Door Sill Parts and Accessories

We offer a variety of Door Sill & Threshold Replacement Parts & Accessories for your door, including replacement sill decks, cap plugs, stiffeners and more.

Not sure which sill parts are the best for you? No problem, let us help! It is our mission to provide you with the perfect sill kit for your doors. We want to be able to turn your door into a BetterDoor.

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Z-Series Inswing Sill Extenders
Select options This product has multiple variants. The options may be chosen on the product page

Z-Series Inswing Sill Extenders

$36.50 – $100.00
Select options This product has multiple variants. The options may be chosen on the product page

Endura Replacement Sill Decks

$37.00 – $100.00
Outswing Bumper Sill 2" Extender
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Endura Z-Series Outswing Bumper Sill 2″ Extender

$58.00 – $115.00
Rainseal Gasket for Oak Adjustable Cap
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Endura Rainseal Gasket for Oak Adjustable Cap

$23.00 – $26.00
Z-Articulating Cap Sill™ Mull Stiffeners
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Endura Z-Articulating Cap Sill™ Mull Stiffeners

$24.00 – $60.00
Z-Articulating Cap Sill™ Sidelite Stiffeners
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Z-Articulating Cap Sill™ Sidelite Stiffeners

$21.00 – $41.00
Z-Articulating Cap Sill Z-End Bases
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Endura Z-Articulating Cap Sill Z-End Bases

$18.00 – $77.00
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Endura Z-Series Cap Plugs

$10.00 – $225.00
Z-Series Inswing Sill Cover
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Endura Z-Series Inswing Sill Cover

$33.00 – $38.00
Two-Piece Sill Cover
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Two-Piece Sill Cover for Z-Articulating Cap Sill

$32.00 – $33.00