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Product Details
4000 Series windows from Window World are beautiful as well as remarkably solid, sturdy and stable. Our beveled mainframe design is exceptionally slim and refined. Their sleek construction easily complements any type of architecture.
You will find that 4000 Series vinyl frames will never chip, peel, crack or warp, and are maintenance free. The 4000 Series tilt-in sashes make cleaning a pleasure due to our effortless tilt latch.
The ultimate choice for beauty, comfort and energy efficiency. The 4000 Series windows help to pay for themselves through lower energy costs, freedom from maintenance and increased property value. Our impressive Lifetime Limited Warranty* delivers the peace-of-mind you would expect from an industry leader.
4000 Series Features
- Fully extruded lift rails for strength and durability
- Fusion-welded sashes for added strength & rigidity
- Sloped sill forces water to drain to the exterior
- Double barrier-fin weather- stripping at sash sides
- Protective hollow bulb seal at the sill for added weather protection
