but how much would a beaded curtain wall cost? we crunched the numbers with our ntp daily mega calculator. here's what we came with. by some estimates some 900 miles long. a curtain we found on amazon for $12.77. our estimation we'd need 1.4 million of those. that is a cost of 8.6 million dollars. an absolute bargain. but we also need something to hang them on. curtain rods. we found one for 24 bucks. if we buy 528 thousand of those and hook them together we can cover 900 miles for 12.6 million dollars. that is an m., not a b. total cost for a beaded curtain wall, 31.3 million dollars.