Efficient Construction with btu Value 0.18
System designed for windows with high thermal insulation parameters. High efficiency was achieved by applying special thermal inserts slid between thermal separators and around the glass pane. A70 Window system is available with hidden hinges and variety of hardware options.
For those who value time and simplicity we recommend using additional Nailing Flange profile. Special fin is designed for simple and quick installation. This profile is frequently used by customers with additional trim resulting in further material and labor savings.
| Depth of frame | 2 3/4 |
| Depth with leaf | 3 1/8 |
| Glazing range | up to 2 7/16 |
| Maximum size (W×H) | 4 1/2 x 63 |
| Max weight | 287 lbs |
| BTU | 0,18 |
| Air Permeability | (EN 12207:2000) CLASS 4 |
| Watertightness | (EN 12208:2000) CLASS 7A* / 9A** |
| Wind load resistance | (EN 12210:2000) CLASS C3* / C4** |
| Thermal insulation (Uf) | from 0,9 (W/m²K) |
| Maximum acoustic insulation | Rw=43 dB |
*Reference test : Balcony 4,00 x 3,00 m. 2 sashes. **Reference test : 4,00 x 3,00 m. 1 sash + 1 fixed
270 Main Ave
Norwalk, CT, 06851
9:00 AM – 5:00 PM Monday-Friday.
Saturday by appointment
Phone: (347) 537-5707
Phone: (203) 636-0011
Email: sales@ecowindowsusa.com
