CGL Gutters are the market leaders in the design and manufacture of industrial and commercial gutter systems for gravity fed and siphonic drainage systems. Scroll down to explore the range.

Membrane Lined Gutter

Our gutters can be lined with a membrane to suit your building requirements including Sikaplan 12D tex, Sika-Trocal, Sarnafil, Armourplan and Protan.

RainPulse Outlet

The patented high-performance roof drainage system from CGL. Benefit from increased building protection and a 60% reduction in outlets and downpipes.


There is a range of downpipes including HDPE BBA approved plastic pipe systems and aluminium downpipes in a range of finishes.


We have all of the necessary training and accreditations to deliver your needs in a safe, compliant and sustainable manner. With over 80 years of manufacturing excellence, we are dedicated to the achieving standards of excellence in every area of our business.


A Few of our Favourite Residential Projects

Posted on Thursday, November 16th, 2017

Our collection of residential projects makes up some of our most interesting buildings within our portfolio. Below is a closer look at a few of our favourites, whether they were especially rewarding to work on, provided us with a new opportunity or simply because they look great!