Bertha Horizontal Roller Windows
The Bertha Horizontal Roller Vinyl Impact Window offers a variety of sizes, glazing, and frame options to meet any customer or job need. The design pressures on this line of windows range from +50/-55 to +75/-85 (see Fact Sheet for details)
Features & Benefits
- Better thermal barrier than most other windows: .070” walls are a full 12% thicker than most other windows
- Nearly impenetrable barrier to air & water penetration: fusion welded 3 ¼ frame & sash provide strength, stability, and rigidity
- Lifetime warranty: all vinyl frames
