Alumasc Guttering

Alumasc is a leading manufacturer of Aluminium guttering, BBA certified our range of Alumasc Aluminuim guttering and rainwater systems are powder coated  and use the very latest modern aluminium casting techniques to ensure quality.

With our range of Alumasc Guttering featuring a texture black that resembles the look and feel of cast iron guttering but with the light weightiness of Aluminium, Alumasc is known or being easy to install and maintain – a great choice for many!


About Alumasc

Based in the UK Alumasc Exterior Building Products is part of the large Alumasc Group PLC. With over 800 employees, their main focus is to manufacture high quality and environmentally responsible guttering products within the construction industry.

Alumascs Heritage Cast Aluminium rainwater is a comprehensive range of traditional gutter profiles including round, square and rectangular pipes with all of the available associated fittings and accessories also in stock.

Alumasc Rainwater products are typically popular with those looking to maintain the architectural features of traditionally designed buildings whilst benefiting from the modern benefits of twenty first century guttering!

Alumasc Delivery Lead times

Different ranges of Alumasc products carry varied lead times, see below for details: 

Milled Finish - 3 working days 

Textured Black - 7 working days

Powder Coated Colours - 7 working days

Sizes, Colours and Finishes

Alumasc Heritage Cast Iron Aluminium Gutters are available in various profiles and sizes, see below for full list for the full list of RAL colours available and sizes.

Alumasc Heritage Half Round Profile 100mm (4”), 113mm (4.5”), 125mm (5mm”)

Alumasc Heritage Beaded Half Round Profile 113mm (4.5”), 125mm (5”)

Alumasc Heritage Beaded Deep Run Profile 113mm x 75mm (4.5” x 3”)

Alumasc Heritage Victorian Ogee Profile 100mm (4”), 113mm (4.5”), 125mm (5”)

Alumasc Heritage Moulded Profile 100mm x 75mm (4” x 3”), 125mm x 100mm (5” x 4”), 150mm x 100mm (6” x 4”).

View a full list of Alumasc RAL colours available here

Benefits of Alumasc Gutter & Downpipes

  • Light weight, durable and non-corrodible
  • Has a long life expectancy, 40 years in rural / suburban areas and 25 years in industrial and marine locations.
  • Easy to install and handle
  • BBA Approved
  • Made from 100% recyclable aluminium

If you need more information about the range of Alumasc rainwater systems simply call or email our customer service team who will be happy to assist.