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Roof Flashing Installation Brisbane

A watertight roof depends on correctly fitted flashing. At LJM Plumbing, Gas and Drainage, we specialise in professional roof flashing installation across Brisbane, providing long-term protection against leaks and water ingress. With over 25 years of experience, our licensed team delivers high-quality installations designed to withstand Queensland’s tough weather conditions.
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Trusted on the Northside for over 20 years

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Expert Roof Flashing Installation Services

Roof flashing seals the vulnerable junctions of your roof, such as valleys, ridges, chimneys, skylights, and where roofs meet walls or extensions. Without properly installed flashing, rainwater can easily penetrate, causing ceiling leaks, structural damage, and costly repairs. Our team ensures flashing is installed to the highest standards, tailored to your roof type and property needs.

We provide complete roof flashing installation services for new builds, renovations, and roof upgrades. Our services include:

 

  • Installing new flashing for tiled and metal roofs
  • Custom tray flashings for patios, air conditioning units, and roof joints
  • Ridge capping and valley flashing installation
  • Sealing junctions between roofs and wall structures
  • Weatherproofing chimneys, skylights, and roof penetrations

All installations are carried out using high-quality, corrosion-resistant materials designed for longevity in Brisbane’s climate. We work with precision to ensure a perfect fit, providing a watertight seal that enhances the overall durability of your roof.

Hear From Our Clients

LJM Plumbing, Gas & Drainage

4.7 out of 5 stars
Brendale Business Centre, 48/193 South Pine Road, Brendale
Jane
in the last week
I've used LJM for years and am always very satisfied and grateful for their work. I've had a couple of jobs this year (thanks to Greg, Ethan, Jack, Andy and Danyelle) which are always scheduled prompt...
Madee Hitchens
a month ago
From start to finish, including booking the job with Danyelle, the experience was seamless. Jack and Ethan L attended our home and did a fantastic job. Both were extremely well-mannered, helpful, and ...
Elizabeth Staley
a month ago
I had Ethan from LJM Plumbing and Drainage come out today to fix a leaking shower, and I’m so impressed with the service. After a bad experience with another plumber who was going to rip me off, Eth...
Dillyn Costello
a month ago
I was out driving with my Nan and we broke down on the side of the road, totally freaking out. Then an LJM van pulled over to make sure that we were ok and had helped us out. They provided great kindn...
Tim Luscombe
a month ago
The Ljm Boys were great came to my house same day I called the office and installed all new combo taps all around the house and serviced all the hose taps and shower tap great work will definitely ge...

Why Proper Roof Flashing Installation Matters

Incorrectly installed or poor-quality flashing is one of the leading causes of roof leaks in Brisbane properties. Flashing protects against:

 

  • Water leaks during heavy rain
  • Structural damage from long-term moisture ingress
  • Mould, mildew, and dampness inside ceilings and walls
  • Costly interior repairs due to water staining and rot

By choosing LJM Plumbing for your roof flashing installation, you can be confident your property is protected from stormwater intrusion.

Call Brisbane’s 24/7 Plumbing Experts

Brisbane’s Roof Flashing Specialists

With decades of combined plumbing and roofing experience, LJM Plumbing is trusted throughout Brisbane for professional flashing installation. We work across all property types including residential homes, commercial buildings, and industrial facilities. What sets us apart:

 

  • Licensed and insured tradespeople
  • In-house expertise in both plumbing and roofing
  • Custom fabrication for complex flashing requirements
  • Full compliance with Queensland building codes
  • Workmanship guarantees and quality materials

Our team also provides preventative advice to help maintain your flashing and extend its service life.

Frequently Asked Questions

  • What is roof flashing used for?

    Roof flashing seals vulnerable roof joints and penetrations, preventing water from entering your home during heavy rain.

  • Do you install flashing on both tile and metal roofs?

    Yes. We install flashing on all roof types, including tiled, Colorbond, and other metal profiles.

  • Can flashing be customised for tricky roof designs?

    Absolutely. We provide tailored tray flashings for patios, extensions, and other complex roof structures.

  • Is roof flashing installation necessary for new builds?

    Yes. Proper flashing installation is essential to ensure new homes and buildings are watertight and compliant.

  • How long does flashing installation take?

    Most installations are completed within a day, depending on roof size and complexity.

  • Do you replace old or damaged flashing?

    Yes. We remove deteriorated flashing and install new systems as part of repairs, renovations, or upgrades.

  • Can you provide emergency flashing installation after storm damage?

    Yes. We offer emergency services to secure your property and prevent further water ingress following storms.

    For reliable and professional roof flashing installation in Brisbane, contact LJM Plumbing, Gas and Drainage today. We ensure your roof is sealed, compliant, and ready to withstand Queensland’s harshest conditions.

Reliable Plumbing Solutions

From installation to emergency repairs, LJM Plumbing, Gas and Drainage delivers reliable, compliant, and long-lasting services across Brisbane. Contact our licensed team today for professional solutions you can trust.

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    Get In Touch

    At LJM Plumbing, Gas & Drainage, we provide fast, reliable plumbing and drainage solutions — from clearing blocked drains to flood prevention and burst pipe repairs. Contact us today and discover how our expert team can protect your property and keep your plumbing running smoothly!
    Our mission is to deliver convenient and reliable plumbing and drainage solutions, designed to keep your home or business running smoothly and problem-free.
    Get In Touch
    48/193 South Pine Road
    Brendale QLD 4500
    admin@ljmplumbing.com.au0412 267 000

    © 2025 LJM Plumbing, Gas & Drainage | All Rights Reserved | Developed byweb design brisbane

    4.7
    LJM Plumbing, Gas & Drainage
    Based on 5 reviews

    LJM Plumbing, Gas & Drainage

    4.7 out of 5 stars
    Brendale Business Centre, 48/193 South Pine Road, Brendale
    Jane
    in the last week
    I've used LJM for years and am always very satisfied and grateful for their work. I've had a couple of jobs this year (thanks to Greg, Ethan, Jack, Andy and Danyelle) which are always scheduled promptly. The plumbers always turn up on time or early, are clear with all communication and advice, friendly, polite, and well mannered. The team is such a delight to deal with, and so rare to receive the standard of service LJM consistently delivers these days. Thank you!!
    Madee Hitchens
    a month ago
    From start to finish, including booking the job with Danyelle, the experience was seamless. Jack and Ethan L attended our home and did a fantastic job. Both were extremely well-mannered, helpful, and professional throughout. Really appreciated their attitude and the quality of their work — highly recommend! Thanks team!
    Elizabeth Staley
    a month ago
    I had Ethan from LJM Plumbing and Drainage come out today to fix a leaking shower, and I’m so impressed with the service. After a bad experience with another plumber who was going to rip me off, Ethan was a breath of fresh air. He was honest, professional, and very courteous. He fixed the problem quickly and explained everything along the way. I would definitely use them again and highly recommend them to anyone looking for reliable plumbing.
    Dillyn Costello
    a month ago
    I was out driving with my Nan and we broke down on the side of the road, totally freaking out. Then an LJM van pulled over to make sure that we were ok and had helped us out. They provided great kindness and help with their amazing staff
    Tim Luscombe
    a month ago
    The Ljm Boys were great came to my house same day I called the office and installed all new combo taps all around the house and serviced all the hose taps and shower tap great work will definitely get Mitch and the other boys back