American Air Filter Co, a provider of air filtration solutions, completed the acquisition of National Air Filter Service Co of New Jersey, one of the oldest and largest full-service air filtration management companies in the United States. Financial terms were not disclosed. "This is an exciting announcement for us that we believe will yield important benefits for our customers and our vendors while ensuring the continuity of our business and relationships," Don Borghoff, National Air Filter Service Company of New Jersey President and Owner.