These units can be used for storage of closed circuit heating and colling applications as well as heat pumps and solar panels. Buffer vessels are for use as direct cylinders to store water from separate heat sources such as heat pumps, plate heat exchangers and many others. Units are specially designed with sparges and baffles to ensure correct operation. Construction in SS 304;Tank top - 2.5 mm / Tank walls - 2.5 mm / Tank bottom - 2.5 mm;1 x DN 400 Manway;1 x Adjustable / Removable Stainless Steel Baffle Plate (through manway);1 x 2" Drain Valve;4 x DN 100 Flanges;4 x Stacking Corners;Bi-Directional Fork-Lift Pockets