Rainwater tanks are one of the smartest upgrades you can make to your property — saving money, reducing water bills, and protecting your home during dry periods or watering restrictions. At Jayco Plumbing, we provide full-service water tank installation and plumbing integration for homes, townhouses, commercial sites and rural properties across Greater Sydney.

From slimline tanks for tight spaces to large-capacity backyard tanks, underground systems, or full rainwater harvesting setups with pumps and filters, we install everything properly, safely and in full compliance with Sydney Water and council requirements.

If you want a tank that works reliably long-term — without leaks, pump issues or council problems — Jayco Plumbing is the team Sydney trusts.

CALL 0485 900 361 Book online

Our Water Tank Installation Services

Rainwater Tank Types

  • Slimline tanks (ideal for side passages & tight homes)
  • Round above-ground tanks
  • Underground water tanks
  • Bladder tanks (for subfloor areas)
  • Industrial & commercial tanks
  • Corrugated steel tanks
  • Poly water tanks
  • Concrete tanks

Modular tank systems

Plumbing & System Integration

  • Outlet and inlet installation
  • First flush diverters
  • Leaf strainers, filters & mosquito-proof screens
  • Pump installation (above-ground or submersible)
  • Tank-to-toilet connection
  • Tank-to-laundry connection
  • Tank-to-garden irrigation
  • Pressure systems and mains backup
  • Stormwater diversions

Overflow and drainage solutions

Additional Services

  • Tank repairs
  • Tank re-plumbing
  • Pump replacement
  • Filter installation
  • Water quality testing
  • Council compliance setup
  • Water-saving consultation

Every tank installation is customised to your property layout and water usage goals.

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    Why Choose Jayco Plumbing for Water Tank Installation?

    20+ years

    20+ years’ plumbing and tank installation experience

    Licensed & insured

    Licensed, fully insured plumbers

    Upfront pricing

    Upfront pricing — no hidden extras

    all brands

    We install all tank sizes and brands

    Stormwater specialists

    Stormwater and drainage specialists

    Correct pump selection

    Correct pump selection and setup

    compliant installations

    Sydney Water & council compliant installations

    Workmanship

    Workmanship that lasts decades

    5721+

    5721+ plumbing jobs completed this year

    Family-owned

    Family-owned, honest and reliable

    Benefits of Installing a Rainwater Tank

    1.

    Lower Water Bills

    Tanks drastically reduce your mains water usage.

    2.

    Great for Gardens & Lawns

    Irrigate freely — even under water restrictions.

    3.

    Supply Water to Toilets & Laundry

    Use tank water for:

    • Toilet flushing
    • Washing machine
    • Outdoor taps

    Saves thousands of liters annually.

    4.

    Emergency Water Storage

    Ideal for outages, emergencies or drought periods.

    5.

    Cleaner, Softer Water for Appliances

    Filtered tank water can extend lifespan of:

    • Washing machines
    • Hot water systems
    • Irrigation systems
    6.

    Environmentally Friendly

    Reduce your environmental footprint and stormwater load.

    7.

    Increases Property Value

    Homes with tanks and irrigation systems are more attractive to buyers.

    Common Tank Issues We Fix (If You Already Have One)

    • Pump failure
    • Low or inconsistent pressure
    • Leaking tank fittings
    • Incorrect tank fall / placement
    • Mosquito breeding due to poor screening
    • Dirty or contaminated water
    • Overflow problems
    • Blocked first-flush diverters
    • Tank incorrectly connected to stormwater
    • Tanks installed out of council compliance
    • No backflow prevention device

    We can repair or bring any tank back into proper working order.

    Our Water Tank Installation Process

    1.

    Site Assessment

    We inspect the property to determine:

    • Ideal tank position
    • Space limitations
    • Stormwater layout
    • Pump requirements
    • Connection points (garden, laundry, toilets, etc.)
    • Council considerations
    2.

    System Design

    We help you choose:

    • Tank size
    • Tank material
    • Tank style
    • Pump type
    • Filters
    • Diverters

    Your system is designed to meet your water usage needs.

    3.

    Tank Delivery & Installation

    We prepare the tank base, install the tank securely and ensure correct overflow positioning.

    4.

    Plumbing Integration

    We connect:

    • Inlet
    • Outlet
    • Pump
    • First-flush diverter
    • Stormwater overflow

    Mains backup (if required)

    5.

    Testing

    We test for:

    • Pressure
    • Leaks
    • Pump performance
    • Drainage
    • Water flow
    6.

    Compliance & Final Sign-Off

    We ensure your tank meets all plumbing and council regulations.

    7.

    Post-Installation Support

    We provide maintenance advice and scheduled service reminders if needed.

    Pump Installations & Upgrades

    We install:

    • Submersible pumps
    • Above-ground pressure pumps
    • Mains-switching systems
    • Irrigation pumps
    • Variable speed pumps

    The right pump ensures consistent pressure to toilets, laundry or garden irrigation.

    CALL 0485 900 361 Book online

    Stormwater Management & Tank Overflow

    Correct overflow is critical to avoid:

    • Yard flooding
    • Foundation damage
    • Mould
    • Erosion
    • Mosquito breeding

    We install:

    • Stormwater connections
    • Drainage pits
    • Downpipe redirection
    • Overflow lines
    • Safe discharge points

    Proper drainage = no headaches later.

    CALL 0485 900 361 Book online

    Customer Feedback Means Everything to Us

    Samantha

    “Extremely knowledgeable and carried out the work with great care. Will definitely call again.”

    Gavid

    Highly recommended Jayco Plumbing for all plumbing needs.

    Tony

    “Quick, easy to work with. A quality job at a fair price. Will use again!”

    Rami

    I couldn’t recommend this business more highly enough.

    Stephanie

    “JJ came at short notice and did a terrific job. Highly recommend this business.”

    Tasnem

    Highly recommend them for anyone needing reliable plumbing services!

    We take pride in the trust our customers place in us — and we earn it every day.

    Sydney Areas We Install Water Tanks

    Jayco Plumbing covers all of:

    • Sydney CBD
    • Inner West
    • Eastern Suburbs
    • Western Sydney
    • Northern Beaches
    • North Shore
    • Hills District
    • St George
    • Sutherland Shire
    • South West Sydney
    • Penrith & surrounds

     

    Check Our Service Areas

    Frequently Asked Questions

    Got more questions?

    CALL 0485 900 361

    Need a Water Tank Installed in Sydney? Call Jayco Plumbing Today.

    Clean water. Lower bills. Council-compliant installation.
    Your rainwater tank, installed properly the first time.