The BSV4-CWD Dual Plate Check Valves is designed for Chilled & Hot Water for purpose non-return valve that is stronger, lighter in weight and smaller in size as compared to other Check valve. HONEYWELL NON RETURN CHECK VALVE The BSV4-CWD Dual Plate Check Valves is designed for Chilled & Hot Water for purpose non-return valve that is stronger, lighter in weight and smaller in size as compared to other Check valve. Download Catalog Ask a question about this product DESCRIPTION FEATURES • Wide Size range (DN50…DN300) • Cast iron Body • Lapped Ductile Iron disc • Wafer type and flange type Connection