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Aluminium Downpipe > Aluminium Circular Downpipes Swaged Collar

Colonnade Aluminium Swaged Round Downpipe and fittings

The Colonnade Range of Aluminium Circular Rainwater Downpipes are available in either a Mill finish or PPC finish

The Colonnade Aluminium Round downpipe system is formed from extruded 6060 T4 aluminium in various sizes (63mm,76mm, 101mm and 150mm) and is supplied with a complete range of accessories including Aluminium Round Offsets Bends,Aluminium Round Bends, Aluminium Round Shoes, Aluminium Round Downpipe Clips.

How do I Install and Joint Aluminium Round Downpipe?

Ensure vertical alignment between drain & gutter outlet. A Pipe Clip should be fixed directly underneath the pipe socket with additional clips at 2m maximum intervals. Clips to be fixed with plastic wall plugs and 5mm x 50mm screws (dependant on substrate). See Fig 1.

Fig 1.

Composition & Manufacture:

‘Colonnade’ downpipes are manufacturedfrom 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.
Socket depth on all ranges is 60mm.


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

Model Specification:

ARP heavy grade ‘Colonnade’ Swaged Downpipes & fi ttings to BS 2997 (EN612) using 6060 T4 grade extruded aluminium in accordance with BS 1474: 1974. Profile to be Round*., size Ø63mm (1.6mm), Ø76mm (1.6mm), Ø101mm (1.6mm), Ø150mm (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 specifi cation & guidelines. Downpipes to be fi xed at 2m centres maximum with supplementary brackets at or near fittings.
ARP Round Aluminium Downpipe with Swaged Collar Technical Guide