Sash Jammers, also know as turn locks, offer a great value additional security solution for both windows and doors. Available in locking and non locking versions, our sash jammers are quick and easy to install. Our key locking sash jammers are suited to either PVC installations or Timber and Composite installations. With 3 main finishes available, the sash jammer offers an indiscreet security device matched to the colour of your window. Locksmiths and window doctors often use sash jammers as an overnight lock whilst sourcing and replacing multi point door locks. As a flexible and versatile product, the sash jammer is a low cost security option.