4000 Bay
The EcoTherm 4000 Bay replacement window series provides high-end elegance in a high-efficiency system. With its hand crafted insulated seat board and optional ST Glazing, this vinyl window series delivers outstanding thermal performance in a particularly vulnerable area of the home.
Standard Features
- Sleek Slimline Sash Profile
- Quad Weather-Stripping at Key Contact Points
- Block and Tackle Balance System
- Also available in Double Hung, Rolling, Picture Window and Hopper
- Full Length Lift Handles
- Locking Half Screen
- Approved Forced Entry Locking System
- Sash Tilt In for Easy Cleaning
- Double Recessed Meeting Rail Locks
- DP 50 Rated
- Interlocking Sloped Sill
- Dual Night Latches
- All Welded Construction
- 30 and 45 Degree Bay Window Style
- 1" Insulated Seat Board
- Red Oak or Birch Veneer Head and Seat Board
- Screens on Operating Vents
- 6 9/16" or 4 9/16" Jamb Depth
- Hanging Cable System
Performance Options
- ST Stimulus – Energy Star Approved Glazing Package
- DOE-R5 Glazing Package
- White, Beige and Bronze/White Colors
- Cherry, Light and Dark Oak Simulated Woodgrain Interior
- 14 Exterior Decorative Colors
- Flat, Profile or SDL Grid Package
- Custom Jamb Depths
© 2010 KASSON AND KELLER, INC. EcoTherm Window Systems, a quality product of Kasson and Keller, Inc. All rights reserved.