As you've discovered, ten π's are pretty labor intensive, and so they command a premium price. As large format horns go, they're very serviceable, easy to assemble and repair. But this still doesn't make them anywhere near the simplicity of a bass-reflex or sealed direct-radiating loudspeaker.In America, you won't find any cabinetmaker that will build these cabinets less than $600.00, and that's without any finish. When appropriately built with bracing, expansion foam and minimal finish, one should consider $1000.00 to be wholesale cost of an entry-level cabinet. They command much higher price than this when populated with good components and tastefully finished, so $2000-3000 for a complete system is a fair price.