What would you say if you could stay in your current home, but update it - affordably - with some of the best quality vinyl replacement windows on the market?

For years, Kas-Kel has been a leader in the design and manufacture of state-of-the-art vinyl windows, and now we have taken our most popular window line and improved its looks and construction while keeping it affordable. And we stand behind each window with a Pledge of Quality warranty - a warranty that really means something.

The 1000 Series All Season has the features you want in a vinyl window including the Edgewise warm-edge insulating system, long-life, and ease of maintenance. And with its thermal fusion-welded sash and attractive bevel design on the exterior, the 1000 Series All Season gives you strength and beauty.

1. 3 1/4" master frame with a welded sash.

2. Multi-chambered vinyl extrusions.

3. 3/4" clear insulating glass with double weatherstripping.

4. Edgewise warm-edge insulating glass system.

5. Balance covers

6. locking balances

7. Ventilation locks

8. Cam locks

9. Interlocking meeting rail

10. Integra hardware

11. Extruded lift handles

12. Sloped sill

13. White or beige PVC with color throughout

While our standard 3/4" insulating glass provides good thermal performance, you'll get even more protection with our Low "E", Infinit"E" and SupraGlas options.
Low "E" is like adding a strom window to every opening. Plus, its invisible coating screens out ultraviolet rays, reduces the chance of condensation, and keeps your house cooler in the summer.
Infinit"E" glassis pyrolytic Low "E"glass with an argon gas-filled glass, which provides Energy Star performance.
Infinit"E"  lifetime warranty