TA Leaded Glass is pleased to offer this stationary octagon window. 4 1/2 inch wide jamb made of solid white pine. The ROUGH OPENING is 14 1/2 inches across. Exterior brick mold is primed. DOUBLE GLAZED with clear glass on the outside and the stained glass panel inside. The stained glass is assembled with lead came, not copper foil. This frame is made to fit inbetween standard 16 inch on center stud layout. No header is necessary. We ship INSURED anywhere in the contiguous USA. and Canada. Made in the USA by American craftsmen. We offer an interior trim kit ($12.00), inside clear glass (we install against the stained glass on the inside to make better thermal protection and cleaning easier) cost $10, and a 2 inch wide jamb extension kit ($10.00) for this window. If you would like any of these items let us know before you pay and we will add to invoice. Items will be shipped in the same box as the window.