GUTTERING AND DOWNPIPE TECHNICAL DATA
GUTTER | FLOW RATE (Litres/Second) | VOLUME IN 1m LENGTH (Litres) |
Nu-Line | 5.0 | 12.6 (measured to overflow holes) |
Mini-Line | 2.5 | 7.3 (measured to overflow holes) |
NSW Quad | 1.5 | 6.6 (measured to back of gutter) |
Square-Line | 1.5 | 6.4 (measured to overflow holes) |
New Ace Quad | 1.5 | 6.2 (measured to overflow holes) |
Half Round (with overflow holes) |
1.5 | 6.48 (measured to overflow holes) |
Half Round (without overflow holes) |
2.5 | 7.16 (measured to back of gutter) |
Roundline (with overflow holes) |
1.5 | 6.32 (measured to overflow holes) |
Roundline (without overflow holes) |
2.5 | 7.0 (measured to back of gutter) |
All sections were analysed at a gradient of 1 in 500 (0.2%) AS2180-1986. |
DOWNPIPE | FLOW RATE (Litres/Second) |
VOLUME IN 1.8m LENGTH (Litres) |
CONTROL |
90mm (3 9/16) | 4.2 | 11.44 | Weir |
100 x 75mm (4 x 3) | 4.4 | 13.50 | Weir |
100 x 50mm (4 x 2) | 3.5 | 9.00 | Weir |
100mm | 5.2 | 14.14 | Weir |
Please note: Quoted Figures are based on a 60mm head of water. |