► RELN

Drainage, Pits & Grates That Keep Sites Safe Water left to pool on site is more than a nuisance — it’s a safety & compliance issue. Slippery walkways, soft ground & flooding can slow work, damage finished surfaces & create hazards for workers & machinery. RELN provides lightweight, high-strength drainage...

Drainage, Pits & Grates That Keep Sites Safe

Water left to pool on site is more than a nuisance — it’s a safety & compliance issue. Slippery walkways, soft ground & flooding can slow work, damage finished surfaces & create hazards for workers & machinery. RELN provides lightweight, high-strength drainage systems engineered for construction, landscaping & residential applications across Australia.

RELN pits, channels & grates are designed for quick, efficient installation without compromising durability. These systems are easy to transport, fit together smoothly & stand up to heavy vehicle & machinery loads once in place. Builders, landscapers & contractors rely on RELN to manage stormwater & surface runoff while staying compliant with Australian standards.

At Industrial Shed, RELN products are available in bulk supply, contractor-ready packs, & trade volumes, making it simple to source the right components for projects of any size. Combine RELN drainage systems with Building & Construction Supplies, Workshop Equipment & Safety & Crowd Control Barriers & Signage to ensure a complete site setup, all with same-day dispatch & competitive trade pricing.

What’s in This Collection:

► RELN | Aluminium Grates
 ‣ Lightweight, corrosion-resistant grates for long-lasting performance

► RELN | Architectural Grates
‣ Stylish solutions for premium landscaping & commercial projects

► RELN | Channel Drains & Pit Base
 ‣ Modular systems for pathways, driveways & landscaped areas

► RELN | Drainage & Pits
 ‣ Heavy-duty, lightweight drainage solutions for construction & landscaping

► RELN | Drain Accessories
‣ End caps, joiners, plugs & guards to complete installations

► RELN | Galvanised & Iron Grates
 ‣ Strong, durable grates designed to handle heavy traffic & machinery

► RELN | Heelguard & Stainless Steel Grates
‣ Safety-focused grates with anti-slip designs for compliance

► RELN | Pumps & Valves
 ‣ Essential flow management for stormwater & pit systems

