Product Categories
  • Ostaco – Core Plus Window
    • Ostaco – Core Plus Window
    • Ostaco – Core Plus Window

    • CORE PLUS WINDOW THE PERFECT FIT 4 9/16” vinyl frame with built in nosing Thicker exterior sash walls (.090” versus .068”) ENERGY EFFICIENCY Rated Most efficient by Energy Star Warm edge spacers recessed between the panes of glass both minimize glass edge conductivity while optimally containing the argon gas within the sealed units, obtaining a 90% argon gas fill rate…
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  • Ostaco – Core Window
    • Ostaco – Core Window
    • Ostaco – Core Window

    • CORE WINDOW MAXIMIZE YOUR LIVING SPACE 3 ¼” vinyl frame Thicker exterior sash walls (.090” versus .068”) ENERGY EFFICIENCY Rated Most efficient by Energy Star Warm edge spacers recessed between the panes of glass both minimize glass edge conductivity while optimally containing the argon gas within the sealed units, obtaining a 90% argon gas fill rate QUALITY AND PEACE OF…
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  • Ostaco – ENERSENSE HYBRID WINDOW
    • Ostaco – ENERSENSE HYBRID WINDOW
    • Ostaco – ENERSENSE HYBRID WINDOW

    • ENERSENSE HYBRID WINDOW PREMIUM DESIGN 5 5/8” vinyl/wood or cellular PVC hybrid frame Built in 1 3/16” nosing Thicker exterior sash walls (.090” versus .068”) CLEAN FINISH Rated Most efficient by Energy Star Warm edge spacers recessed between the panes of glass both minimize glass edge conductivity while optimally containing the argon gas within the sealed units, obtaining a 90%…
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  • Ostaco – Fiberglass doors
    • Ostaco – Fiberglass doors
    • Ostaco – Fiberglass doors

    • WHY CHOOSE FIBERGLASS? Wouldn’t you choose a superior door? What about the same look and feel of a traditional wood door, without the maintenance? How about a smooth modern look with deep embossments that won’t dent or rust? Fiberglass is the first choice for discerning home owners looking for high quality, high value, and lots of options! A PERFECT FINISH…
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  • Ostaco – Prism Window
    • Ostaco – Prism Window
    • Ostaco – Prism Window

    • PRISM WINDOW MAXIMIZE YOUR LIVING SPACE 4 9/16” vinyl frame Thicker exterior sash walls (.090” versus .068”) 25% more glass surface area* ENERGY EFFICIENCY Rated Most efficient by Energy Star Warm edge spacers recessed between the panes of glass both minimize glass edge conductivity while optimally containing the argon gas within the sealed units, obtaining a 90% argon gas fill…
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