Enhanced protection for essential facilities calls for hurricane impact-tested window products meeting the most stringent performance requirements.

EFCO’s XForce™ 3250i-HP-XLT and 4250i-HP-XLT series casement, projected and fixed windows rise to the challenge, and are offered with a broad range of test-proven options and accessories.


Multi-lock hardware option
Improved accessibility
3-7/8" and 4-7/8" frame depth
24mm XLT polyamide thermal barrier
Large "D" missile impact tested
For basic protection in Wind Zones 1-4
"E" missile impact tested
For essential facilities' enhanced protection in Wind Zones 3-4