Opening window operator
CONCEALED TIMBER SASH LIFT LJ Pratley & Partners Ltd

The timber sash lift has been designed to be incorporated
as part of any timber sliding sash window.
Although designed to be installed to new timber windows
it is possible to retro fit these actuators.
These motors can be controlled via a simple push button
or as part of a fully automated environmental control
system with battery back up.
standListOtherProduct www ae En 2013-05-21-21