Everyday Australians could soon see the pain from the global fuel crisis spill over into construction and trades, with soaring material costs expected to be passed directly onto homeowners. An internal email from major supplier Iplex, sent to Reece Plumbing customers, reveals steep price hikes across critical construction materials — including a 27 per cent increase in PVC products, 36 per cent for polyethylene, and 31 per cent for polypropylene — set to take effect from April 17.
Prime Minister Anthony Albanese has appointed a national fuel co-ordinator amid escalating concerns about shortages of petrol, diesel, and jet fuel in the wake of the US-Israel-Iran war, however, the crisis appears set to imminently impact more that just fuel for transport. Simon Croft from the Housing Industry Association reports that builders have recently received notices about price increases across concrete, steel reinforcement, PVC and other plastic plumbing pipes, noting that high fuel costs are a major driver of these hikes because delivery levies and surcharges flow straight into material prices.
The Housing Industry Association has warned that sustained fuel price increases could add $8,000-$15,000 to the cost of building a new home. The mathematics are brutal for those already locked into contracts. One builder involved in a two-stage unit development project faces an additional $170,000 in costs for the first stage, with an extra $75,000 for copper and PVC pipes alone and another $140,000 for the second stage. Someone will wear that cost; if the plumber and builder have locked in a price, it's the plumber's problem, and if the builder has locked in a price with the developer, it's the builder's problem.
Higher fuel prices are already being felt across the construction industry, putting Australia's target of 1.2 million homes at risk. The Urban Development Institute of Australia forecasts a shortfall of 380,000 new dwellings by 2030, and a production drop of 11 per cent in 2026 alone, due to rising costs, labour shortages and volatility in the construction industry.
For those considering a build or major renovation, the immediate question becomes: how do you protect yourself? Kurt Hegetschweiler, best selling author and founder of Builders Coach, is a leading expert on business coaching for builders and has been providing hands-on, results-driven education since 2004, with a goal to transform the building industry by raising industry standards through the sharing of 'best practice' systems and processes. His advice reflects what institutional buyers and savvy contractors have long known: the contract language you negotiate now determines who carries the financial risk when prices shift.
Homeowners should ask tradies several pointed questions. First: what cost-escalation clause does your contract include? Builders operating under fixed-price contracts risk being squeezed if they cannot activate cost-escalation clauses, though NSW, Queensland and other eastern states allow such clauses in some contracts, while Victoria and Western Australia place tighter restrictions. Second: which materials will you lock in now, and which remain exposed to price movement? Third: how much contingency buffer is built into your quote, and is it adequate given current volatility?
The broader challenge is that industry leaders describe the situation as reminiscent of the worst days of the COVID-19 pandemic, when house-building costs jumped a cumulative 30.8 per cent. This is not a temporary shock. The current crisis exposes Australia's vulnerability; the country imports roughly 90 per cent of its liquid fuel and operates only two refineries. Experts argue that bolstering strategic reserves, diversifying fuel sources and accelerating electrification are critical.
For the construction industry, this moment reveals a structural weakness: dependence on cheap, stable fuel that can no longer be assumed. When fuel costs rise, this hits construction businesses directly through the cost of transporting equipment, workers, and inputs to and from site, and indirectly in the production of materials resulting in increased cost of materials. Steel, cement, glass, plaster, and ceramics all carry significant embedded energy costs, and when fuel prices rise, so do they, with cost implications flowing through into subcontractor day rates, materials delivery invoices, and plant hire charges.
The practical reality is that neither homeowners nor builders can wish away global energy markets. What they can control is the fine print. Get it right in the contract, and you share risk fairly. Get it wrong, and you carry it all alone.