Patent ID: 8096081

Claim:
A double hung window assembly, comprising: upper and lower sash assemblies each having a sash height; opposing side jambs; a pair of opposing jamb liners comprising a jamb liner length generally equal to a length of the opposing side jambs, sash tracks on each of the jamb liners securing the upper and lower assemblies to the opposing side jambs, and at least one jamb recess located between the sash tracks on each of the jamb liners; a pair of jamb fillers each having a length generally equal to the jamb liner length and retained in each of the jamb recesses, each jamb filler having an outer weather stripping recess and an inner weather stripping recess; an outer weather stripping having a length generally equal to the height of the upper sash assembly and attached in the outer weather stripping recess; and an inner weather stripping having a length generally equal to the height of the lower sash assembly and attached in the inner weather stripping recess, wherein the jamb filler comprises a primary exposed surface that is substantially unobstructed by the inner and outer weather stripping.