2000 Double Hung

The EcoTherm 2000 is our most popular vinyl replacement window. The slimline frame and sash design allow for maximum viewing area, while our ST glazing package meets the latest, most rigorous Energy Star standards. It’s one of the most functional, most efficient vinyl double hung windows on the planet.

Better Windows for A Better World

2000 Double Hung

NFRC Thermal Performance Data
HP Low E0.342.940.290.55
Supra Low E Argon0.313.230.290.55
ST Stimulus0.293.450.290.55

Standard Features

  • Fusion Welded Sash and Frame
  • Fully Weather-Stripped Interlock at Meeting Rail
  • Block and Tackle Balance System
  • Beautifully Beveled Master Frame
  • Fiberglass Half Screen
  • Sloped Sill with Interlocking Leg
  • DP 35 Rated
  • Both Sash Tilt in for Easy Cleaning
  • 3¼" Frame Depth
  • Aluminum Reinforced Meeting Rail
  • Also available in Rolling, Picture Window and Hopper

Performance Options

  • ST Stimulus Energy Star Approved Glazing Package
  • Flat, Profile or SDL Grid Package
  • Foam Frame Wrap
  • Locking Screen
  • Full Screen
  • DP 50 Upgrade Available
  • White or Beige Colors

© 2010 KASSON AND KELLER, INC. EcoTherm Window Systems, a quality product of Kasson and Keller, Inc. All rights reserved.