Osma SquareLine 4T809 Gutter Union 100mm Brown
by Osma
£6.28
GTIN05011479102411
EAN5011479102411
MPN758409
Prices updated 16 Mar 2026
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Travis Perkins
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Product Description
Osma SquareLine is a 100mm (4") square section gutter system with 61mm square pipe - suitable for a maximum roof area of 178m² (with one downpipe) Joins two ends of SquareLine gutter (use with gutter support bracket 4T819) Expansion markings to ensure correct allowance for thermal expansion Wide, retained seals for secure installation Conforms to BS EN 607:2004 Range available in Black, White and Brown
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