300 Double Hung
EcoTherm’s 300 series new construction double hung windows feature an integrated brickmold trim package, which creates a traditional exterior finish. The brickmold trim also serves as a J-channel pocket making for a clean finish look and easy installation.
The 300 Series vinyl windows are also available in rolling, picture window and specialty shapes.
| Glazing | U-Value | R-Factor | SHGC | VLT |
|---|---|---|---|---|
| Clear | 0.47 | 2.13 | 0.62 | 0.64 |
| HP Low E | 0.33 | 3.03 | 0.29 | 0.54 |
| Supra Low E Argon | 0.30 | 3.33 | 0.28 | 0.54 |
| ST Stimulus | 0.28 | 3.57 | 0.28 | 0.54 |
Standard Features
- Welded Sash and Frame
- Block and Tackle Balance System
- Aluminum Reinforced Meeting Rail
- Sloped Sill with Interlocking Leg
- Both Sash Tilt In/Full Screen
- Frame Depth 3 5/8"
- Fully Weather Stripped Interlock
- Fiberglass Half Screen
Performance Options
- ST Stimulus Energy Star Approved Glazing Package
- Flat, Profile or SDL Grid Package
Builder Options
- Integral Nail Fin
- Integral Nail Fin and J-Channel
- 4 9/16" Pre-Primed Extension Jamb
- 6 9/16" Pre-Primed Extension Jamb
© 2010 KASSON AND KELLER, INC. EcoTherm Window Systems, a quality product of Kasson and Keller, Inc. All rights reserved.