L-R Systems, Inc. large vacuum filter chamber, S/N none, 5 filter cartridges, 28″ diameter, 89″ long straight side barrel length, 24″ long cone, 8″ inlet and outlet, 6″ bottom outlet with 12″ x 12″ flange mount for airlock. 33″ x 21″ access door blow back. Very good condition.

See stock numbers 14894 and 14895 for airlocks that bolt on directly.