Transform your space with the FND4F Window Frame from Keepshape Appliances & Renewable Energy! Our premium-quality steel frame is engineered for top-hung windows in both residential and commercial buildings, ensuring unbeatable performance. Featuring F7 energy efficiency and ND4F soundproofing technology, this frame excels in thermal insulation and noise reduction, offering you a serene and comfortable environment. Finished in grey oxide and built from galvanized steel, it promises long-term durability and style. Choose Keepshape for quality and innovation you can trust!
FND4F Window Frame
- Galvanized Steel Construction – Corrosion-resistant and built to last
- F7 Energy Efficiency Rating – Reduces heat loss and improves insulation
- ND4F Soundproofing Technology – Minimizes noise for peaceful interiors
- Top-Hung Window Design – Allows airflow while maintaining privacy
- Grey Oxide Finish – Neutral tone that suits most wall finishes
- Easy Installation – Compatible with standard wall openings
Attribute
Value
Model
FND4F / ND4F
Material
Galvanized Steel
Finish
Grey Oxide
Energy Rating
Class F7
Soundproof Rating
ND4F
Window Type
Top-hung single-pane
Application
Residential & commercial
