QA Certificate
Certificate type
Aluminium round downpipes.
A round, aluminium, complete downpipe system. Fixed with brackets on the rear side, the square downpipe is attached without any visible fasteners.
The PREFA drainage system consists of different components including various downpipe elbows, outlet connectors and two different leader head options.
Material | 0.7 mm-thick aluminium alloy |
Uniclass 2015 | |
CAWS | R10/30 Aluminium pipework R10/370 Aluminium pipework |
Product Reference | PREFA Aluminium Round Downpipes |
Size (diameter x l) | 80 x 3000 mm100 x 3000 mm120 x 3000 mm150 x 3000 mm |
Colour/ Finish | 01 BROWNSimilar to RAL 7013. 01 P.10 BROWNSimilar to RAL 7013. 02 ANTHRACITESimilar to RAL 7016. 02 P.10 ANTHRACITESimilar to RAL 7016. 03 BLACKSimilar to RAL 9005. 04 BRICK REDSimilar to RAL 8004. 05 OXIDE REDSimilar to RAL 3009. 06 MOSS GREENSimilar to RAL 6005. 07 LIGHT GREYSimilar to RAL 7005. 07 P.10 LIGHT GREYSimilar to RAL 7005. 08 ZINC GREYSimilar to RAL 7030. 10 PREFA WHITESimilar to RAL 9002. 11 NUT BROWNSimilar to RAL 8019. 12 METALLIC SILVERSimilar to RAL 9006. 13 PLAIN ALUMINIUM |
Accessories | NonePrefa PIPE bracket for downpipeAll downpipe diameters. Prefa downpipe elbow 72°All downpipe diameters. Prefa downpipe elbow 85°Not available for 150 mm diameter. Prefa downpipe elbow 40°Not available for 150 mm diameter. Prefa leader headAll downpipe diameters. Prefa round leader head100 mm diameter only. |
Standard product features | Material: 0.7 mm-thick aluminium alloy. Surface: Coil-coated aluminium alloy (except for plain aluminium). Accessories are powder-coated aluminium. |
Product Options | Colour/ Finish: Special colours according to RAL or NCS available on request. |