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Drutex I5 Casement
DRUTEX S A Blue Path Certified (Valid through 2026-08-20) NFRC Product # DRU-K-3-00005-00001Overview
The U-values in the Overview section apply to Zones 4A/4B. For other climate zones, refer to the Phius Certified Product certificate available hosted on this page. All other performance data is not climate-specific.
IGU (Glazing) Information
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Phius product certificates provide the component-level data needed for actual-size thermal performance calculations. Phius Blue Path and Orange Path certificates are functionally equivalent for use in Phius Project Certification.
Frame Information
| Head | Sill | Left Jamb | Right Jamb | |
|---|---|---|---|---|
| Frame height | 4.88 in 124 mm | 4.88 in 124 mm | 4.88 in 124 mm | 4.88 in 124 mm |
| U-Frame | 0.28 BTU/hr·ft²·°F 1.59 W/m²K | 0.28 BTU/hr·ft²·°F 1.59 W/m²K | 0.28 BTU/hr·ft²·°F 1.62 W/m²K | 0.28 BTU/hr·ft²·°F 1.62 W/m²K |
| PSI-Spacer | 0.008 BTU/hr·ft·°F 0.014 W/mK | 0.008 BTU/hr·ft·°F 0.014 W/mK | 0.009 BTU/hr·ft·°F 0.015 W/mK | 0.009 BTU/hr·ft·°F 0.015 W/mK |