BS 3621 5 Lever Sash Lock CE/CERTFIRE/FD – Certified Fire Rated Mortice Lock for Wooden Doors Offering Durable Steel Case Smooth Latch Action and Precision Secure Fit (Polished Stainless, 66mm)

Union Fire Rated Stainless Steel BS 5-Lever Mortice Deadlock 68mm Case - 45mm Backset

Yale P-M552-PB-78 5 Lever Mortice Deadlock, Visi Pack, Suitable for External Doors, Brass Finish, 3 Inch/76 mm, Polished Brass