Description Roundstyle is a traditional 112mm half round system suitable for the domestic housing market.  The Roundstyle system utilises 68mm round downpipe and fittings.  It is available in five colours: Black, White, Grey, Brown and Arctic White. Features Traditionally styled half round system Practical and easy to install Integral flexible clips on all fittings for easy connection Outlets and unions feature external fixing wings for power tool access Manufactured to the requirements of BS EN 607 & EN 1462