The NEW B320HT envelope offers efficient solutions for many demanding applications, such as district heating, oil coolers and different industrial applications. This product is part of SWEP s new range for larger capacities which offers a flexible thermal length through optimizing the plate arrangement. This provides a great application fit, combining high thermal efficiency and expanded capacity reach. The B320HT envelope is a drop-in replacement for SWEP current models B50H and B50M, but more efficient.