WINDOWOLOGY

Horizontal Slider ( XO ) typically called an XO or OX meaning the X is the sliding or vent portion and the O being the fixed.


OX example

XO example


Single Hung ( SH ) or Top Hung ( TH ) with the S or the T meaning the sliding portion and the H being the fixed.


SINGLE HUNG /
TOP HUNG
EXAMPLE

DOUBLE SINGLE HUNG


Picture or Fixed ( P / F ) meaning a non-opening window.


PICTURE WINDOW
NO GRIDS

PICTURE WINDOW
(NON-OPENING)
WITH TOP GRIDS


Sliding Patio Doors use the same "handing" as a horizontal sliding window and can be made in multiple panels. Ex: OOX or a OXO or an OXXO. What differentiates the patio slider from the horizontal sliding window is the tempered safety glass.


4-PANEL DOOR WITH TWO INNER DOORS OPENING OUTWARDS TOWARDS THE FIXED PANELS

3-PANEL DOOR WITH 2 FIXED PANELS AND THE CENTER PANEL OPENING EITHER