A robust and fully engineered box section gutter range designed for traditional wet jointing on site. GX is offered in three profiles in a choice of sizes and is especially suited to applications where maximum capacity gutters are required.
Project images
Key Features


  • High capacity gutters for traditional or modern buildings
  • Fully compatible with Alumasc’s Skyline fascia/soffit system
  • Can provide an all aluminium eaves/soffit solution
  • Gutters can be exposed or concealed
  • BBA approved polyester powder coating process
  • In-house powder coating facility
  • 26 standard factory applied colours
  • BS or RAL colours available to special order
  • Also available in plain mill finish for on-site painting
Gutter Profiles

GX Joggle 

Available in:

100 x 75mm GXJ1
125 x 100mm GXJ2
150 x 100mm GXJ3
180 x 125mm GXJ4
200 x 150mm GXJ5

GX Smooth 

Available in:

120 x 75mm GXS1
140 x 100mm GXS2
190 x 125mm GXS3
220 x 150mm GXS4

225 x 150mm GXS5


GX Moulded

Available in:

113 x 75mm GXM1
140 x 100mm GXM2
160 x 100mm GXM3
175 x 150mm GXM4

200 x 150mm GXM5

  • UK manufactured
  • 3 profiles available in a choice of sizes
  • Lightweight, durable and non-corrodible
  • Easy to handle and fix
  • Life expectancy of aluminium: 40 years (rural/suburban areas); up to 25 years (industrial/marine areas)
  • Aluminium is 100% recyclable
  • BBA Approved polyester powder coating process, Factory applied at Alumasc
  • 26 standard colours with additional BS or RAL colours available to special order
  • Also available in plain mill finish for on-site painting
Available Colours

Order a Product / Colour sample
Request a sample
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  • Wet sealed and bolted joints - a simple, well proven method
  • Simple screw fixing with bracketry, generally concealed after fixing
  • GX Joggle is supported by top straps
  • GX Smooth is designed for simple jointing for a sleek appearance, including no requirement for sole support brackets and visible screw fixing
  • GX Moulded is wet jointed and is fixed directly to the building fabric
  • Minimal maintenance requirements


Download the GX Joggle installation guide here. 

Download the GX Smooth installation guide here. 

Download the GX Moulded installation guide here.