Colonnade Aluminium Security Downpipes

The Colonnade Range of Aluminium Security Rainwater Downpipes are available in Round and Square and either a Mill finish or PPC finish

The extruded aluminium flush fitting security pipes are supplied in 2 metre lengths with special secret fixings. The security pipes are manufactured in a vandal resistant aluminium which will not shatter or split. The benefits of this are that it is unclimbable and non-grippable. The security pipes come with a smooth visual appearance with no sockets or pipe clips.

Available in 83mm round, 108mm round, 83mm x 83mm square and 108mm x 108mm square profiles in a mill or polyester powder finish. A wide range of RAL / BS colours are available.


Round & Square downpipe formed from extruded 6060 T4 aluminium in various sizes (Ø80mm, 83x83mm, 108x108mm* ) & supplied with a complete range of accessories ie offsets, bends, drain offsets etc.
* Nominal size

Key Benefits:

For security conscious applications the pipe stack fits completely flush to the wall, the concealed & inaccessible joints make the pipe unclimbable after assembly.This also provides for a smooth visual appearance

Composition & Manufacture:

‘Colonnade’ downpipes are manufactured from Aluminium alloy 6060 T4 to BS1474:1972 & the product complies to, or exceeds all relevant standards.
Fittings for the downpipes are formed using fabrication methods involving cut,mitre & welding techniques using specially made jig & forming tools.


Mill Finish Aluminium or Polyester Powder Coated to a range of BS or RAL Colours.

Installation & Jointing:

Unlike other systems, Security Pipe has to be built from the ground up. Ensure vertical alignment between drain & gutter outlet.
Pipe Brackets should be fi xed into the top of the pipe by lightly tapping into place & then fixed to the wall using plastic wall plugs & 5mm x 50mm st.stl screws (dependant on substrate).
Apply a bead of sealant around spigot before inserting into mating pipe. Clean off excess as required. See Fig 1.

Fig 1.

Model Specification:

ARP heavy grade ‘Colonnade’ Security pipes & fi ttings to BS 2997 (EN612) using 6060 T4 grade extruded aluminium in accordance with BS 1474:1974. Profile to be Round/Square*., size Ø80mm (2mm), 83x83mm (2mm), 108x108mm (2.5mm)*
Materials to have factory applied Polyester Powder Coat to all significant surfaces in accordance with BS EN 122026 Matt/Satin/Gloss* finish, or alternatively plain aluminium Mill Finish. All to be supplied by Aluminium Roofline Products Ltd, Unit 2, Vitruvius Way, Meridian Business Park, Braunstone, Leicester LE19 1WA. Tel 0116 2894400 Fax 0116 2894433.
To be fastened by 5mm x 50mm (dependant on substrate) stainless steel screws, in accordance with the manufacturer’s specification & guidelines. Downpipes to be fixed at 2m centres maximum with supplementary brackets at or near fittings.

Colonnade downpipes are available in circular, square, rectangular and security styles. With a number of different profiles listed below, which are all lightweight and easy to fit. Ideal for any property, from modern to traditional and equally suited for refurbishment of Heritage or Listed properties.

Different types of Aluminium Downpipes
• Aluminium Swaged Round Downpipe
• Aluminium Swaged Sqaure Downpipe
• Aluminium Swaged Rectangular Downpipe
• Aluminium Cast Collar Round Downpipe
• Aluminium Cast Collar Square Downpipe
• Aluminium Cast Collar Rectangular Downpipe
• Aluminium Flushfit Circular Downpipe
• Aluminium Flushfit Square Downpipe
• Aluminium Security Downpipe

What are the benefits of installing Aluminium Round downpipes on your property
• Lightweight.
• Corrosive resistant.
• Low maintenance.
• Aesthetically pleasing.
• Environmentally friendly.
• Recyclable.
• Mill finish or powder coated to specific RAL/BS colour.
• Long Life Span

The Colonnade Range of 63mm Aluminium Circular Rainwater Downpipes are available in either a Mill Finish Aluminium or Polyester Powder
Coated (PPC) to a range of BS or RAL Colours below.

Additional colour options are available, but may incur a surcharge and require a longer lead time, so please bear this in mind when placing your order.
For more information please call our customer service team on 03302 230 275.

Oyster White RAL 1013 ARP Standard (BS/RAL) Colour Range Ultramarine Blue RAL 5002
Moss Green RAL 6005 Mouse Grey RAL 7005 Basalt Grey RAL 7012
Slate Grey RAL 7015 Anthracite Grey RAL 7016 Graphite Grey RAL 7024
Light Grey RAL 7035 Dusty Grey RAL 7037 Agate Grey RAL 7038
Chocolate Brown RAL 8017 Jet Black RAL 9005 Pure White RAL 9010
Traffic White RAL 9016 Bitter Chocolate BS 08 B29 Traffic Red RAL 3020

Aluminium Production and Recycling Process
Aluminium is one of the most readily available and sustainable materials used in construction today.

Products made from Aluminium are often made from a high quantity of recycled aluminium and can be readily recycled at the end of its useful life, needing much less energy to recycle aluminium than used in its intitial extraction and production process.

ARP Aluminium Security Downpipe Technical Guide