select the bottom rail from a flush casement

select the haunched mortice and tennon joint

select the bay window

the mullion is

select the Head from a flush casement

select the through mortice and tennon joint

select the comb joint

select the through mortice and tennon housing joint

the bottom rail is part of

select the friction hinge

select the franked mortice and tennon joint

The jamb is part of the window

select the pivot window

select the sidehung window

the head is

A window with a fixed frame that cannot be opened is called a

select the transom

the stiles are part of

select the roof window

select the rebated bead

select the stormproof hinge

select the stub mortice and tennon joint

the horizontal cross bar in

       the window frame below

       or above a sash is called the

the astragal is

the horizontal bottom part of

     the frame with angled weathering is called the

the top rail is part of

The head is part of the window

select the cill from a flush casement

select the top rail from a storm proof window

select the cill extension

select the head drip