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OKNA Composite Windows

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Okna Composite Windows

In today’s economy, Volpe Enterprises believes it is essential to conserve energy, not only for cost purposes but for environmental reasons as well. One of the strongest features of Starmark Evo composite windows are their energy efficiency and remarkably low air infiltration rating. They are recognized for their cost effectiveness, low environmental impact and reliability to withstand a wide range of weather conditions.

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The Reason We Use Starmark Evo Composite Windows

Starmark Evo windows offer benefits like:
  • Solid sash and frame made up of an advanced cellular composite material for superior energy efficiency
  • Appearance of wood without the warping, decay, or insect issues
  • The interior lamination can reproduce the grain and rich colors of high-end hardwoods
  • Does not require the maintenance and upkeep that wood and vinyl windows do
  • A sloped sill for excellent drainage
  • The HeatSeal Glass System contains extra strength glass with 11 heat reflective layers of silver and other metal oxides and a HeatSeal Spacer
  • Passive solar and thermal insulation help to reduce the draft sensation caused by cold glass surfaces and reduce heating costs
  • ENERGY STAR® Certified
Composite windows are available in: Double Hung, Casement, Awning, Slider, Bow Windows, Bay Windows.

Okna Composite Window Products

Andersen Double-Hung Wood Windows

Starmark Evo
Double Hung Windows

  • Exclusive Wind Jammer eliminates drafty gaps common in other windows
  • Routered-in tilt latches provide an unobtrusive way of tilting the window without taking away from the appearance.
  • Cellular composite is a 70% better insulator then wood, 214% then vinyl and 1600% than aluminum.
  • Heat Shield glass comprised of eleven optical tuned layers
  • HeatSeal Warm Edge Spacer System for excellent thermal efficiency and drastic reduction in condensation problems.
Andersen Bay and Bow Wood Windows

Starmark Evo
Slider Windows

  • Multi-chamber design for exceptionally strong frame and corner welds.
  • Wide exterior profile for balance appearance and added frame strength.
  • Double weather-strip system around sliding sash for enhanced weather tight performance and reduced air infiltration.
  • Heat Shield glass comprised of eleven optical tuned layers
  • HeatSeal Warm Edge Spacer System for excellent thermal efficiency and drastic reduction in condensation problems.
Andersen Double-Hung Wood Windows

Starmark Evo
Casement & Awning Windows

  • Progressive multi-point locking system placed around entire window allows for a weather-tight seal by drawing the sash firmly together and securely to the master frame. (Casement)
  • Opens a full 90 degrees for maximum ventilation and easy cleaning from inside the home. (Casement)
  • Multi-chamber design for exceptionally strong frame and corner welds. (Awning)
  • Beveled screen frame with the appearance of wood molding for added beauty
  • HeatSeal Glass System comprised of eleven optical tuned layers
  • HeatSeal Warm Edge Spacer System for excellent thermal efficiency and drastic reduction in condensation problems.
Andersen Bay and Bow Wood Windows

Starmark Evo
Bow & Bay Windows

  • Two inch insulated head and seat board with furniture grade veneer and standard 1 ¼” jamb
  • Water penetration barrier below each window and mullion
  • Silicone free interior and exterior
  • Standard foam insulated mullions with threaded rod
  • HeatSeal Glass System comprised of eleven optical tuned layers
  • HeatSeal Warm Edge Spacer System for excellent thermal efficiency and drastic reduction in condensation problems.