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  • ajwindowsanddoors

Window Lingo

Lets talk window lingo.

Show below is a popular casement window.

Openers - Any opening glazing area

Trickle Vents - ventilation portals

Fixed panes - The fixed glazing area

Sealed unit - The glass section

Fan Light - small top hung opener

Mullion - Vertical posts

Transom - Horizontal posts

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