Vinyl 250 Series

The Krestmark Casement, Awning and Picture Window, Series 250 is primarily used for new construction. The actual unit size however is ½” under call out and is manufactured in some of the most common sizes used for replacement window installations. For some of these replacement applications the integral nail fin could be removed.  Casement windows are made in standard sizes only, see “Size Chart” at the bottom of page.


  • Multi-chambered extruded vinyl frame and sash provides stability with excellent strength, thermal resistant properties and is extremely low maintenance.

  • Fusion welded corners in frame and sash provides strength and virtually eliminates air and water infiltration.

  • Colors – White, Pebblestone and Clay (color shades may vary between product lines).

  • Single, twin and triple casements, awnings, picture combinations, 1/4, 1/2 rounds, arches and eyebrows available as mulled transoms.

  • 3/4“ Insulated glass, energy efficient LoE coating options.

  • Multi-point locking hardware with hinged side snubber and folding handle to minimize window treatment interference.

  • Dual durometer double weather strip energy efficient system with welded corners for excellent performance and resistance to weather penetration.

  • Certifications of all products tested are done to meet or exceed national testing standards by NFRC and AAMA; Energy Star® partner.


Other Options

  • Argon enhanced glass improves energy efficiency.

  • LoE E66 is a clear coating with highest levels of solar control.

  • Tempered obscure, bronze or grey glass; 3/4” dual insulated clear glass.

  • Grille patterns: 3/4” Colonial, Prairie, 1” Contoured, 1 1/8” Simulated Divided Lite.

  • Factory mulled or stacked units and field mull accessories.