



Key details
Prices and stock on request. Tell us the sizes, colours and quantities you need.
Call 020 8665 1221 · page 55 of the Product Guide
Range details
Kayflow flow rates
| System | Size | Flow rate | Roof area | Downpipe |
|---|---|---|---|---|
| Half round | 112 × 50mm | 0.9 l/s | 43m² | Round |
| Square | 117 × 57mm | 1.6 l/s | 76m² | Round or square |
| Ogee | 120 × 70mm | 2.2 l/s | 105m² | Round or square |
| Deepflow | 114 × 71mm | 1.8 l/s | 86m² | Round |
| SuperDeep 170 | 170 × 108mm | 4.3 l/s | 205m² | 110mm soil pipe |
Flow rates for a level gutter. Reduce by 15% where the run has angles.
Kayflow and Freefoam
Both are complete systems, so use one brand per run. Adaptors connect between profiles and to existing cast iron.
Fixing
Fix brackets at a maximum of 1m centres for half round and square, 800mm for ogee and deepflow, closer in exposed or snowy areas.
More guttering

Gutter and Downpipe Colours
Kayflow and Freefoam systems in the colours each manufacturer currently supplies.
Sizes and colours
Half Round and Square Systems
Our most popular profiles for houses, garages and extensions.
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Ogee and Deepflow Systems
Higher capacity profiles for larger roofs. Ogee gives a traditional moulded look.
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Cast Iron Style
The look of cast iron without the weight or cost. Half round, ogee and deepflow gutters with round or square pipe, all in cast black.
View detailsNeed help choosing?
Our team knows the range inside out. Call, email, message us on WhatsApp or visit the trade counter.
