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Weather-strippingA part of a window or door, used to seal the cracks around moving sash or panels against the passage of air or water, when the door or window is in the closed position. Weather strip can be made of metal, vinyl, wool pile or other materials. See Weather Stripping in SWISCO's catalog.
Weep FlapsA weep hole that is covered with vinyl flap that allows water to escape, while keeping insects out.
Weep HolesSmall openings designed to allow water to escape that might otherwise accumulate in a window's sill.
Wind LoadThe amount of pressure exerted by the wind on a window or door generally expressed in pounds per square foot.
Window SizeAlways expressed as width first, then height.
Window Pane DividerA short bar used to separate glass in a sash into multiple lights. Also called a muntin or a grille.
Wood Jamb StripsStrips of wood that run along the jamb used to shim up the window.
Wool PileA type of weather strip material used to reduce the passage of air or water around sash members of a window or door.
Wrap Around GlazingThe same as channel glazing or marine glazing.