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  • RELN - Series 300 Riser - 250mm | 001004
    RELN - Series 300 Riser - 250mm | 001004
    RELN Series 300 Riser - 250mm | 001004 The RELN Series 300 Riser - 250mm is designed to increase the depth of RELN Series 300 stormwater pits, making it easier to connect to deeper underground pipework during drainage installations. Built for residential and light...
    $61.40
    $61.40
  • RELN - Series 300 Flat Green Plastic Grate | 000236
    RELN - Series 300 Flat Green Plastic Grate | 000236
    RELN Series 300 Flat Green Plastic Grate | 000236 The RELN Series 300 Flat Green Plastic Grate is a durable and lightweight drainage grate designed for residential and landscaping stormwater applications. Built to suit RELN Series 300 pits, this flat-profile grate provides efficient surface...
    $25.20
    $25.20
  • RELN - Series 300 Flat Black Plastic Grate | 000213
    RELN - Series 300 Flat Black Plastic Grate | 000213
    RELN Series 300 Flat Black Plastic Grate | 000213 The RELN Series 300 Flat Black Plastic Grate is a durable and lightweight drainage grate designed for residential and light commercial stormwater applications. Ideal for pathways, gardens, patios, pool surrounds, and landscaped areas, this flat-profile...
    $30.20
    $30.20
  • RELN - Series 300 Terracotta Aluminium Grate Only | 002048
    RELN - Series 300 Terracotta Aluminium Grate Only | 002048
    RELN Series 300 Terracotta Aluminium Grate Only | 002048 The RELN Series 300 Terracotta Aluminium Grate Only is a stylish and durable drainage grate designed to suit RELN Series 300 pits and Uni-Pit Vortex 300 systems. Featuring a flat-profile terracotta finish, this grate is...
    $65.40
    $65.40
  • RELN - Series 300 S&stone Aluminium Grate Only | 002026
    RELN - Series 300 S&stone Aluminium Grate Only | 002026
    RELN Series 300 Sandstone Aluminium Grate Only | 002026 The RELN Series 300 Sandstone Aluminium Grate Only is a premium flat-profile drainage grate designed to suit RELN Series 300 Pits and Uni-Pit Vortex 300 systems. Featuring a sandstone aluminium finish, this grate blends seamlessly...
    $65.40
    $65.40
  • RELN - Series 300 Ductile Iron Class C Civil Grate Only | 002047
    RELN - Series 300 Ductile Iron Class C Civil Grate Only | 002047
    RELN Series 300 Ductile Iron Class C Civil Grate Only | 002047 The RELN Series 300 Ductile Iron Class C Civil Grate Only is a heavy-duty drainage grate designed for demanding commercial and civil stormwater applications. Built to suit RELN Series 300 pits and...
    $103.60
    $103.60
  • RELN - Series 300 Galvanised Steel Heelguard Class A Grate Only | 002028
    RELN - Series 300 Galvanised Steel Heelguard Class A Grate Only | 002028
    RELN Series 300 Galvanised Steel Heelguard Class A Grate Only | 002028 The RELN Series 300 Galvanised Steel Heelguard Class A Grate Only is a durable drainage grate designed for pedestrian and light-duty traffic areas where safety and reliable stormwater performance are essential. Featuring...
    $72.30
    $72.30
  • RELN - Series 300 Plain Aluminium Grate Only | 001034
    RELN - Series 300 Plain Aluminium Grate Only | 001034
    RELN Uni-Pit Vortex 300 Aluminium Grate Only | 001034 The RELN Uni-Pit Vortex 300 Aluminium Grate Only (001034) is a durable and lightweight drainage grate designed to suit RELN Uni-Pit Vortex 300 systems. Ideal for residential and light commercial stormwater applications, this grate provides...
    $57.00
    $57.00
  • RELN - Series 300 Deep Base Only | 002030
    RELN - Series 300 Deep Base Only | 002030
    RELN Series 300 Deep Base Only | 002030 The RELN Series 300 Deep Base Only is a heavy-duty domestic stormwater pit designed for managing large volumes of surface water in residential and light commercial applications. Ideal for driveways, landscaped areas, courtyards, and around downpipes,...
    $28.70
    $28.70
  • RELN - Series 300 Deep Pit Complete with Ductile Iron Grate | 002040
    RELN - Series 300 Deep Pit Complete with Ductile Iron Grate | 002040
    RELN Series 300 Deep Pit Complete with Ductile Iron Grate | 002040 The RELN Series 300 Deep Pit Complete with Ductile Iron Grate is a heavy-duty stormwater drainage solution designed for demanding residential, commercial, and civil applications. Built to handle larger surface water volumes,...
    $132.30
    $132.30
  • RELN - Series 300 Deep Pit Complete with Terracotta Aluminium Grate | 002035
    RELN - Series 300 Deep Pit Complete with Terracotta Aluminium Grate | 002035
    RELN Series 300 Deep Pit Complete with Terracotta Aluminium Grate | 002035 The RELN Series 300 Deep Pit Complete with Terracotta Aluminium Grate is a durable and stylish stormwater drainage solution designed for residential and light commercial applications. Featuring a deep pit design for...
    $96.80
    $96.80
  • RELN - Series 300 Deep Pit Complete with S&stone Aluminium Grate | 002033
    RELN - Series 300 Deep Pit Complete with S&stone Aluminium Grate | 002033
    RELN Series 300 Deep Pit Complete with Sandstone Aluminium Grate | 002033 The RELN Series 300 Deep Pit Complete with Sandstone Aluminium Grate is a premium stormwater drainage solution designed for residential and light commercial applications where both appearance and performance matter. Ideal for...
