Image of a room with a wall of windows offering a stunning view.
Attach two or more windows together to create a one-of-a-kind look.

Mulling is the act of attaching two or more window units together. This provides a modern, clean, custom design. Mull Units create a dramatic feature window opening. Because of JELD-WEN’s unparalleled selection, creating a unique, finished look is easier ever before. By combining different sizes and styles of windows into one seamless design you can create a one-of-a-kind look for your home.

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2 Comments

  1. JEFFREY T DAY

    I’m looking for a mulling kit to join 2 – 48″ high single hung windows.
    I bought the windows at Lowes, and the service person was useless in regards to purchasing mulling kits

  2. JELD-WEN Canada

    Hi Mr. Day, we do not sell mulling kits separately.

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