Fastflow Aluminium outlet

Fastflow Aluminium Rainwater Outlets

Fastflow Aluminium rainwater outlets for flat roofing are robust aluminium rainwater outlets compatible with torch-on SBS bitumen membranes and liquid applied roofing systems.

With high flow rates, this outlet system is suitable for both refurbishment and new-build roofing projects.

The nitrile rubber O-ring creates a seal to the drainpipe, thereby helping to reduce risk of leakage caused by drain blockage.


  • One piece outlet for rapid and easy installation
  • Robust 2mm aluminium flange and pipe
  • Additional seal to drainpipe created with nitrile rubber O-ring
  • Corrosion free 304 stainless steel leafguard
  • Low profile leafguard gives sleek appearance
  • Large flange creates generous membrane bonding area and cover over existing outlets
  • Compatible with torch-on SBS bitumen membranes and liquid applied roofing systems

With SS Square Stainless Steel leafguard

FW AL 50 SS outlet body diameter 50mm
FW AL 60 SS outlet body diameter 60mm
FW AL 70 SS outlet body diameter 70mm
FW AL 80 SS outlet body diameter 80mm
FW AL 95 SS outlet body diameter 95mm
FW AL 100 SS outlet body diameter 100mm