2" Non Applied Jamb Extension Shipped KD (Knocked Down) Will Increase The Jamb Depth On Your Wood Or Polyurethane Octagon Window Up To An Overall Wall Thickness Of 6-11/16".

Please Specify Window Frame Style If Window Unit Is Not Included On Your Order:

• Wood
• Poly

And Window Designation As Frames Are Different Thickness:

• Stationary
• Venting

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Available For All Window Units!

Preview Item Is For Poly Stationary Unit. Also Shown Below Are Expanded Views Of Poly Stationary And Wood Stationary Jamb Extensions.