Insulated aluminum windows in wood frame

I have available a collection of used aluminum windows with frames. Excellent conditions. They would be great for a project or repurposing. Vapour barrier/ insulation holds perfectly well. They would cost thousands if they were new. Aluminum Windows in Wood frame. Termoinsulated. Brown colour. In perfect condition 1. - 3pcs dimensions 46”X 40” - 1pc ……. 50”X44” All of them could be opened. Price for all 4 is $500, or $150/one pc 2. - 5 pcs … 64”X24”, two of them could be opened. Price for all 5 $1100 Price is negotiable for complete lot