This is a right hand window sash lock. These optional easy-grip handles can be used in place of pole eyes or sash lifts and can be fitted externally on the bottom of the top sash for ease of operation. ... Our restrictors can be fitted to stop the bottom sash sliding fully, keeping your children safe. Travel Restrictors. Much like the astragal bar, the internal fret is used to enhance the traditional sliding sash window appearance. The uPVC bar is surface mounted to both of the external faces of the glass unit. ... All sashes are fitted with travel restrictors as standard, which limit the distance the sash will open. The uPVC bar is surface mounted to both of the external faces of the glass unit. These sash window restrictors ideal for keeping your sash windows either fully shut, or simply restricting the allowed opening of each sash based on the position that you mount it. All Caldwell vertical sliding window restrictors Vertical sliding sash windows are the ideal choice for maintaining the period look of a heritage property. Browse our range of sash window stops and restrictors below. Their authentic period charm combined with superb modern quality adds value to your home without compromising on aesthetics. With this unit our sash windows achieve an energy rating of ‘B’. Vertical sliding windows, patio doors and bi-fold doors, the Evolve range is fully manufactured on-site. uPVC Sliding Sash Windows. Travel Restrictors. With this unit our sash windows achieve an energy rating of ‘B’. Internal Fret. The result of restricting sash travel is a reduced amount of clear opening on the window. ... Travel Restrictors. Maintain a traditional look for your home with our elegant uPVC vertical Sliding Sash windows. ... All our PVC-U sash windows are ‘A’ rated as standard. CREAM ON CREAM. These sash window stops can be easily fitted to a timber sliding window and are unobtrusive to the look or the oepration of the window. Our vertical sliding windows combine the style of traditional sash windows with the improved performance and structural reliability of modern materials, meaning that your vertical sliders will hold fast and stay beautiful with very little maintenance.. Much like the astragal bar, the internal fret is used to enhance the traditional sliding sash window appearance. The vertical sliding window, with its sliding sash styling, mimics the look of a regency window and captures all the best features of timber, with the added benefits of a technically advanced uPVC system. hole backset. Southgate Windows offers the highest quality uPVC Sliding Sash windows at the most competitive trade prices. Fully manufactured. When you need to open the windows wider, simply disengage the restrictors. To offer specifiers and fabricators the option to enhance both the levels of safety and security offered by a sash window, Caldwell can supply a range of travel restrictors which limit the travel distance of the sash. You will find a range of component products needed to repair sliding sash windows, including spiral balances, fitch catches, pull handles, limiters and tilt latches. Use our Sliding Sash window builder tool to design & buy your new sliding sash windows online. Used to restrict the opening of the window to just 100mm. Provide enhanced security and safety for your vertical sliding sash windows. Our vertical sliding windows combine the style of traditional sash windows with the improved performance and structural reliability of modern materials, meaning that your vertical sliders will hold fast and stay beautiful with very little maintenance.. Call us now! Use our Sliding Sash window builder tool to design & buy your new sliding sash windows online. Used to restrict the opening of the window to just 100mm. They are primarily used as a safety feature in locations where opening restrictions are needed. Vertical sliding windows installed in Cornwall by Windmill windows.