Skip to content
Wishing you a wonderful Christmas! Our last delivery day is Monday 23 Dec. We close on Tue 24 Dec and open again on Thu Jan 2.

Osma SquareLine Gutters

Wavin Osma SquareLine gives you a smart, efficient rectilinear profile gutter system ideally suited for domestic buildings.

Designed to handle more rainwater

Wavin Osma Rainwater systems are designed to be installed quickly, give outstanding performance and look aesthetically pleasing. There are six gutter profiles to choose from to meet the varying aesthetic, performance and installation requirements for all types of building, from single dwelling to large residential, commercial or industrial premises.

SquareLine is a 100mm (4") rectilinear profiled system for domestic systems - serving roof areas up to a maximum of 178m2 with one downpipe. The square 61mm downpipe can be installed flush to the wall or off the wall. Also can be used with RoundLine 68mm circular pipe via an adaptor. Available in black, white and brown colour options.

SquareLine downpipe is also directly compatable with the Wavin Osma StormLine gutter system.

Wavin Osma Squareline System Features

Size and colour
Square section 100mm (4") gutter with circular 61mm square downpipe. Black, White and Brown
Hydrodynamic outlet
for outstanding flow performance.
Wide retained seals
to provide a secure, watertight fixture with the flexibility to allow for thermal expansion
Expansion line and stopper 
for a secure and reliable installation

Other profiles

Wavin Osma Rainwater has 6 different profiles to choose from