Wavin Osma StormLine gutter angle external 90° 111mm black

Wavin Osma StormLine is a high capacity domestic system with ogee profile - suitable for a maximum roof area of 254m² (with one downpipe). Use with RoundLine or SquareLine downpipe. Joins two ends of StormLine gutter on external 90° angle Profiled gutter, so internal / external angles offered Wide, ribbed seal for extra sealing contact Side fixing wings to enable line and level adjustment (traditional fixing points also inc.) Conforms to BS EN 607:2004