Downpipe Maintenance and Leak Sealing Brisbane

Trusted on the Northside for over 20 years
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Comprehensive Downpipe Maintenance Services
Our downpipe maintenance solutions are designed to address both immediate issues and long-term performance. Services include:
- Clearing blockages caused by leaves, dirt, or debris
- Flushing and pressure cleaning to restore water flow
- Inspecting joints, seals, and fittings for deterioration
- Leak sealing with high-quality, weatherproof materials
- Realigning downpipes for proper water discharge
- Checking stormwater connections for blockages or damage
We also provide routine gutter and roof inspections as part of our downpipe services, ensuring the entire stormwater system works as intended.





Hear From Our Clients
Benefits of Regular Downpipe Maintenance
Neglected downpipes can quickly escalate into major issues during heavy rainfall. Investing in preventative care saves money and protects your property from serious damage. Key benefits include:
- Reduced risk of flooding, leaks, and water ingress
- Longer lifespan for gutters, downpipes, and stormwater systems
- Prevention of mould, dampness, and foundation erosion
- Compliance with stormwater regulations
- Peace of mind during Brisbane’s storm season


Leak Sealing and Preventative Repairs
If your downpipe is leaking at the joints, rusted in sections, or cracked, our team provides targeted leak sealing and repairs. We use durable sealants, replacement fittings, and high-quality materials to restore watertightness and prevent further deterioration. Common issues we resolve include:
- Leaks where downpipes join gutters or stormwater drains
- Rust holes in metal downpipes
- PVC cracks caused by UV exposure or impact
- Poorly installed joints that allow water to escape
Where leaks are too advanced for sealing, we provide partial or full replacements to ensure long-term protection.
Brisbane’s Trusted Team for Downpipe Care
With over 25 years of plumbing and drainage experience, LJM Plumbing has become one of Brisbane’s most trusted providers of downpipe maintenance and repairs. We are known for fast response, honest advice, and workmanship that lasts. Why choose us:
- Licensed and insured plumbers
- Emergency service available 24/7
- Fully equipped vans with tools and spare parts
- Transparent pricing with no hidden costs
- Preventative solutions tailored to your property

Frequently Asked Questions
- How often should I schedule downpipe maintenance?
We recommend at least once a year, preferably before storm season, to ensure your system is clear and functional.
- Can leaking downpipes be sealed, or do they need replacement?
Many leaks can be sealed with durable products. Replacement is only needed if the pipe is badly rusted, cracked, or structurally unsound.
- Do you provide maintenance for both PVC and metal downpipes?
Yes. We maintain and repair all types, including PVC, Colorbond, and zincalume systems.
- Will you check my gutters as part of downpipe maintenance?
Absolutely. We inspect gutters, roof valleys, and stormwater connections as part of a full system assessment.
- What happens if a downpipe is blocked underground?
We use flushing equipment and cameras if necessary to clear and diagnose underground blockages.
- Can you help with emergency leaks during heavy rain?
Yes. We provide 24/7 emergency services to seal leaks, restore drainage, and prevent flooding during severe weather.
For reliable downpipe maintenance and leak sealing in Brisbane, contact LJM Plumbing, Gas and Drainage today. Our preventative solutions keep your stormwater system performing at its best.
