Aluminium Downpipes

Factory-direct aluminium rainwater systems — over 50 years functional life

Premium Quality Aluminium Downpipes UK

Upgrade your rainwater management with our premium quality aluminium downpipes. Expertly manufactured in the UK using heavy-duty, marine-grade aluminium, these superior roofline systems are significantly lighter than cast iron equivalents yet offer far greater strength and resilience than steel or plastic alternatives.

Designed for ultimate durability and long-lasting performance, our metal rainwater pipes can be installed seamlessly with our matching aluminium gutter systems or used independently alongside hopper heads. Whether you are updating a modern commercial build or restoring a historic residential property, we have a profile to suit.

Aluminium Downpipe Specifications & Options

Why Choose Alugutter Downpipes?

Supplied direct from our UK factory at industry-low trade prices, our downpipe ranges offer unbeatable performance and value.

  • 50-year functional life expectancy; 25-year decorative finish
  • Polyester powder-coated in fade-resistant, architectural-grade paint
  • Fire-rated A2-s1,d0 — completely non-combustible for unlimited high-rise use
  • Manufactured from marine-grade aluminium
  • Impact-resistant — perfect for schools, public places, and commercial sites
  • Anti-climb options available (Modern Square profile)

Downpipe Colour Options

Our downpipe systems are offered in a wide variety of colours to perfectly match your building's facade.

  • Stocked Colours (Faster Lead Times): Textured Black and RAL 7016 Anthracite Grey are kept in stock for rapid dispatch.
  • Bespoke Colours: We can source and supply non-standard colours and finishes to suit your exact project requirements. (Please note: Non-standard colours are manufactured to order and are typically subject to a slight additional charge. Please contact us for custom pricing).
Learn more
Downpipe Colour Options

Product Material Specifications

  • Extruded Material: Marine Grade Aluminium 6063 T6
  • Cast Material: Aluminium LM6 (Sockets to BS EN 1706)
  • Paint: Architectural Grade External Polyester Powder Paint to BS EN 12206-1:2004
  • Available Sizes: 63mm Ø / 76mm Ø / 72x72mm
  • Accessories Available: Bends, Branches, Access Pipes, 2-Piece Offsets, Shoes, Hopper Heads, and Pipe Clips.
  • CE Marking: CE Marking is not a requirement. Under current regulations, there is no harmonised European standard for aluminium downpipes, and as such, they are not permitted to carry a CE mark.
  • (Downloadable Product Specification Sheets are available in our Technical Hub section).

Aluminium Downpipes — Frequently Asked Questions

Aluminium downpipes are lightweight, corrosion-resistant, and recyclable, with a 50-year lifespan. They handle high flow rates and come in round or square profiles for aesthetic flexibility.

We recommend that all pipe joints are sealed with low modulus silicone sealant. Sealing the joints prevents water over spilling at tight bends where water turbulence could build up, locks the pipes in position preventing rattles and improves flow performance as air is not being sucked in through open joints. Our various aluminium downpipe systems can be viewed here.

Common diameters include 63mm and 76mm, and 72x72mm in square. Lengths are supplied in 3 metres but are site cut to building height.

Brackets should be spaced 1-1.5 metres apart vertically, with additional support at bends or offsets for stability.

Yes, but use compatible fixings to avoid corrosion. They're best paired with aluminium gutters for uniform expansion and aesthetics.

Connect to gutters with offsets if needed, secure with brackets, and ensure vertical alignment. Seal all joints and direct flow to drains.

No, the powder-coated finish is durable and fade-resistant. Repainting is optional after decades for refresh.

Delivery & Returns

All orders are manufactured and dispatched from our UK facility. Lead times shown are target times and we will always strive to improve these wherever possible.

Standard Product Lead Times

Stocked Colours (RAL 7016 & Textured Black): 5 working days.

All Other Standard Colours: 10 working days.

Bespoke Custom Colours: 15 working days.

If multiple product ranges are on the same order, please apply the longest applicable lead time. Deliveries to the Scottish Isles and Northern Ireland — please allow an additional 5 to 8 working days.

Delivery Charges

England and Wales — Free on orders over £1,000 excl. VAT. Below threshold: charges calculated at checkout.

Scotland — Free on orders over £2,000 excl. VAT. Below threshold: charges calculated at checkout.

Northern Ireland — Free on orders over £2,000 excl. VAT. Below threshold: charges calculated at checkout.

Other Destinations — Price on application. Please contact us prior to ordering.

Returns Policy

Stocked Items (RAL 7016 & Textured Black): Returnable. Subject to a 15% restocking fee. Items must be returned in original, undamaged condition at the buyer's expense.

Non-Stock and Bespoke Colours: Non-returnable. Made to order under all circumstances.

Installation Guides & Product Information

In this section we offer advice on how to install and maintain aluminium gutters, as well as providing further information about our aluminium guttering ranges and products.

ALUMINIUM DOWNPIPES

77 products

Showing 73 - 77 of 77 products

Showing 73 - 77 of 77 products
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DT7211 - TRADITIONAL SHOE - 72x72mm - AlugutterDT7211 - TRADITIONAL SHOE - 72x72mm - Alugutter
DT7211 - TRADITIONAL ALUMINIUM DOWNPIPE SHOE - 72x72mm
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DT7212 - ALUMINIUM HOPPER HEAD 255mm(w) x 175mm(d) x 175mm(h) - 72x72mm - AlugutterDT7212 - HOPPER HEAD 255mm(w) x 175mm(d) x 175mm(h) - 72x72mm - Alugutter
DT7212 - HOPPER HEAD 255mm(w) x 175mm(d) x 175mm(h) - 72x72mm
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SU1 - JOINT SILICONE SEALANT (DOWNPIPE) - 380ml - Alugutter
SU1 - JOINT SILICONE SEALANT (DOWNPIPE) - 380ml (GREY)
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SU6 - TOUCH UP PAINT (250ml) - Alugutter
SU6 - TOUCH UP PAINT (125ml) DOWNPIPE
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SU9 - PIPE FIXING SCREWS (Qty 50) - M8 x 70mm - Alugutter
SU9 - PIPE FIXING SCREWS (Qty 50) - M8 x 70mm F/JOINT CIRC (S/STEEL COLOUR)
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