Get current pricing for Bel, BEL8-S-450-6M Bel Composites Model Bel8-s-450-6m Ro Housings. These 8-inch, 6-long Vessels Are Rated At 450 Psi. Side Ports Are 1.5 Victaulic And Located In P . Product Category: Process Equipment, Sub Category: Reverse Osmosis Equipment: