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Composite Adjustable Inswing Sill

A Composite Adjustable Inswing Sill from Therma-Tru features a composite cap, nosing, and base which resists rot and warp. The cap contains flush stainless steel screws which adjust to maintain a tight seal. A u-shaped weather seal adds additional protection. The standard Rough Opening height for a 6/8 inswing unit is 82-1/2″.



Unit Capabilities

Layouts

A Composite Adjustable Inswing Sill can be used with single doors, double doors, doors with one sidelite, and doors with two sidelites. Certain sizes and finishes are also available with a patio screen rail and can be used with 2 door patios and 3 door patios.


Depths

This sill is available for 4-9/16”, 5-1/4”, 6-9/16”, and 8-1/8” jamb depths.


Finish and Cap Color

This sill is available in a Mill finish with either a light or dark cap; it is also available with a Bronze or Satin Nickel finish with a dark cap.


Horns

Sill horns can be created by utilizing a sill extender.


Replacement Parts

Sill Caps or Saddles

In adjustable sills, this is the part of an adjustable sill which can be moved up or down by turning adjusting screws; another term for riser. Screw placement on the sill cap depends on the length of sill itself, verify sill length or on center screw dimension before ordering replacement sill caps.

Sill Gaskets

A strip of flexible material which in an assembly of parts, to help prevent air and water from penetrating or passing through joints between parts.

Sill Nosing

A strip of composite or hardwood material that’s used towards the inside of the house to finalize the look of the sill. This piece might crack in the field and may need to be replaced from time to time depending on how often the entry is used.

Updated on May 11, 2020

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