The LYSAGHT® Half Round and LYSAGHT® Flat Back style gutters have been designed with a unique curved base which can prevent build-up of water and dirt, allowing the gutter to clean itself with every shower of rain.
LYSAGHT® Rainwater Solutions Queensland
LYSAGHT® Rainwater Solutions Western Australia
LYSAGHT® Rainwater Solutions Victoria, Tasmania
LYSAGHT® Rainwater Solutions South Australia
LYSAGHT® Rainwater Solutions New South Wales
LYSAGHT® Half Round and Flat Back 150 Style Gutters
LYSAGHT® 150mm Half Round Gutter CAD File
LYSAGHT® Installation Guide for Half Round & Flat Back Gutters
Gutter Overflow Leaflet
Office of Fair Trading Residential Gutters Quick Reference Installation Guide
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Half round gutter is a simple profile, supported by external brackets. Ideal for tropical environments with huge water carrying capacity. Self cleaning with every shower of rain.
Available in 3000mm and 6000mm lengths only, subject to enquiry.
LYSAGHT® Flat Back gutter (Available Nth Qld, NSW, SA only)
| Dimensions | |||
|---|---|---|---|
| State | x(mm) | Material | |
| QLD | 136 | ZINCALUME® steel & COLORBOND® steel | |
| SA | 150 | ZINCALUME® steel, COLORBOND® steel & GALVABOND® steel | |
| |
NSW Flat Back 150 Gutter | ZINCALUME® steel & COLORBOND® steel | |
LYSAGHT® Quarter Round (Available in WA only)
| LYSAGHT® NSW Half Round 150 Gutter Accessories |
Description |
|---|---|
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Stop Ends |
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External Brackets |
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2 Piece Cast External Corners 90° |
| 2 Piece Cast External Corners 45° | |
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2 Piece Cast Internal Corners 90° |
| 2 Piece Cast Internal Corners 45° |
| LYSAGHT® NSW Flat Back 150 Gutter Accessories |
Description |
|---|---|
![]() |
Stop Ends |
![]() |
Concealed Suspension Bracket (Flat Back general purpose bracket) |
![]() |
Overstraps |
![]() |
2 Piece Cast External Corners 90° |
| 2 Piece Cast External Corners 45° | |
![]() |
2 Piece Cast Internal Corners 90° |
| 2 Piece Cast Internal Corners 45° |
LYSAGHT® NSW Flat Back 150 and Half Round Gutter 150 Sculptured Nozzles

| NSW/ ACT | VIC | TAS | QLD | NT | SA | WA |
|---|---|---|---|---|---|---|
| Avail.** | Avail. | Avail. | Avail. | Not Avail. | Avail. | Avail.* |
*Please contact our sales office on 13 30 38 for availability.
** LYSAGHT® Half Round and Flat Back 150 gutters are available in NSW. There are additional sizes outside of this range, please contact your local sales office on 13 30 38 for regional availability.
LYSAGHT® Half Round Gutter and LYSAGHT® Flat Back Gutter and accessories are available in ZINCALUME® steel, COLORBOND® steel, and COLORBOND® steel high gloss colours. View the COLORBOND® steel colours. For high gloss colour availability please contact your local supplier.
LYSAGHT® Half Round and Flat Back 150 gutter is available in NSW in ZINCALUME® steel and standard COLORBOND® steel colours.
Correct design of a roof drainage system is critical to the waterproofing of a building. This is a task that should only be carried out by a suitably qualified trade professional in accordance with the BCA and Australian Standards.
In the design and detailing of a roof drainage system, consideration must be given to a range of factors such as:
View information on the design of roof drainage systems:
The downpipe size and spacing should be determined in accordance with AS/NZ3500.3.2:1998 National plumbing and drainage: Part 3.2: Stormwater drainage - Acceptable solutions.
Half round gutter is a simple profile, supported by external brackets. Ideal for tropical environments with huge water carrying capacity. Self cleaning with every shower of rain.
Available in 3000mm and 6000mm lengths only, subject to enquiry.
LYSAGHT® Flat Back gutter (Available Nth Qld, NSW, SA only)
| Dimensions | |||
|---|---|---|---|
| State | x(mm) | Material | |
| QLD | 136 | ZINCALUME® steel & COLORBOND® steel | |
| SA | 150 | ZINCALUME® steel, COLORBOND® steel & GALVABOND® steel | |
| |
NSW Flat Back 150 Gutter | ZINCALUME® steel & COLORBOND® steel | |
LYSAGHT® Quarter Round (Available in WA only)
| LYSAGHT® NSW Half Round 150 Gutter Accessories |
Description |
|---|---|
![]() |
Stop Ends |
![]() |
External Brackets |
![]() |
2 Piece Cast External Corners 90° |
| 2 Piece Cast External Corners 45° | |
![]() |
2 Piece Cast Internal Corners 90° |
| 2 Piece Cast Internal Corners 45° |
| LYSAGHT® NSW Flat Back 150 Gutter Accessories |
Description |
|---|---|
![]() |
Stop Ends |
![]() |
Concealed Suspension Bracket (Flat Back general purpose bracket) |
![]() |
Overstraps |
![]() |
2 Piece Cast External Corners 90° |
| 2 Piece Cast External Corners 45° | |
![]() |
2 Piece Cast Internal Corners 90° |
| 2 Piece Cast Internal Corners 45° |
LYSAGHT® NSW Flat Back 150 and Half Round Gutter 150 Sculptured Nozzles

| NSW/ ACT | VIC | TAS | QLD | NT | SA | WA |
|---|---|---|---|---|---|---|
| Avail.** | Avail. | Avail. | Avail. | Not Avail. | Avail. | Avail.* |
*Please contact our sales office on 13 30 38 for availability.
** LYSAGHT® Half Round and Flat Back 150 gutters are available in NSW. There are additional sizes outside of this range, please contact your local sales office on 13 30 38 for regional availability.
LYSAGHT® Half Round Gutter and LYSAGHT® Flat Back Gutter and accessories are available in ZINCALUME® steel, COLORBOND® steel, and COLORBOND® steel high gloss colours. View the COLORBOND® steel colours. For high gloss colour availability please contact your local supplier.
LYSAGHT® Half Round and Flat Back 150 gutter is available in NSW in ZINCALUME® steel and standard COLORBOND® steel colours.
Correct design of a roof drainage system is critical to the waterproofing of a building. This is a task that should only be carried out by a suitably qualified trade professional in accordance with the BCA and Australian Standards.
In the design and detailing of a roof drainage system, consideration must be given to a range of factors such as:
View information on the design of roof drainage systems:
The downpipe size and spacing should be determined in accordance with AS/NZ3500.3.2:1998 National plumbing and drainage: Part 3.2: Stormwater drainage - Acceptable solutions.
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