horizontal slider

horizontal sliding window, horizontal slider

A window having sashes (in a vertical plane) which slide in horizontal grooves or tracks; when closed, the stiles of the sashes meet and may interlock.
References in periodicals archive ?
Heritage's window product offering includes architectural style, casement awning, horizontal slider and single hung.
The EH-TW550 is also quick and simple to set up, thanks to its manual horizontal slider and automatic vertical keystone correction.
The website has a big selection of the mags in a long horizontal slider with neat and, from the ones I know about at least, really good and accurate explanatory pop-up texts.
Use horizontal slider or casement windows, which are easily operated from a seated position.