American style. Wood frame. CALDWELL hardware from USA.

Features:

1. Apperance and material:

1). American style,classic lines,soft comfortable feel.

2). Defect-free hemlock or larch(upon request) to produce the window.10 degree slope sill.

2. Glass:Double glass.Low-E, Argon filled, float,tempered or laminated glass available.Good thermal break and noise insulation performance.

3. Paint:Well-known REMMERS paint from Germany,Innoxious,environmental friendly,4 coats of finishes.

4. Hardware:CALDWELL,well-known American double hung window hardware brand,window designed with convenience and safety in mind.Other:Muntins available.

5. U value:U value:1.5-2.1 W/(m2*K);R value:30<Rw>35.

6. Perfect wind pressure resistance,Air permeability,Rain Leakage resistance property.

7. Packaging:Wrapped with carton board and PVC film,then loaded into the fumigated wooden case.