Heat Gain, Insulation and Cellular Glass Foundation SystemNoNameMinimum Technical Requirements3.5.1Unless otherwise specified in the PES, total heat gain through the insulation space, piping, supports, and other connections shall be such that the loss of product per day does not exceed the maximum allowable heat gain values per below when the tank has been filled to rated capacity and allowed to reach temperature equilibrium.0.22% for liquid oxygen (LOX)0.30% for liquid nitrogen (LIN)3.5.2