Barton BPI-32 Bulkhead Pipe Gland Reducer 32mm f/BPG-50 [BPI-32]BPI 32 Bulkhead Pipe Gland Reducer 32mm for BPG 50 This adaptor enables smaller pipes to be used in conjunction with the BPG 50 Pipe Gland. This will accept pipes between 28 and 32mm. These glands give a water and vapor proof seal between bulkheads. They are flexible and will accommodate curved surfaces and pipe entry at an angle. They are easy to fit and fully serviceable in situ. This product may not be returned to the original point of purchase.