
AUSTRALIAN UNDER TRAY WATER TANKS
Heavy-Duty Water Tanks Built for Australian Trucks
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Save valuable tray space with durable under tray water tanks designed for trucks, trailers and commercial vehicles. Whether you need clean water for hand washing, equipment, agriculture or field work, our range provides secure, space-saving storage built for Australia's toughest conditions.​
Space-saving under tray mounting
Poly, aluminium & stainless steel options
Multiple capacities available
Australia-wide Delivery
Trailer Manufacturers
Trade Businesses
Fleet Operators
Transport Companies
Truck Dealers
Civil Contractors
PROUDLY SUPPLYING
DESIGNED FOR AUSTRALIAN TRUCKS
10+ YEARS MANUFACTURING EXPERIENCE
AUSTRALIA WIDE DELIVERY
FAMILY OWNED & OPERATED

WHY UPGRADE
WHY CHOOSE AN UNDER TRAY WATER TANK
KEEP WATER ACCESSIBLE
Enjoy convenient access to clean water whenever you need it. Perfect for hand washing, cleaning tools, mixing materials or rinsing equipment while on the job.
MORE TRAY SPACE
Make the most of every inch of your truck. Mounting your water tank beneath the tray frees up valuable deck space for tools, equipment and materials without sacrificing water storage
IDEAL FOR TRADE VEHICLES
Designed for trade trucks, service bodies, trailers and fleet vehicles, under tray water tanks provide a practical water storage solution without compromising your vehicle's functionality.
PROTECTED INSTALLATION
Safely positioned underneath the tray, your water tank is shielded from shifting loads and accidental damage, helping extend its lifespan in demanding work environments.
COMMERCIAL GRADE CONSTRUCTION
Built to withstand Australia's harsh conditions, our under tray water tanks are manufactured from durable, high-quality materials for reliable performance on worksites, farms and commercial fleets.
SHOP UNDER TRAY WATER TANKS
FIND YOUR FIT
Whether you're fitting out a trade truck, trailer or fleet vehicle, we've got an under tray water tank to suit your application.
POPULAR APPLICATIONS
FLAT BEDS
TRADE TRUCKS
TRAILERS
TIPPERS
FLEET VEHICLES
PRODUCT OVERVIEW
WHAT IS AN UNDER Tray Water Tank?
An under tray water tank is a practical water storage solution that mounts beneath the tray of a truck or trailer, making use of otherwise unused space without taking up valuable room on your tray. Whether you're carrying water for hand washing, cleaning equipment or everyday worksite tasks, under tray mounting keeps your water secure, accessible and out of the way.
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Designed for trade trucks, service vehicles and commercial fleets, under tray water tanks are available in a range of sizes and materials to suit different applications. By mounting the tank below the tray, you can maximise storage space above for toolboxes, equipment and materials while maintaining a clean, professional vehicle fit-out.
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Whether you're fitting out an Isuzu, Hino, Fuso or another commercial vehicle, an underbody water tank is a simple way to increase functionality without compromising your available storage. Combined with LDR Industries' range of truck toolboxes and accessories, our water tanks help create efficient, organised and professional work vehicles built for Australian conditions.
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HOW IT WORKS
BUILT INTO YOUR RIG
1
MAXIMISE TRAY SIZE
Free up valuable tray space by storing water beneath your truck instead of on top of the tray.
2
EASY ACCESS TO WATER
Ideal for hand washing, cleaning tools, mixing products and everyday worksite use.
3
STRONG & DURABLE
Available in poly, aluminium and stainless steel to suit a wide range of commercial applications.
4
PROFESSIONAL INSTALLATION
Under tray mounting keeps your vehicle organised while protecting the tank from shifting equipment and cargo.
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BUILT FOR COMMERCIAL VEHICLES
Perfect for trade trucks, service bodies, trailers and fleet vehicles that require reliable water storage.
THE LDR DIFFERENCE
why buy from ldr industries
For over 10 years, LDR Industries has been manufacturing premium truck equipment and sheet metal products for Australia's transport industry. Our under tray water tanks are built to withstand harsh Australian conditions and designed with the needs of hardworking trades and commercial fleets in mind.
Whether you're fitting out a single trade truck or an entire fleet, you can rely on LDR Industries for durable products, expert advice and dependable local support.
AUSTRALIAN MANUFACTURED
We're proud to manufacture quality truck equipment right here in Queensland. Local manufacturing means greater quality control, dependable workmanship and products built for Australian conditions.
SPARE PARTS AVAILABLE
From replacement fittings and caps to pumps and mounting accessories, we supply the parts you need to keep your water tank performing for years to come.
COMMERCIAL INDUSTRY EXPERIENCE
With more than a decade of experience supplying Australia's transport and trailer industries, we understand what commercial operators need from their equipment—durability, reliability and long-term performance.
RELIABLE LEAD TIMES
Our streamlined manufacturing process allows us to provide consistent lead times, helping you get your truck back on the road sooner without unnecessary delays.
CAD DESIGNED & ENGINEERED
Our products are designed using advanced CAD software to maximise strength, optimise space and ensure precise fitment. The result is a durable, reliable water tank that's easy to install and built for everyday commercial use.
LOCAL SUPPORT
Need advice before or after your purchase? Our experienced Australian team is here to help with product selection, installation guidance and ongoing support whenever you need it.
BUILT WITH QUALITY MATERIALS
From lightweight poly tanks to heavy-duty aluminium and stainless steel options, we use quality materials designed to withstand demanding worksites and harsh Australian environments.
EXPERIENCED TEAM
Our team works with tradespeople, fleet managers, transport operators and trailer manufacturers every day. We understand your requirements and can recommend the right solution for your vehicle and application.
AUSTRALIA_WIDE DELIVERY
Reliable Australia-wide delivery for under tray water tanks, supplying trade businesses, workshops and commercial fleets across the country. With trusted freight partners, you can count on your order arriving safely.
TRUSTED BY AUSTRALIA'S TRAILER MANUFACTURERS
LDR Industries proudly manufactures products for some of Australia's leading trailer manufacturers. That same commitment to quality, precision and reliability goes into every under tray water tank we produce.
“Would like to thank the team for there great customer service they went above and beyond.
Top quality products and service is beyond what we expected."
Mobile Truck Washing
"Build quality is second to none. When we call, they always answer & always have a solution,"
Brenton, Big Rigs
“We got our latest service truck decked out by these guys.
Great product and great install!”
Aaron, Superior Plumbing



