On-Guard Primed Jamb

On-Guard Primed jambs, or frames, are a full composite jamb that is primed and ready for paint on site. It is a great jamb for houses that are close to the shore or get excessive water infiltration. The frame itself is rot proof and works great with a Therma-Tru door unit.

Reeb Finish

This jamb species can be painted or stained by Reeb Finish and will have a 10 year warranty.


On-Guard Primed jambs can be used with single doors, double doors, doors with one sidelite and doors with two sidelites. Standard size 4-9/16” jambs can also be used for a 2 door patio unit. Units with a Mullpost can include either a primed or clear Framesaver Mullpost.


The On-Guard Primed jamb is available in 4-9/16″, 5-1/4″, 6-9/16″, and 7-9/16” jamb depths. This jamb cannot be customized to other jamb depths. Transom sills are also available in standard 4-9/16” and 6-9/16” sizes, with reinforced transom depth options of 4-9/16″, 5-1/4″, 6-9/16″, or 7-9/16″.


The longest leg that’s currently inventoried by Reeb is 8’, with brickmould up to 10’ in length for the longer patio units.

Exterior Casing

Brickmould is available as an exterior trim in a matching primed material and will be 2” in width.

Updated on May 15, 2021

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