with aligned quantities and delivery options.