Stile

Related terms

• Sash

  The framed, often movable panel that holds the glass within a window. Double-hung windows have an upper and lower sash.

• Stool

  The interior horizontal shelf at the bottom of a window, what people commonly call the inside sill.

• Steel Entry Door

  An insulated steel-skinned exterior door — strong, secure, economical, but can dent and may show thermal bowing in sun.

• Storm Door

  A secondary exterior door (often glass/screen interchangeable) mounted outside the entry door for added weather protection and ventilation.

• Spacer

  The bar separating the panes of an insulated glass unit. 'Warm-edge' spacers reduce edge heat loss and condensation.

• Strike Plate

  The metal plate on the jamb the latch and bolt engage. Long screws into the framing here are the single cheapest security upgrade.

• Solid-Wood Door

  A door built from solid lumber or stave-core, the premium traditional construction; can move seasonally with humidity.

• Tempered Glass

  Heat-treated safety glass that is much stronger and breaks into small blunt pieces. Code-required near doors, floors, tubs, and large low…