2540 Membrane Housing Kit2540 Membrane Housing Kit This is a membrane housing kit designed to fit Snyder 2540 membranes. The inner diameter of the housing measured 2. 519' (64MM) and measured 46" from end to end. The opposing 1. 5" tri clamp ports protrude 3. 5" from the center of the housing and are spaced 42. 5" apart measured from the center of each ferrule. This housing kit includes 3" tri clamp end caps that accept the membrane permeate adapters to perfectly support the