There are several places that will remove the windows and reseal them for less than the cost of new windows. If it has been fogged for a while, the glass may be etched and need replacing.
We had several windows repaired by Sun Coast Design in Florida. Another place is RV Fog Doctor in Arkansas.
Amateur Radio Operator (KE5DFR)|Full-Time! - 2012 6.7L Ford Crew Cab Dually -2013 HitchHiker Champagne 38RLRSB - Travel with one Standard Schnauzer and one small Timneh African Gray Parrot, retired mechanical engineer