Products tagged with 'wavin osma 4t837b'

The Wavin Osma Squareline Outlet Adaptor Square to Round 61mm Black (4T837B) is a durable PVC‑U rainwater fitting designed to connect Squareline 61mm gutters to round downpipes. Perfect for domestic and commercial rainwater systems, this adaptor ensures a secure, leak-free transition between square and round pipework, maintaining efficient water flow and dependable drainage. Its sleek black finish provides a discreet, professional appearance and integrates seamlessly with other Wavin Osma Squareline components for long-lasting performance.