Th e Ambient  PBU Vaporizer is the pressure build-up  equipment that uses the air natural convection to heat cryogenic liquid (liquid N itrogen, liquid Argon , liquid N atural G as and liquid C arbon D ioxide), then turn it to low-temperature gas .
This PBU is Horizontal with Star Fin s pipe , inlet and outlet are all using flange connection,  and keep flow continually rises in elevation from inlet to outlet to prevent vapor locks .  The PBU is confvenient to layout and   owns  beautiful structure , not easy to be frost ed . The PBU could be used for cryogenic tank and cryogenic trailer.