Roof Plumbing in Cairns
Prompt, reliable plumbing and gasfitting with upfront pricing, tidy workmanship and fast emergency callouts across Cairns and FNQ.
Cairns Roof Plumbing
At HFB Plumbing & Gas, we know the tropics can turn a tiny roof leak into a big headache fast. Heavy rain, cyclonic winds and leaf litter test every joint, gutter and downpipe. When you’re searching for roof plumbing in Cairns and beyond, you want neat fixes that actually last — flashings that sit right, gutters sized for downpours, and stormwater that runs away from the building, not into it.
- Leak tracing & permanent repairs
 - Gutter, downpipe & flashing upgrades
 
We find the source before we touch a tool, then repair with quality materials and tidy finishes. From box gutters to roof penetrations, we seal, re-fall and re-route so water flows properly again. Expect clear options, practical advice and minimal disruption while we work. Want it sorted without the stress? Call 0484 082 140.
What Makes Us Different
We handle the essentials that keep buildings dry: gutter and downpipe replacements, box gutter rebuilds, flashing repairs and upgrades, roof leak detection, storm damage remediation, and stormwater re-falls to move water away from slabs and landscaping. We also clear blockages, install leaf guards where they make sense, and re-seal penetrations around vents, skylights and solar conduits. Our approach is straightforward — diagnose accurately, choose durable solutions, and finish cleanly so everything looks right and works right in the next downpour. For commercial sites, we can plan staged works and maintenance schedules to reduce downtime.
Ready for roofing that shrugs off summer storms? Get in touch to book an assessment or request a quote, and we’ll talk you through the best next step.
Cyclone-Ready Fixings
Box Gutter Specialists
Stormwater Re-falling
What causes roof leaks during heavy rain even when the roof looks fine in dry weather?
Many leaks only show up under storm conditions. Wind-driven rain can push water beneath loose flashings, across low laps, or through unsealed penetrations. Box gutters and valleys can overflow when undersized, blocked, or lacking emergency overflows. Fixes often involve improving falls, upsizing outlets, adding overflow provisions, and resealing or replacing problem flashings.
How often should gutters and downpipes be cleaned in a tropical climate?
In leafy areas, checking every three months is sensible, especially before and during the wet season. Debris builds quickly, causing overflows that soak eaves and walls. Leaf guards can help, but they still need periodic clearing. Regular maintenance reduces corrosion, staining and the risk of water tracking inside during storms.
Why do box gutters fail more than standard eaves gutters?
Box gutters collect large roof areas and sit within the roof structure, so any overflow goes inward, not over the edge. If falls are shallow, outlets too small, or emergency overflows missing, water can pond and back up under flashings. Correcting falls, upsizing sumps/outlets, and adding overflow weirs significantly reduces risk.
Get A Quote
Tell us what’s leaking or overflowing and where you’ve noticed it. Add photos if you can — pictures help us triage faster.
Contact Us
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Tell us what’s leaking or overflowing and where you’ve noticed it. Add photos if you can — pictures help us triage faster.
Thank you for contacting HFB Plumbing & Gas.
We will get back to you as soon as possible.
Oops, there was an error sending your message.
Please try again later.


