A contemporary range of extruded aluminium downpipes. The Flushjoint system is based on concealed spigots which give a smooth, clean appearance that complements modern building design. The pipes are mounted on brackets to stand clear of the structure

Project Images
Key Features


  • Used to achieve completely smooth external appearance
  • Compatible with all Alumasc aluminium gutters when gutter girth is sufficient to accommodate cross sectioned area of pipe
  • Running outlets made to order according to gutter choice and project requirements
Downpipe Profiles


Available in:

63mm CP25
75mm CP30
100mm CP40
150mm CP60


Available in:

75 x 75mm CP33
100 x 100mm CP44


Available in:

100 x 75mm CP43
  • UK manufactured, extruded aluminium
  • Choice of circular, square and rectangular pipes
  • 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
  • In-house powder coating facility
  • 29 standard factory applied colours
  • BS or RAL colours available to special order
  • Also available in plain mill finish for on-site painting
Colours Available

  • Flushjoint pipework is built from the gutter downwards starting with the offsets and bends
  • Offset brackets, pipes or small base brackets secure pipework
  • Minimal maintenance requirements
Installation Guide Flushjoint


Download the Flushjoint installation guide here.