Safety and security support for ventable double hung window

A window support for a double hung window having a window frame, a top sash, a bottom sash, and a window channel defined by the window frame wherein said window support limits venting of the bottom sash and provides structural integrity to the window, said window support comprising:

• a first longitudinal member having a first predetermined cross-section profile and a top and bottom end;
• a second horizontal member having a proximal end and a distal end wherein said proximal end is configured to receive said first longitudinal member top end;
• and
• a clamp comprising a main body and a mounting lever, said main body defining a cavity having a predetermined cross-section profile and wherein said cavity predetermined cross-section profile is configured for receipt of at least said bottom end of said first longitudinal member, wherein said clamp is supported on said first longitudinal member and is slidable there along, and wherein said clamp mounting lever comprises a distal leg extending distally from said clamp main body and a clamping leg extending perpendicular from said distal leg wherein said clamping leg is configured to cooperate with the window channel of the window frame, and wherein said mounting lever defines a window sash cooperating bottom edge and a top edge wherein upward movement of the bottom sash urges against the window sash cooperating bottom edge to raise said clamp on said first longitudinal member and said clamp top edge is configured to cooperate with said second horizontal member to limit movement of said clamp on said first longitudinal member.