Tel:   301-220-1144

Family Owned and Operated Since 1980

Marvin Signature Ultimate Windows

Bay or Bow

The Ultimate Bay window is a group of connected windows extending outward from a room at desired angles, allowing light and views from multiple directions. The Ultimate Bow window is a series of windows connected to form a gentle outward curve. Typically made up of four or more windows, bow windows can create a small nook, bring in more light, and boost visual appeal from inside and out.


Standard Features Bay

  • Extruded aluminum exterior and wood interior
  • Advanced Low-E Insulating Double-Pane Glass with Argon Features insulating glass with a Low-E coating that has two layers of thermal protection. Argon is inserted in the space between the insulating glass to make your home even more energy efficient.
  • Standard finish on extruded aluminum is commercial-grade and warrantied for 20 years, ensuring a smooth, beautiful finish that lasts.
  • Choose a combination of Double Hung or Casement windows to suit any design style.
  • Innovative engineering allows the window to be opened easily by turning the handle and pushing out the sash.
  • Unique wash mode allows cleaning of both sides of glass from indoors.
  • Narrow checkrail maximizes view, while maintaining historical accuracy.


Standard Features Bow

  • Extruded aluminum exterior and wood interior
  • Advanced Low-E Insulating Double-Pane Glass with Argon Features insulating glass with a Low-E coating that has two layers of thermal protection. Argon is inserted in the space between the insulating glass to make your home even more energy efficient.
  • Standard finish on extruded aluminum is commercial-grade and warrantied for 20 years, ensuring a smooth, beautiful finish that lasts.
  • Choose a combination of Double Hung or Casement windows to suit any design style.
  • Unique wash mode allows access to both sides of glass from indoors.
  • Four or more windows connected in a gentle curve to open a room and maximize views.
  • Narrow checkrail maximizes view, while maintaining historical accuracy.


LowE 2 Features a double layer of silver on an inside surface of IG glass. It provides year round performance and comfort. This coating option provides better protection against radiant heat transfer than single layer metallic Low E coatings. Argon gas slows the movement of warm and cool air in IG airspaces and improve thermal performance.


EXTRUDED ALUMINUM Marvin only uses extruded aluminum in its products. Extruded aluminum is much thicker than standard roll-form aluminum. The added strength and durability of extruded aluminum benefits the overall performance of windows and doors.


STRENGTH AND BEAUTY Signature Ultimate windows and doors are available in a range of wood species and a variety of stains and paint options.


Screens for the Ultimate product line feature a durable, low maintenance aluminum surround and Marvin Bright View™ mesh – a fiberglass screen mesh that provides improved airflow and more natural light while keeping insects out. Bright View repels water and resists dirt and grime for a sharp, vivid view.



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