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Aluminium Downpipe > Aluminium Square Downpipes Swaged Collar

Colonnade Aluminium Square Downpipe With Swaged Collar

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


Square or rectangular downpipe formed from extruded 6060 T4 aluminium in various sizes (63x63mm, 76x76mm, 101x101mm & 150x150mm*) & supplied with a complete range of accessories ie offsets, bends, shoes, pipe clips.

Installation & Jointing:

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 & 5mm x 50mm st.stl screws (dependant on substrate).

* Note:150mm Square downpipe socket is fabricated,all other sizes the tube is swaged.

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.
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 Square/Rectangular, size 63x63mm (1.6mm), 76x76mm (1.6mm), 101x101mm (2.5mm), 101x76mm (2mm), 150x150mm (3mm).
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.
ARP Square Aluminium Downpipe with Swaged Collar Technical Guide