WW2 Original Air-Filtration unit and exhaust from German bunker Rare extra set

Extremely rare and original WW2 German Air-Filtration unit and exhaust system from a bunker. This is amazing set for display bunker restoration, mens cave, movie. Made by Dragerwerk from Lubeck in 1940 makers labels and descriptions on the all parts. Good untouched condition with original paint. Rare set but Exhaust part is extremely rare on the collectors market. Please check all details on the photographs. This set will be additional to any good collection or museum display. Good for display, diorama or for project, 100% genuine. THIS ITEM IS LISTED FOR HISTORICAL INTEREST ONLY. 100% genuine War Time used. Please check our another auctions to find much more items.