Vinyl Window Manufacturing by Kensington High Performance Products in Maryland

Heat Mirror Film Technology Offered Exclusively in Vinyl Windows

Welcome to the Home of the Only Vinyl Window Manufactured in America with HEAT MIRROR™ Film Technology

Kensington High Performance Products is the EXCLUSIVE vinyl window fabricator of Heat Mirror™ Suspended Film Technology in the US. Best-In-Class Window Insulation Performance. Now, windows can insutate like a wall, with a clear view of a window.

Learn More About Heat Mirror™

  • 2017 Energy Star Most Efficient
  • Top 100 Energy Efficient Innovations of the Millennium
  • 99.5% UV Blockage
  • A Clear View to Energy Savings
  • Where can I buy?

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