Answer:

panes

AnswerCrossword Clue
PANESPhilatelist's collection
PANESGlazier's supply
PANESStamp purchases
PANESTiffany features
PANESWindow features
PANESGlazier's stock
PANESYou can see right through them
PANESStamp sheets
PANESPhilatelic purchases
PANESPhilately collection
PANESWindow parts
PANESWindow pieces
PANESGlazier's items
PANESOnes in sashes