    $96.80
    $96.80
  • RELN - Series 300 Deep Pit Complete with Solid Aluminium Grate | 002038
    RELN - Series 300 Deep Pit Complete with Solid Aluminium Grate | 002038
    RELN Series 300 Deep Pit Complete with Plain Solid Aluminium Grate | 002038 The RELN Series 300 Deep Pit Complete with Plain Solid Aluminium Grate is a durable stormwater drainage solution designed for residential and light commercial applications where a solid cover is preferred...
    $116.50
    $116.50
  • RELN - Series 300 Deep Pit Complete with Galvanised Steel HeelguardClass A Grate | 002037
    RELN - Series 300 Deep Pit Complete with Galvanised Steel HeelguardClass A Grate | 002037
    RELN Series 300 Deep Pit Complete with Galvanised Steel Heelguard Class A Grate | 002037 The RELN Series 300 Deep Pit Complete with Galvanised Steel Heelguard Class A Grate is a durable stormwater drainage solution designed for residential and light commercial applications where pedestrian...
    $97.70
    $97.70
  • RELN - Series 300 Deep Pit Complete with Galvanised Steel Class A Grate | 002036
    RELN - Series 300 Deep Pit Complete with Galvanised Steel Class A Grate | 002036
    RELN Series 300 Deep Pit Complete with Galvanised Steel Class A Grate | 002036 The RELN Series 300 Deep Pit Complete with Galvanised Steel Class A Grate is a durable stormwater drainage solution designed for residential and light commercial applications requiring increased water collection...
    $73.50
    $73.50
  • RELN - Series 300 Deep Pit Complete with Plain Aluminium Grate | 002032
    RELN - Series 300 Deep Pit Complete with Plain Aluminium Grate | 002032
    RELN Series 300 Deep Pit Complete with Plain Aluminium Grate | 002032 The RELN Series 300 Deep Pit Complete with Plain Aluminium Grate is a reliable stormwater drainage solution designed for residential and light commercial applications where efficient water management and a clean architectural...
    $85.70
    $85.70
  • RELN - Series 300 Pit Complete with S&stone Aluminium Grate | 002025
    RELN - Series 300 Pit Complete with S&stone Aluminium Grate | 002025
    RELN Series 300 Pit Complete with Sandstone Aluminium Grate | 002025 The RELN Series 300 Pit Complete with Sandstone Aluminium Grate is a premium surface drainage solution designed for residential and light commercial applications where appearance and performance both matter. Ideal for pathways, courtyards,...
    $89.10
    $89.10
  • RELN - Series 300 Pit Complete with Terracotta Aluminium Grate | 002024
    RELN - Series 300 Pit Complete with Terracotta Aluminium Grate | 002024
    RELN Series 300 Pit Complete with Terracotta Aluminium Grate | 002024 The RELN Series 300 Pit Complete with Terracotta Aluminium Grate is a durable and stylish stormwater drainage solution designed for residential and light commercial applications. Ideal for paved areas, courtyards, patios, landscaped spaces,...
    $89.10
    $89.10
  • RELN - Series 300 Pit Complete with Ductile Iron Class C Grate | 002053
    RELN - Series 300 Pit Complete with Ductile Iron Class C Grate | 002053
    RELN Series 300 Pit Complete with Ductile Iron Class C Grate | 002053 The RELN Series 300 Pit Complete with Ductile Iron Class C Grate is a heavy-duty stormwater drainage solution designed for residential, commercial, and civil applications where increased load capacity and reliable...
    $127.30
    $127.30
  • RELN - Series 300 Pit Complete with Solid Aluminium Lid | 001010
    RELN - Series 300 Pit Complete with Solid Aluminium Lid | 001010
    RELN Series 300 Pit Complete with Solid Aluminium Lid | 001010 The RELN Series 300 Pit Complete with Solid Aluminium Lid is a durable domestic stormwater drainage solution designed for areas where a solid cover is preferred instead of a traditional grate. Ideal for...
    $111.50
    $111.50

Drainage That Works Long After Construction Ends

Proper drainage isn’t just about finishing the job — it’s about protecting the site for years to come. RELN pits, channels & grates are engineered to withstand stormwater surges, heavy loads & tough Australian conditions without failing.

Landscapers & builders trust RELN to hand over projects that last, reducing costly call-backs & avoiding compliance issues. From rural farms to industrial complexes, RELN drainage systems keep sites functional, safe & compliant well beyond project completion.

Industrial Shed supports every order with same-day dispatch, bulk pack options & the Industrial Shed Trade Guarantee. Whether you need a few components for a residential project or a large volume for commercial drainage works, RELN gear is ready to keep your site moving forward.

► Australian-proven drainage systems for builders & landscapers
► Quick to install, strong enough for heavy traffic
► Contractor packs & bulk supply options available
► Backed by Industrial Shed’s Trade Guarantee

Frequently Asked Questions

Yes. Many RELN products are engineered to withstand vehicles, machinery & high-flow conditions.

They are ideal for driveways, landscaping, commercial sites & residential builds.

Absolutely. Industrial Shed offers bulk supply & trade volumes with same-day dispatch.