Sentry Doors, a manufacturer of timber fire and security door-sets, agreed to acquire Knowles, a firm that manufactures specialist timber internal doorsets with fire rated, acoustic and PAS 24 security certification. Financial terms were not disclosed. “I am delighted to welcome Knowles to Sentry Doors – they have a fantastic manufacturing heritage, an exceptional team and a superb product range so we can learn a lot from one another. This partnership will help us to respond to the surge in demand for our products, as well as providing our customers with a fully comprehensive range of fire safety and security solutions, and a greater choice of features and finishes. It marks a key milestone in the growth strategy for our businesses and advances our collective ambition to be UK leaders in this sector," Ty Aziz, Sentry Doors CEO.