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Keystones

Architectural Fypon Keystones

Combine these weatherproof PVC keystones with our door and window trim for a more complex look.

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Build a layered architectural style on Fypon door and window trim with paintable, maintenance-free keystone elements.

Our eleven main designs are made from high-density polyurethane and will never rot, warp, or swell.

  • Upgrade existing windows quickly and easily.
  • Outlasts all comparable wooden architectural elements in the field.
  • Integrates with all Fypon door and window crossheads.
 

Custom designs and dimensions available are available. Contact us to learn more.

If you need a custom architectural keystone, contact us for more information.
Contact Us

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Learn More About PVC Keystones

Frequently Asked Questions

    • What door and window trim options do these keystones work with?
      These keystones are designed to work with all Fypon door and window crossheads.

Don’t See Your Question? Drop us a line and we’ll help you sort it out.
Contact Us

  • KEY20 KEY20

    KEY20

    Gable Pediment Kits Basic System Manufactured by Fypon Note: Ships in 6 pieces; field trimming and assembly required. Installation hardware and instructions included. Material: Polyurethane Color: White (Looks as pictured) Ready for stain or paint...

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  • KEY19 KEY19

    KEY19

    Gable Pediment Kits Stewart System Manufactured by Fypon Note: GPK401 and GPK801 kits include adhesive and screws. Material: Polyurethane Color: White (Looks as pictured) Ready for stain or paint. Category: Decorative Millwork, Gable Vents Shipping...

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  • KEY18 KEY18

    KEY18

    Gable Pediments Flat Style Manufactured by Fypon Material: Polyurethane Color: White (Looks as pictured) Ready for stain or paint. Category: Decorative Millwork, Gable Vents Shipping Details What is my roof pitch?Gable Decoration General Information

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  • KEY16 KEY16

    KEY16

    Gable Pediments Victorian Style Manufactured by Fypon Material: Polyurethane Color: White (Looks as pictured) Ready for stain or paint. Category: Decorative Millwork, Gable Vents Shipping Details What is my roof pitch?Gable Decoration General Information

    $83.45 $52.16
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  • KEY15 KEY15

    KEY15

    GD667-9-96 Gable pediment decoration in woodgrain finish. What is my roof pitch?Gable Decoration General Information

    $67.11 $41.94
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  • KEY14 KEY14

    KEY14

    GD667-9-84 Gable pediment decoration in woodgrain finish. What is my roof pitch?Gable Decoration General Information

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  • KEY12 KEY12

    KEY12

    GD667-9-66 Gable pediment decoration in woodgrain finish. What is my roof pitch?Gable Decoration General Information

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  • KEY11 KEY11

    KEY11

    GD667-8-96 Gable pediment decoration in woodgrain finish. What is my roof pitch?Gable Decoration General Information

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  • KEY06 KEY06

    KEY06

    GD667-8-84 Gable pediment decoration in woodgrain finish. What is my roof pitch?Gable Decoration General Information

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  • KEY09 KEY09

    KEY09

    GD667-8-72 Gable pediment decoration in woodgrain finish. What is my roof pitch?Gable Decoration General Information

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