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Built to Last
Crafted from high-grade, non-corrodible aluminium, these cast aluminium downpipes offera life expectancy of up to 40 years in rural or suburban environments, and 25 years in industrial or marine conditions. Theyre engineered to endure the elements with minimal maintenance.
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Lightweight & Easy to Install
Compared to cast iron, aluminium is significantly lighter, making it much easier to handle and install on site. Fixings are simple, with options including eared sockets or a variety of pipe clips, and pipe jointing by separate sockets allows for maximum installation flexibility.
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Eco-Conscious Choice
Aluminium is 100% recyclable and requires little to no maintenance over its lifespan, making it a sustainable option for environmentally responsible construction.
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Versatile Gutter Profiles & Sizes
Available in five classic profiles Half Round, Beaded Half Round, Beaded Deep Run, Victorian Ogee, and Moulded all in a choice of imperial sizes. Whether your project is a listed property or a new build with traditional styling, theres a profile to suit.
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Round & Rectangular Designs
Choose from round or rectangular cast designs depending on architectural requirements, with configurations suitable for both flush and projecting eaves.
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Finish Options to Suit Every Project
Supplied in a factory-applied, BBA-approved polyester powder coating (Certificate 86/1671), Alumasc downpipes come in:
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5 other textured colours available in 15 days
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26 standard RAL matte colours (e.g., Anthracite Grey) available in 10 days
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Plain Mill Finish (uncoated) available on request for on-site painting or custom applications
A wide range of heritage textured finishes is also available, with special order options including coatings that simulate the texture of cast iron, offering visual authenticity with all the modern advantages of aluminium.
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Wet-Sealed & Bolted Joints
For a robust and watertight system, each component features wet-sealed and bolted joints, ensuring reliability in even the harshest conditions..
Unconditional Satisfaction Guarantee
