Endura Z-Articulating Cap Sill™ Sidelite Stiffeners


Sill Width

5-5/8", 7-13/16"

Package Size

1 pair, 5 pairs


Return Policy: 60 Days



The Endura Z-Articulating Cap Sill™ Sidelite Stiffeners provide added stability and improved sealing to the Z-Articulating Cap Sill™ and Sealing System when installed in a door unit with sidelites.

• Installed between the sidelite seat and door frame, the sidelite stiffener eliminates the need for caulking
• Plastic stiffener with sealing gaskets installed on each side to properly seal
• Unique shape aligns with the sidelite seat and the sill to eliminate any gaps in sealing capabilities

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