Mortice 

A price list for internal mortice replacement locks featuring a black and silver lock image on the left. The list details available colours: Brass, Satin Chrome, Chrome, Nickel, Satin Nickel. It offers 2 lever and 3 lever mortice locks, both taking 25 minutes, priced from £22 and £30 respectively. The list uses a blue background for the lock types and green for prices.

These are old technology, but reliable locks to secure your propery and business.

A visual advertisement for internal mortice sash replacements, showing a mortice lock, a strike plate, and keys. The ad lists available colours: brass, satin chrome, chrome, nickel, satin nickel. It provides options for a two-lever sash and a three-lever sash, both taking 30 minutes, with prices starting at £25 and £30 respectively.

Sash locks require the installation of door handles.

British Standard variants

A product advertisement for BS3621 Mortice Deadlock replacement with images of a black deadlock, a brass strike plate, and a set of keys. The ad lists available colors: Brass, Satin Chrome, Chrome, Nickel, and Satin Nickel. The estimated installation time is 30 minutes, and the starting price is £35.
A color advertisement for a BS3621 mortice sash lock replacement, showing a red lock device. The ad lists available colors: brass, satin chrome, chrome, nickel, satin nickel. It states the time taken is 30 minutes and the price starts at £45.

Sash locks require the installation of door handles.